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Garmin G3X Touch Installation Manual

Summary of G3X Touch

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    190-01115-01 november, 2013 revision l g3x installation manual.

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    G3x installation manual 190-01115-01 page a rev. L © copyright 2013 garmin ltd. Or its subsidiaries all rights reserved except as expressly provided herein, no part of this manual may be reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any purpose withou...

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    190-01115-01 g3x installation manual rev. L page i information subject to export control laws this document may contain information which is subject to the export administration regulations (“ear”) issued by the united states department of commerce (15 cfr, chapter vii subchapter c) and which may no...

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    G3x installation manual 190-01115-01 page ii rev. L definitions of warnings, cautions, and notes warning this product, its packaging, and its components contain chemicals known to the state of california to cause cancer, birth defects, or reproductive harm. This notice is being provided in accordanc...

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    190-01115-01 g3x installation manual rev. L page iii note all gmu 22 information in this installation manual also applies to the gmu 44. The gmu 44 had previously been used as the g3x magnetometer but has been replaced by the gmu 22. Note connector references jxxx(x) and pxxx(x) are used throughout ...

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    G3x installation manual 190-01115-01 page iv rev. L document pagination section number section title page range toc table of contents i–xiv section 1 inventory of materials 1-1–1-10 section 2 installation preparation 2-1–2-10 section 3 gad 29 installation (optional lru) 3-1–3-4 section 4 gap 26 inst...

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    190-01115-01 g3x installation manual rev. L page v gsu 73 hardware mod level history the following table identifies hardware modification (mod) levels for the gsu 73 lru. Mod levels are listed with the associated service bulletin number, service bulletin date, and the purpose of the modification. Th...

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    G3x installation manual 190-01115-01 page vi rev. L limited warranty for g3x products garmin g3x lrus gap 26, gdu 37x, gea 24, gmc 305, gmu22, gmu 44, gsa 28, gsu 25, gsu 73, & gtp 59 are warranted to be free from defects in materials or workmanship for two years from the date of purchase. Within th...

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    190-01115-01 g3x installation manual rev. L page vii table of contents paragraph page section 1 inventory of materials .....................................................................1-1 1.1 unpacking unit.............................................................................................

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    G3x installation manual 190-01115-01 page viii rev. L 5.5 mounting requirements .................................................................................................. 5-4 5.6 gps specifications .................................................................................................

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    190-01115-01 g3x installation manual rev. L page ix 9.14 yaw damper setup...................................................................................................... 9-53 9.15 step by step in-air autopilot setup ........................................................................... 9-...

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    G3x installation manual 190-01115-01 page x rev. L section 15 lru pinouts ...................................................................................15-1 15.1 gad 29........................................................................................................................ 15-1 1...

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    190-01115-01 g3x installation manual rev. L page xi 20.7 gsu 73 data logging ................................................................................................. 20-8 section 21 return to service information......................................................21-1 21.1 gdu 37x............

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    G3x installation manual 190-01115-01 page xii rev. L appendix c g3x w/gsu 25 and/or gad 29 interconnect drawings ..........C-1 c.1 core interconnect drawings w/gsu 25 and/or gad 29................................................C-1 figure c-1.1 core interconnect notes and 2 display can bus interconn...

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    190-01115-01 g3x installation manual rev. L page xiii figure d-2.10 g3x w/gsu 73 - gts 8xx interconnect/configuration example......... D-14 appendix e sensor wiring examples .............................................................E-1 figure e-1.1 notes for sensor wiring example drawings (for al...

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    G3x installation manual 190-01115-01 page xiv rev. L appendix h jabiru sensor wiring examples ................................................ H-1 figure h-1.1 notes for jabiru sensor drawings (for all appdx h drawings)................... H-1 h.1 gea 24 - jabiru sensor drawings.........................

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    190-01115-01 g3x installation manual - inventory of materials rev. L page 1-1 1 inventory of materials this manual provides all of the mechanical and electrical information required for the installation of the g3x system. This manual is intended to be a step-by-step guide to the installation, theref...

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    G3x installation manual - inventory of materials 190-01115-01 page 1-2 rev. L table 1-3 contents of gdu 370 single display kit w/eis (k10-00016-10) lru assembly part number quantity unit only part number gdu 370 display, unit kit 010-00667-15 1 011-01747-15 gea 24 eis, unit only 010-01042-00 1 011-0...

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    190-01115-01 g3x installation manual - inventory of materials rev. L page 1-3 table 1-6 contents of gdu 375 w/xm single display kit (k10-00016-15) lru assembly part number quantity unit only part number gdu 375 display, unit kit 010-00667-25 1 011-01747-30 gea 24 eis, unit only 010-01042-00 1 011-02...

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    G3x installation manual - inventory of materials 190-01115-01 page 1-4 rev. L each gdu 37x assembly (010-00667-xx) listed in table 1-2 through table 1-8 includes the gdu and the items listed in table 1-9 . 1.2.2 garmin lru installation kits the g3x w/gsu 73 installation kit contains the items listed...

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    190-01115-01 g3x installation manual - inventory of materials rev. L page 1-5 1.2.3 gps/xm antenna(s) a garmin or non-garmin gps antenna is required for a g3x installation. A garmin or non-garmin xm antenna is required for g3x installations using xm weather. See section 13 for required materials for...

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    G3x installation manual - inventory of materials 190-01115-01 page 1-6 rev. L 1.3 optional garmin lrus table 1-12 lists optional garmin lrus that can be installed with the g3x system. If any of these lrus are to be used in this installation, verify that all required installation materials such as co...

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    190-01115-01 g3x installation manual - inventory of materials rev. L page 1-7 1.4 required non-garmin equipment 1.4.1 wiring/cabling considerations the installer will provide all wiring and cabling unless otherwise noted. Use mil-w-22759/16 (or other approved wire) awg #22 or larger wire for all con...

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    G3x installation manual - inventory of materials 190-01115-01 page 1-8 rev. L 1.4.3 bnc/tnc connectors either bnc or tnc connectors may be required to terminate the antenna cable, depending upon which antenna is used. Check the antenna installation instructions for detailed information. 1.4.4 hex dr...

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    190-01115-01 g3x installation manual - inventory of materials rev. L page 1-9 1.5 optional garmin equipment (non-lru) 1.5.1 optional gmu 22 mounting racks the universal mounting rack is an optional mounting rack for the gmu 22, refer to the ahrs magnetometer installation considerations (190-01051-00...

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    G3x installation manual - inventory of materials 190-01115-01 page 1-10 rev. L this page intentionally left blank.

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    190-01115-01 g3x installation manual - installation preparation rev. L page 2-1 2 installation preparation this section provides electrical and mechanical information needed for planning the physical layout of the g3x system installation. This information is applicable to all items comprising the g3...

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    G3x installation manual - installation preparation 190-01115-01 page 2-2 rev. L 2.1.1 system architecture figure 2-1 illustrates an example block diagram of a g3x installation. The flexibility of the system allows the installer to determine the architecture that best fits each installation. Only one...

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    190-01115-01 g3x installation manual - installation preparation rev. L page 2-3 2.2 electrical considerations this section presents information required for planning the electrical layout of the g3x installation. 2.2.1 power specifications all g3x lrus are capable of operating at either 14 or 28 vdc...

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    G3x installation manual - installation preparation 190-01115-01 page 2-4 rev. L 2.2.1.3 other lru power requirements 2.3 wiring/cabling considerations section 15 lists the pin information for all lru connectors. Section 15 lists the connector (including configuration modules) installation informatio...

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    190-01115-01 g3x installation manual - installation preparation rev. L page 2-5 2.3.1 wiring harness installation use cable meeting the applicable aviation regulation for the interconnect wiring. Any cable meeting specifications is acceptable for the installation. When routing cables, observe the fo...

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    G3x installation manual - installation preparation 190-01115-01 page 2-6 rev. L 2.3.1.2 configuration module the g3x system is designed to store configuration and calibration data in multiple locations to retain the configuration of the system during maintenance. Figure 2-2 shows the configuration m...

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    190-01115-01 g3x installation manual - installation preparation rev. L page 2-7 the following items should be considered when installing/removing/replacing lru’s on the can bus: 1. Can bus node connections must be made on the connector of each lru that connects to the can bus, do not tie can bus nod...

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    G3x installation manual - installation preparation 190-01115-01 page 2-8 rev. L 2.3.1.4 cable connector installation coaxial cables are required for antenna connections for gps, xm, transponder, comm, vhf nav, and ads-b functions. 1. Route the coaxial cable to the unit location. Secure the cable in ...

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    190-01115-01 g3x installation manual - installation preparation rev. L page 2-9 2.4.1 physical specifications use table 2-4 to determine panel requirements. All width, height, and depth measurements are taken with unit rack (if applicable) and connectors, dimensions are also listed in appendix b . F...

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    G3x installation manual - installation preparation 190-01115-01 page 2-10 rev. L 2.4.2 cooling requirements while no forced cooling air is required for the g3x system, it is highly recommended that the air behind the panel be kept moving (by ventilation or a fan). • no cooling air is required for th...

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    190-01115-01 g3x installation manual - gad 29 installation rev. L page 3-1 3 gad 29 installation (optional lru) this section contains general information as well as installation information for the gad 29. Use this section to mount the gad 29 unit. Note a gad 29 cannot be installed in a system that ...

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    G3x installation manual - gad 29 installation 190-01115-01 page 3-2 rev. L 3.1.1 status led the gad 29 has an led on its outer case that indicates its current status. The status indications are: 3.2 equipment available 3.2.1 required equipment 3.2.2 additional equipment required the connector kit in...

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    190-01115-01 g3x installation manual - gad 29 installation rev. L page 3-3 3.4 unit installation 1. Mount the unit to a suitable mounting location using (4) #10-32 pan or hex head screws. 2. Assemble the connector backshells and wiring harness. 3. Connect can terminator to unit if required ( section...

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    G3x installation manual - gad 29 installation 190-01115-01 page 3-4 rev. L this page intentionally left blank.

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    190-01115-01 g3x installation manual - gap 26 installation rev. L page 4-1 4 gap 26 installation (optional lru) this section contains general information as well as installation information for the gap 26 pitot/aoa (angle of attack) probe. Use this section to mount the gap 26. 4.1 equipment descript...

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    G3x installation manual - gap 26 installation 190-01115-01 page 4-2 rev. L 4.2 equipment available 4.3 required equipment • gap 26 pitot/aoa probe (010-01074-00, 010-01074-10, or 010-01074-20) • electrical and pneumatic connectors per installer preference. For heated probe installations where the in...

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    190-01115-01 g3x installation manual - gap 26 installation rev. L page 4-3 4.5.2 heater wiring configuration the gap 26 uses two internal heaters that may only be powered by 14 volt systems. Each of the heaters has two wires, one of these two wires is “banded” (figure 4-2) to help identify individua...

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    G3x installation manual - gap 26 installation 190-01115-01 page 4-4 rev. L 4.5.3 control box installation (-20 version only) mount the control box ( figure b-3.2 ) to a suitable mounting location within two feet of the gap 26 using (4) #4 or #6 pan or hex head screws (choose screw length that is app...

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    190-01115-01 g3x installation manual - gap 26 installation rev. L page 4-5 4.5.4 discrete output specification the discrete output (bare blue wire) from the control box (011-02965-00) can be connected to any available discrete input on the gea 24 or gsu 73. The discrete output is floating (open-circ...

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    G3x installation manual - gap 26 installation 190-01115-01 page 4-6 rev. L 3. The discrete input configuration shown in figure 4-7 will result in a yellow "pitot temp" alert that will appear on the pfd similar to configuration #2, with additional logic that automatically prevents the yellow "pitot t...

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    190-01115-01 g3x installation manual - gdu 37x installation rev. L page 5-1 5 gdu 37x installation (core g3x lru) this section contains general information as well as installation information for the gdu 37x. Use this section to mount the gdu 37x unit(s). Figure 5-1 gdu 37x unit view 5.1 equipment d...

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    G3x installation manual - gdu 37x installation 190-01115-01 page 5-2 rev. L 5.1.1 navigation functions • display of position and ground speed • display of stored navigation and map databases • area navigation functions using the determined position/velocity and stored navigation data • advisory appr...

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    190-01115-01 g3x installation manual - gdu 37x installation rev. L page 5-3 5.3.1.1 gdu 37x pfd configuration module the gdu 37x pfd 1 display uses a configuration module designated as the master system configuration module. The master system configuration module stores configuration data identical ...

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    G3x installation manual - gdu 37x installation 190-01115-01 page 5-4 rev. L 5.4 unit installation fabrication of a wiring harness is required. Sound mechanical and electrical methods and practices are recommended for installation of the gdu 37x. Refer to section 2.3 for wiring considerations, and to...

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    190-01115-01 g3x installation manual - gdu 37x installation rev. L page 5-5 figure 5-4 gdu 37x panel cutout template gdu 37x panel cutout template 5.57 in [141.4 mm] 7.33 in [186.2 mm] cut out panel to inside line for corner holes, center punch and drill (#36) / tap (6/32) to create threaded holes o...

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    G3x installation manual - gdu 37x installation 190-01115-01 page 5-6 rev. L 5.6 gps specifications the gdu 37x uses a high-sensitivity gps receiver that continuously tracks and uses up to 12 satellites to compute and update its position. In an installation with multiple gdu 37x units, each gdu can b...

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    190-01115-01 g3x installation manual - gea 24 installation rev. L page 6-1 6 gea 24 installation (optional lru) this section contains general information as well as installation information for the gea 24. Use this section to mount the gea 24 unit. Figure 6-1 gea 24 unit view 6.1 equipment descripti...

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    G3x installation manual - gea 24 installation 190-01115-01 page 6-2 rev. L 6.1.1 status led the gea 24 has an led on its outer case that indicates its current status. The status indications are: 6.2 equipment available 6.2.1 required equipment 6.2.2 additional equipment required table 6-3 lists the ...

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    190-01115-01 g3x installation manual - gea 24 installation rev. L page 6-3 6.3 general specifications see section 2.2 for power/current specifications, and section 2.4.1 for dimension/weight specifications. 6.4 unit installation 1. Mount the unit to a suitable mounting location using (4) #10-32 pan ...

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    G3x installation manual - gea 24 installation 190-01115-01 page 6-4 rev. L this page intentionally left blank.

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    190-01115-01 g3x installation manual - gmc 305 installation rev. L page 7-1 7 gmc 305 installation (optional lru) this section contains general information as well as installation information for the gmc 305. Use this section to mount the gmc 305 unit. Figure 7-1 gmc 305 unit view (-20 version shown...

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    G3x installation manual - gmc 305 installation 190-01115-01 page 7-2 rev. L 7.3 general specifications see section 2.2 for power/current specifications, and section 2.4.1 for dimension/weight specifications. 7.4 mounting and wiring requirements 7.4.1 fasteners the gmc 305 is installed using the four...

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    190-01115-01 g3x installation manual - gmc 305 installation rev. L page 7-3 figure 7-2 gmc 305 panel cutout template 1.730 43.94 5.380 136.65 cut out panel to inside line important! Ensure the page scaling setting is set to none when printing this page. Verify dimensions of printed template are accu...

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    G3x installation manual - gmc 305 installation 190-01115-01 page 7-4 rev. L 7.5 environmental specifications 7.6 continued airworthiness maintenance of the gmc 305 is “on condition” only. For regulatory periodic functional checks, refer to approved aircraft maintenance manuals or manual supplements ...

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    190-01115-01 g3x installation manual - gmu 22 installation rev. L page 8-1 8 gmu 22 installation (core g3x lru) note all gmu 22 information in this installation manual also applies to the gmu 44, which had previously been the g3x magnetometer but has been replaced by the gmu 22. This section contain...

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    G3x installation manual - gmu 22 installation 190-01115-01 page 8-2 rev. L 8.3 equipment available 8.4 unit installation the following guidelines describe proper mechanical installation of the garmin gmu 22 magnetometer. The guidelines include requirements for proper location selection in the aircra...

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    190-01115-01 g3x installation manual - gmu 22 installation rev. L page 8-3 ensure that any electrical conductor that comes within 10 feet (3.0 meters) of the gmu 22 is installed as a twisted shielded pair, not a single-wire conductor. (if possible, the shield should be grounded at both ends.) use no...

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    G3x installation manual - gmu 22 installation 190-01115-01 page 8-4 rev. L 8.4.1 consideration for wing grounded lighting fixtures the following installation practices are recommended if the required gmu 22 mounting bracket is located in the wing. The wing tip lights should not have a power ground r...

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    190-01115-01 g3x installation manual - gmu 22 installation rev. L page 8-5 8.4.3 mounting instructions after evaluation of the mounting location has been completed and ensuring that requirements are met, assemble the gmu 22 mounting plate kits according to the dimensions given in figure b-7.1 . Inst...

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    G3x installation manual - gmu 22 installation 190-01115-01 page 8-6 rev. L 8.5 environmental specifications table 8-7 lists general environmental specifications. Maintenance of the gmu 22 is ‘on condition’ only. Periodic maintenance of the gmu 22 is not required. Table 8-7 gmu 22 environmental speci...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-1 9 gsa 28 installation/configuration (optional lru) this section contains general information as well as installation information for the gsa 28 servo actuator. Use this section to mount the gsa 28 unit. 9.1 equipment descript...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-2 rev. L 9.1.1 status led the gsa 28 has an led on its outer case that indicates its current status. The status indications are: 9.2 equipment available 9.3 general specifications 9.3.1 power specifications the trim outputs are capabl...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-3 9.3.2 torque specifications 9.4 required equipment table 9-6 lists the kits available for the gsa 28. 9.4.1 additional equipment required • cables: the installer will fabricate and supply all system cables. • mounting hardwar...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-4 rev. L 9.5 unit installation fabrication of a wiring harness is required. Sound mechanical and electrical methods and practices should be used for installation of the gsa 28. Refer to section 2.3 for wiring considerations, and to se...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-5 figure 9-2 crank arm assembly 9.5.2.2 stop bracket kit every gsa 28 is supplied with a 011-02951-00 stop bracket kit. The intention of this stop bracket is to create redundant stops for the servo control arm that prevents the...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-6 rev. L the 011-02951-00 stop bracket kit is supplied with four #4-40 screws used to attach the bracket to the front face of the servo. The screws provided are 0.25” long. This length of screw is appropriate if there is no bracket or...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-7 9.5.2.4 cws/disconnect the cws/disconnect button is used to disengage the autopilot system. It can also optionally be used for autopilot engagement and control wheel steering (see section 9.14.1). The cws/disconnect input to ...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-8 rev. L 9.5.2.6 gsa 28 mounting kits garmin currently provides the mounting kits listed in table 9-8 for the gsa 28 servo: the “generic” kits listed in table 9-8 (011-02952-00, -01, & -02) are not specific to any airframe. The airfra...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-9 9.5.2.7 generic push/pull kits the 011-02952-00 and -01 kits are generic kits for push/pull applications. This kit is supplied with a 3/8” diameter x 8” long solid rod ( figure 9-4 ). This rod is intended to be used as the at...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-10 rev. L 9.5.2.8 capstan kit the 011-02952-02 is the capstan kit. This kit contains a capstan, a cable guard, and fasteners used to attach these items. The capstan was designed to accept a ms20663c2 double shank ball with a 1/16” dia...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-11 9.5.2.10 gsa 28 installation into a non-garmin bracket for installers who intend to fabricate their own brackets or use an existing bracket designed for a non- garmin servo, consider the following: the geometry of the gsa 28...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-12 rev. L figure 9-5 non-garmin gsa 28 bracket.

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-13 9.5.3 unit mounting for final installation and assembly, refer to the outline and installation drawings figure 9-6.1 through figure 9-12.1 . 9.6 unit wiring refer to the appendix c-1.5 interconnect drawing for connecting gsa...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-14 rev. L figure 9-6.1 gsa 28 outline/installation drawing 011-02927-00 center of see note 5 a mounting flange thickness center of see note 5 center of see note 5 led status light p281 detail a gsa28 standard.

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-15 figure 9-6.2 gsa 28 accessory installation drawing stop bracket gsa28 stop bracket kit 011-02951-00 see note 1 gsa28 unit d-sub connector backshell gsa28 connector kit 011-02950-00 50 gsa28 standard acessories items included...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-16 rev. L figure 9-6.3 gsa 28 crank arm attachments drawing standard crank arm crank arm a b c c b a see note 1 see note 1 see note 9 see note 8 push rod see note 2 long crank arm stop bracket gsa28 crank arm attachments bearing on op...

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-17 figure 9-6.4 gsa 28 with capstan kit and cable instructions (011-02952-02) see note 2 gsa28 with capstan kit 011-02952-02 1 2 2 5 cable guard can be rotated to allow for alternate both cables exiting capstan in same directio...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-18 rev. L figure 9-6.5 gsa 28 recommended bracket cutout dimensions m a m m a l a recommended bracket cutout dimensions back panel mounting front panel mounting.

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    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-19 figure 9-6.6 gsa 28 recommended mounting hardware see note 2 example mounting bracket parts included in 011-02951-00 (fig. 8-5.2 & fig. 8-5.3) for more details recommended gsa28 mounting hardware bolt and washer arrangment s...

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    G3x installation manual - gsa 28 installation 190-01115-01 page 9-20 rev. L figure 9-6.7 gsa 28 generic, push-pull mounting kit (no bracket) 011-02952-00 see note 4 5 2 2 3 see note 4 tighten an315-3r jam nuts (item 3) to 14 - 20 in-lbs (17 5 3 8 8 9 1 4 3. 15%). See note 3 5 see note 1 6 1 .) s bl ...

  • Page 87

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-21 figure 9-6.8 gsa 28 generic, push-pull mounting kit w/bracket 011-02952-01 011-02952-01 gsa28 mounting kit, generic, push-pull, w/bracket item garmin p/n q ty description 1 212-00080-03 2 an970-3 washer 2 382-00019-02 2 male...

  • Page 88

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-22 rev. L figure 9-7.1 gsa 28 rv-6 roll mounting kit 011-02952-10 (page 1 of 3) 011-02951-00 stop bracket kit (included with gsa28) see notes 8 & 10 3 4 5 5 6 6 6 6 13 6 6 7 7 9 13 11 13 13 12 12 11 15 14 see detail a 8 10 see note 12...

  • Page 89

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-23 figure 9-7.1 gsa 28 rv-6 roll mounting kit 011-02952-10 (page 2 of 3) b detail b scale 1 : 1 an3-21a bolt (item 4) see note 1 9 5 14 6 notes: push rod connects directly to control stick. Replace exising bolt with 1. An3-21a ...

  • Page 90

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-24 rev. L figure 9-7.1 gsa 28 rv-6 roll mounting kit 011-02952-10 (page 3 of 3) 111 1 4 101 0 8 121 2 4 151 5 4 c c 3.303 .3 0 see note 3s e e n o te 3 sections e c ti o n c-c c -c control stick shown in neutral positionc o n tr o l s...

  • Page 91

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-25 figure 9-8.1 gsa 28 rv-4/8 pitch mounting kit 011-02952-11 (page 1 of 4) 1 3 2 2 5 4 6 7 2 8 9 2 10 11 1 2 2 see detail a notes: dimensions: inches. 1. Dimensions are nominal and tolerances are not implied unless 2. Specific...

  • Page 92

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-26 rev. L figure 9-8.1 gsa 28 rv-4/8 pitch mounting kit 011-02952-11 (page 2 of 4) 2.00 .192±.003 clwarance hole for an3 bolt (#10 or #11 drill size) .40 gsa28 stop bracket kit gpn: 011-02951-00 supplied with gsa28 positon stop bracke...

  • Page 93

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-27 figure 9-8.1 gsa 28 rv-4/8 pitch mounting kit 011-02952-11 (page 3 of 4) forward rv-4 and pre-september 2006 rv-8 installation.

  • Page 94

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-28 rev. L figure 9-8.1 gsa 28 rv-4/8 pitch mounting kit 011-02952-11 (page 4 of 4) a see note 2 detail a scale 2 : 1 see note 1 post-september 2006 rv-8 installation notes: material removal from bulkhead may be necessary 1. To allow b...

  • Page 95

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-29 figure 9-9.1 gsa 28 rv-7/8/10 roll mounting kit 011-02952-12 (page 1 of 2) 9 2 8 5 5 1 detail a right wing aileron bell crank see sheet 2 for required modification 1 2 6 5 2 1 2 2 4 3 7 2 4 4 1 2 2 1 13 push rod assembly see...

  • Page 96

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-30 rev. L figure 9-9.1 gsa 28 rv-7/8/10 roll mounting kit 011-02952-12 (page 2 of 2) b inboard detail b bracket recommended stop bracket orientation aileron bell crank modification.

  • Page 97

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-31 figure 9-10.1 gsa 28 rv-9 roll mounting kit 011-02952-13 (page 1 of 2) 4 4 4 2 2 15 2 2 2 2 2 3 1 1 1 1 5 6 7 see detail a rv-9 right wing roll mounting kit garmin part number 011-02952-13 011-02951-00 stop bracket kit (incl...

  • Page 98

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-32 rev. L figure 9-10.1 gsa 28 rv-9 roll mounting kit 011-02952-13 (page 2 of 2) inboard recommended stop bracket orientation.

  • Page 99

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-33 figure 9-11.1 gsa 28 rv-6/7/9 mounting kit 011-02952-14 (page 1 of 2) forward.

  • Page 100

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-34 rev. L figure 9-11.1 gsa 28 rv-6/7/9 pitch mounting kit 011-02952-14 (page 2 of 2) recommdned stop bracket orientation.

  • Page 101

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-35 figure 9-12.1 gsa 28 rv-10 pitch mounting kit 011-02952-15 (page 1 of 2) 011-02951-00 stop bracket kit (included with gsa28) see notes 7 & 8 notes: dimensions: inches 1. Dimensions are nominal and tolerances are not implied ...

  • Page 102

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-36 rev. L figure 9-12.1 gsa 28 rv-10 pitch mounting kit 011-02952-15 (page 2 of 2) 2.50 .192±.003 clearance hole for an3 bolt (#10 or #11 drill size) see notes 1 & 2 note: mounting bracket shoudl be fastened to airframe prior to insta...

  • Page 103

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-37 9.10 post installation checkout 9.10.1 on ground initial checkout note the following post installation checkout must be followed after every completed installation. These steps should be followed when using a garmin mounting...

  • Page 104

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-38 rev. L 9.11 general autopilot description (for configuration) the gsa 28 based autopilot system is a fully integrated, high performance autopilot that can control up to three axes of an aircraft. Each gsa 28 servo is also capable o...

  • Page 105

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-39 9.11.3 yaw damper the gsa 28 autopilot system can be expanded to support a yaw damper. A yaw damper will control the rudder to try and compensate or remove aircraft body yaw (tail wagging). The yaw damper will also try to nu...

  • Page 106

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-40 rev. L 9.12 step by step on-ground setup 9.12.1 servo wiring checkout the first phase of setting up the garmin autopilot system is to verify the proper wiring of the gsa 28 servos while on the ground. 1. If the installation is a 1-...

  • Page 107

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-41 6. Go to the main page in configuration mode and verify the proper trim activity if the roll servo is connected to an auxiliary trim motor. A) center the aileron trim switch to input no trim command. Verify the aileron trim ...

  • Page 108

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-42 rev. L 7. Go to the main page in configuration mode and verify the proper trim activity if the pitch servo is connected to an auxiliary trim motor. A) center the elevator trim switch to input no trim command. Verify the elevator tr...

  • Page 109

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-43 8. Go to the main page in configuration mode and verify the proper trim activity if the yaw servo is connected to an auxiliary trim motor. A) center the aircraft rudder trim switch to input no trim command. Verify the rudder...

  • Page 110

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-44 rev. L 9. Go to the ap page in configuration mode and navigate to the roll servo sub-section to configure the servo direction. A) the servo direction should be set to normal. The servo arm should move clockwise to cause a bank left...

  • Page 111

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-45 10. Go to the ap page in configuration mode and navigate to the pitch servo sub-section to configure the servo direction. A) the servo direction should be set to normal. The servo arm should move clockwise to cause a nose do...

  • Page 112

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-46 rev. L 11. Go to the ap page in configuration mode and navigate to the yaw servo sub-section to configure the servo direction. A) the servo direction should be set to normal. The servo arm should move clockwise to cause a nose left...

  • Page 113

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-47 12. Go to the ap page in configuration mode and verify the trim motor control is disabled for all servos. Note initial autopilot tuning is done with the trim control disabled to avoid the auto-trim function from interfering ...

  • Page 114

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-48 rev. L 9.13 autopilot setup the next phase of setting up the garmin autopilot system is to verify the proper functionality of the autopilot system on the ground in normal mode. This phase of the checkout requires a valid aircraft h...

  • Page 115

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-49 4. Engage the autopilot in hdg/pit mode and command a nose down, right bank. A) with no gmc 305 controller: i. Press the hdg/roll softkey on the pfd ii. Press the ap hdg softkey on the pfd iii. Push the joystick to center th...

  • Page 116

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-50 rev. L 6. Engage the autopilot in hdg/pit mode and command a nose up, right bank. A) with no gmc 305 controller: i. Press the hdg/roll softkey on the pfd ii. Press the ap hdg softkey on the pfd iii. Push the joystick to center the ...

  • Page 117

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-51 8. Engage the autopilot in hdg/pit mode and command a nose up, left bank. A) with no gmc 305 controller: i. Press the hdg/roll softkey on the pfd ii. Press the ap hdg softkey on the pfd iii. Push the joystick to center the h...

  • Page 118

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-52 rev. L 11. Engage the autopilot and verify it can be overpowered in both the pitch and roll axis. If the autopilot cannot be overpowered, use the autopilot setup screen to reduce the max torque setting for the associated servo. A) ...

  • Page 119

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-53 a) if the audio output of the g3x system is connected to the aircraft audio system, verify the pilot hears an autopilot disconnect tone when disconnecting the autopilot. 9.14 yaw damper setup the next phase of setting up the...

  • Page 120

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-54 rev. L 4. Engage the yaw damper and verify it can be overpowered in yaw axis using rudder pedal inputs. If the autopilot cannot be overpowered, use the autopilot setup screen to reduce the max torque setting for the yaw damper serv...

  • Page 121

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-55 9.15 step by step in-air autopilot setup the next phase of setting up the garmin autopilot system is to verify and tune the proper functionality of the autopilot system in the air. Warning this stage of the flight test invol...

  • Page 122

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-56 rev. L d) select the autopilot page. E) select roll servo page and highlight the servo gain entry. F) adjust the servo gain so that the aircraft properly responds to the roll guidance from the flight director i. Overpower the autop...

  • Page 123

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-57 b) press menu two times on the gdu to enter the main menu page. C) select the system setup page. D) select the autopilot page. E) select pitch servo page and highlight the servo gain entry. F) adjust the servo gain so that t...

  • Page 124

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-58 rev. L 9.15.3 yaw damper setup the next phase of setting up the garmin yaw damper system is to verify and tune the proper functionality of the yaw damper system in the air. Warning this stage of the flight test involves allowing th...

  • Page 125

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-59 d) select yaw damper page and highlight the servo gain entry. E) adjust the servo gain so that the aircraft properly responds to the yaw body rates (tail wagging) i. Engage the autopilot in lvl mode with the aircraft approxi...

  • Page 126

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-60 rev. L 2.Left foot rudder to swing ball back right 3.Engage yd by pressing the yd button onthe gmc 305 as ball swings through the center 4.Set servo gain so the established yaw body rate from the yaw doublet is properly dampened ou...

  • Page 127

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-61 9.16 step by step trim system setup 9.16.1 on-ground setup after setting up and testing the gsa28 based autopilot and yaw damper systems, the pilot can configure the trim system. 1. Go to the ap pages in configuration mode a...

  • Page 128

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-62 rev. L 2. Go to the manual electric trim page and set the airspeed thresholds for fastest and slowest trim movement. A) recommend setting the fastest movement airspeed to the airspeed typically used to fly the normal aircraft landi...

  • Page 129

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-63 9.16.2 in air setup the next phase of setting up the garmin gsa28 based trim control system is to verify and set the proper functionality of the trim system in the air. Warning this stage of the flight test involves allowing...

  • Page 130

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-64 rev. L d) select manual electric trim page and highlight the various trim motor speeds e) adjust the trim motor speeds at the two airspeed thresholds to get a desirable trim response i. Trim aircraft using manual electric trim inpu...

  • Page 131

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-65 9.17 detailed autopilot configuration options the installer needs to make the following autopilot configuration selections when setting up the gsa 28 based autopilot system. 9.17.1 general configuration page these selections...

  • Page 132

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-66 rev. L 9.17.2 roll servo configuration the installer needs to make the following roll servo configuration selections when setting up the gsa 28 based autopilot system. These selections are made in configuration mode using the ap co...

  • Page 133

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-67 figure 9-20 roll servo autopilot configuration page auto trim motor speed the gsa 28 roll servo has the ability to drive the auxiliary trim motor at various speeds. The auto trim motor speed should be set so the auxiliary tr...

  • Page 134

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-68 rev. L 9.17.3 pitch servo configuration the installer needs to make the following pitch servo configuration selections when setting up the gsa 28 based autopilot system. These selections are made in configuration mode using the ap ...

  • Page 135

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-69 figure 9-21 pitch servo autopilot configuration page auto trim motor speed the gsa 28 pitch servo has the ability to drive the auxiliary trim motor at various speeds. The auto trim motor speed should be set so the auxiliary ...

  • Page 136

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-70 rev. L 9.17.4 yaw damper configuration the installer needs to make the following yaw damper configuration selections when setting up the gsa 28 based yaw damper system. These selections are made in configuration mode using the ap c...

  • Page 137

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-71 figure 9-22 yaw damper autopilot configuration page auto trim motor speed the gsa 28 yaw damper has the ability to drive the auxiliary rudder trim motor at various speeds. The auto trim motor speed should be set so the auxil...

  • Page 138

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-72 rev. L 9.17.5 pitch gain configuration the installer needs to make the following pitch gain configuration selections when setting up the gsa 28 based autopilot system. These selections are made in configuration mode on the pfd unde...

  • Page 139

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-73 figure 9-23 pitch gain autopilot configuration page airspeed track gain the gsa28 pitch servo is capable of holding the aircraft at a desired airspeed. The airspeed track gain should be increased if the aircraft is overly sl...

  • Page 140

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-74 rev. L 9.17.6 manual electric trim configuration the installer needs to make the following manual electric trim configuration selections when setting up the gsa 28 based autopilot system. These selections are made in configuration ...

  • Page 141

    190-01115-01 g3x installation manual - gsa 28 installation rev. L page 9-75 figure 9-24 manual electric trim autopilot configuration page.

  • Page 142

    G3x installation manual - gsa 28 installation 190-01115-01 page 9-76 rev. L this page intentionally left blank.

  • Page 143

    190-01115-01 g3x installation manual - gsu 25 installation rev. L page 10-1 10 gsu 25 installation (core g3x lru) the gsu 25 can be installed as part of the g3x system. This section contains general information as well as installation information for the gsu 25. Use this section to mount the gsu 25 ...

  • Page 144

    G3x installation manual - gsu 25 installation 190-01115-01 page 10-2 rev. L 10.1.1 status led the gsu 25 has an led on its outer case that indicates its current status. The status indications are: 10.2 general specifications see section 2.2 for power/current specifications, and section 2.4.1 for dim...

  • Page 145

    190-01115-01 g3x installation manual - gsu 25 installation rev. L page 10-3 10.3.1 additional equipment required • wiring: the installer will fabricate cables and supply all wire for system connector kits 011-03002-00 and 011-03002-01. · air hoses and fittings to connect pitot air, static air, and a...

  • Page 146

    G3x installation manual - gsu 25 installation 190-01115-01 page 10-4 rev. L • the wing is not an optimal location to mount the unit as (in addition to being away from the center of gravity) any amount of wing flex will directly translate into attitude error. • the gsu 25 must be leveled to within 30...

  • Page 147

    190-01115-01 g3x installation manual - gsu 25 installation rev. L page 10-5 10.4.3 pneumatic plumbing the gsu 25 has three ports that are connected to the aircraft’s pitot pressure source, static pressure source, and aoa (angle of attack). The ports are labeled on the unit (figure 10-3). The pressur...

  • Page 148

    G3x installation manual - gsu 25 installation 190-01115-01 page 10-6 rev. L 10.4.4 pneumatic connections the following steps should be used to aid in the fabrication of pneumatic hose connections and in attaching the aircraft pitot pressure source and aircraft static pressure source to the gsu 25. C...

  • Page 149

    190-01115-01 g3x installation manual - gsu 25 installation rev. L page 10-7 10.5 environmental specifications table 10-5 lists general environmental specifications. 10.6 features summary air data interfaces pressure altitude can (1) density altitude rs-232 (2 tx/2 rx) vertical speed oat probe (gtp 5...

  • Page 150

    G3x installation manual - gsu 25 installation 190-01115-01 page 10-8 rev. L 10.7 performance information the gsu 25 is capable of maneuvers through a range of 360° in bank and pitch. The rotation rate capability is ±500° per second. Pitch/roll accuracy is +/- 2 degrees, heading accuracy is 3 degrees...

  • Page 151

    190-01115-01 g3x installation manual - gsu 73 installation rev. L page 11-1 11 gsu 73 installation (core g3x lru) the gsu 73 can be installed as part of the g3x system. This section contains general information as well as installation information for the gsu 73. Use this section to mount the gsu 73 ...

  • Page 152

    G3x installation manual - gsu 73 installation 190-01115-01 page 11-2 rev. L 11.3 required equipment table 11-1 lists the kits available for the gsu 73. Table 11-1 gsu 73 available equipment item garmin p/n quantity configuration module w/eeprom and jackscrew, kit 011-00979-20** 1 thermocouple kit 01...

  • Page 153

    190-01115-01 g3x installation manual - gsu 73 installation rev. L page 11-3 11.3.1 gsu 73 configuration module the gsu 73 configuration module stores a duplicate copy of the ahrs/magnetometer calibration values which are recorded upon completion of post-installation calibration procedures. The gsu c...

  • Page 154

    G3x installation manual - gsu 73 installation 190-01115-01 page 11-4 rev. L 11.4.1 pneumatic plumbing the gsu 73 has two ports that are connected to the aircraft’s pitot pressure source and static pressure source. The two ports are labeled on the unit (figure 11-2). The pressure ports have 1/8-27 an...

  • Page 155

    190-01115-01 g3x installation manual - gsu 73 installation rev. L page 11-5 11.4.3 mounting requirements mount the gsu 73 with the connectors aligned within 1.0 deg of either the longitudinal or lateral axis of the aircraft. The direction of the unit will be accounted for during the calibration proc...

  • Page 156

    G3x installation manual - gsu 73 installation 190-01115-01 page 11-6 rev. L 11.4.4 unit mounting for final installation and assembly, refer to the outline and installation drawing figure b-9.1 of this manual. 1. Assemble the wiring harness and backshell connectors. 2. Assemble the pneumatic hoses an...

  • Page 157

    190-01115-01 g3x installation manual - gsu 73 installation rev. L page 11-7 11.6 features summary air data interfaces pressure altitude can (1) density altitude rs-232 (2 tx/2 rx) vertical speed arinc 429 (4 rx/2 tx) mach number oat probe (gtp 59) indicated airspeed magnetometer (gmu 22) (1 rs-232 t...

  • Page 158

    G3x installation manual - gsu 73 installation 190-01115-01 page 11-8 rev. L 11.8 maintenance per part 43 appendix e, paragraph (b)(2), garmin specifies a test procedure equivalent to part 43 appendix e, paragraph (b)(1) with two exceptions. The tests of sub-paragraph (iv)(friction) and (vi) (baromet...

  • Page 159

    190-01115-01 g3x installation manual - gtp 59 installation rev. L page 12-1 12 gtp 59 installation (core g3x lru) this section contains general information as well as installation information for the gtp 59. Use this section to mount the gtp 59. Note for installations using more than one adahrs, ada...

  • Page 160

    G3x installation manual - gtp 59 installation 190-01115-01 page 12-2 rev. L table 12-2 contains a list of items found in the gtp 59 outside air temperature (oat) probe kit (011-00978-00). The gtp 59 probe has an attached pigtail. 12.1.1 additional equipment required • cables - the installer will sup...

  • Page 161

    190-01115-01 g3x installation manual - gtp 59 installation rev. L page 12-3 table 12-3 contains a list of parts needed for the gtp 59 installation and interconnect harness. Reference numbers in the table and following instructions refer to item bubble numbers shown in figure b-10.1 . Refer to figure...

  • Page 162

    G3x installation manual - gtp 59 installation 190-01115-01 page 12-4 rev. L 12.4 tso/etso compliance the following table provides a list of applicable tso/etsos for the gtp 59. 12.4.1 tso/etso deviations the following deviations have been requested and granted for the gtp 59. 12.4.2 gtp 59 icing the...

  • Page 163

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-1 13 gps/xm antenna installation (core g3x lru) this section contains general information as well as installation information for gps and xm antennas. Use this section to mount the gps/xm antenna(s). In an installation...

  • Page 164

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-2 rev. L 13.2 garmin antennas if using a garmin ga 26c or ga 26xm, refer to the accompanying installation instructions (190-00082-00 or 190-00522-03). For ga 55/55a, or ga 56 or ga 57x antennas, refer to this section and the ...

  • Page 165

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-3 it is the installer’s responsibility to ensure that their choice of antenna meets faa standards according to the specific installation. This installation manual discusses only the antennas listed in table 13-2 . Othe...

  • Page 166

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-4 rev. L 13.3.2 gps/xm antenna mounting location the gps antenna is a key element in the overall system performance and integrity for a gps navigation system. The mounting location, geometry, and surroundings of the antenna c...

  • Page 167

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-5 figure 13-1 shows the recommended placement of antennas. Figure 13-1 recommended antenna placement 4.

  • Page 168

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-6 rev. L 13.3.3 buried antenna (below the skin covering or glareshield) mounting there are potential performance issues related to buried antennas that the kit builder/installer should be aware of prior to electing to install...

  • Page 169

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-7 mounting the antenna under the glare shield (figure 13-3) is a good option for xm – fis antennas, although it is not typically the best option for a gps antenna. This location results in the aft fuselage shading the ...

  • Page 170

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-8 rev. L 13.4 teardrop footprint antenna installation (ga 55 and ga 56) this section describes the structural mounting of the teardrop footprint antenna installation. An acceptable installation method is to use garmin p/n: 11...

  • Page 171

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-9 13.4.2 antenna installation instructions 1. Refer to table 13-5 and the outline and installation drawings beginning with figure b-1.1 for guidance on selecting the appropriate mounting cutout. Drill or punch the hole...

  • Page 172

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-10 rev. L 13.4.3 reference figures figure 13-4 doubler design, teardrop footprint antenna, skin thickness 0.032" to 0.049" figure 13-5 doubler design, teardrop footprint antenna, skin thickness 0.049" to 0.051".

  • Page 173

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-11 figure 13-6 doubler design, teardrop footprint antenna, skin thickness 0.051" to 0.063" figure 13-7 sample doubler location, teardrop footprint antenna, metal skin aircraft.

  • Page 174

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-12 rev. L figure 13-8 skin cutout detail, teardrop footprint antenna, skin thickness 0.032" to 0.049" figure 13-9 skin cutout detail, teardrop footprint antenna, skin thickness 0.049" to 0.051".

  • Page 175

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-13 figure 13-10 skin cutout detail, teardrop footprint antenna, skin thickness 0.051" to 0.063" figure 13-11 doubler installation, teardrop footprint antenna, skin thickness 0.032" to 0.049".

  • Page 176

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-14 rev. L figure 13-12 doubler installation, teardrop footprint antenna, skin thickness 0.049" to 0.051" figure 13-13 doubler installation, teardrop footprint antenna, skin thickness 0.051" to 0.063".

  • Page 177

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-15 13.5 arinc 743 footprint antenna installation (ga 55a, ga 57x) this section describes the structural mounting of the arinc 743 footprint antenna (ga 55a, ga 57x) installation. One acceptable method is to use garmin ...

  • Page 178

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-16 rev. L 13.5.2 antenna installation instructions 1. Refer to table 13-6 (and the outline and installation drawings beginning with figure b-1.1 ) for guidance on selecting the appropriate mounting cutout. Drill or punch the ...

  • Page 179

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-17 13.5.3 reference figures figure 13-14 doubler design, arinc 743 footprint antenna, skin thickness 0.032" to 0.049".

  • Page 180

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-18 rev. L figure 13-15 doubler design, arinc 743 footprint antenna, skin thickness 0.049" to 0.051".

  • Page 181

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-19 figure 13-16 doubler design, arinc 743 footprint antenna, skin thickness 0.051" to 0.063".

  • Page 182

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-20 rev. L figure 13-17 sample doubler location, arinc 743 antenna, metal skin aircraft figure 13-18 skin cutout detail, arinc 743 footprint antenna, skin thickness 0.032" to 0.049".

  • Page 183

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-21 figure 13-19 skin cutout detail, arinc 743 footprint antenna, skin thickness 0.049" to 0.051" figure 13-20 skin cutout detail, arinc 743 footprint antenna, skin thickness 0.051" to 0.063".

  • Page 184

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-22 rev. L figure 13-21 doubler installation, arinc 743 footprint antenna, skinthickness 0.032" to 0.049" figure 13-22 doubler installation, arinc 743 footprint antenna, skinthickness 0.049" to 0.051".

  • Page 185

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-23 figure 13-23 doubler installation, arinc 743 footprint, skin thickness 0.051" to 0.063" figure 13-24 installation of arinc 743 footprint antenna.

  • Page 186

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-24 rev. L 13.6 non-structural mount installation this section provides installation examples and considerations for non-structural mounting of teardrop and arinc 743 footprint antennas. Typical installations may be below a no...

  • Page 187

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-25 figure 13-25 generic non-structural arinc 743 footprint antenna installation 13.6.2 non-structural installation to glareshield figure 13-26 shows an example of a bracket created to support an antenna mounted on the ...

  • Page 188

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-26 rev. L figure 13-27 example non-structural antenna mounting under glareshield.

  • Page 189

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-27 13.6.3 non-structural installation to airframe internal non-structural installation figure 13-28 and figure 13-29 show examples of under the fabric skin non-structural mounting of the antenna to the airframe of a tu...

  • Page 190

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-28 rev. L external non-structural installation figure 13-30 is an example of an external, non-structural mounting of the antenna in a tube-and-fabric aircraft. The antenna support bracket shown should be made of 2024-t3 alumi...

  • Page 191

    190-01115-01 g3x installation manual - gps/xm antenna installation rev. L page 13-29 minimum distance from metal tube structure requirements figure 13-31 shows minimum distance from metal tube structure requirements for internal, non-structural mounting of the antenna. Table 13-7 presents minimum di...

  • Page 192

    G3x installation manual - gps/xm antenna installation 190-01115-01 page 13-30 rev. L this page intentionally left blank.

  • Page 193

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-1 14 engine/airframe sensor installation (optional) 14.1 engine/airframe sensor options table 14-1 lists the types of engine/airframe sensors that may be used for the various engine/airframe inputs. Many of the...

  • Page 194

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-2 rev. L sensor type compatible sensors garmin part number* fuel pressure (injected) kavlico p4055-50g-e4a, 0-50 psig pressure transducer 494-30004-02 uma n1eu70g, 0-70 psig pressure transducer n/a fuel pressure (carb...

  • Page 195

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-3 the engine inputs being monitored are displayed as gauges on the eis display (figure 14-1) and also on the mfd’s engine page. Figure 14-1 eis display (engine bar) the following list of gauges, (if configured)...

  • Page 196

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-4 rev. L 14.2 garmin g3x sensor kits table 14-2, table 14-3, and table 14-4 list garmin sensor kits available for g3x installations. Refer to sensor interface drawings in appendix f when installing sensor kits k00-005...

  • Page 197

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-5 14.3 engine sensor installation note the following sections contain general guidance on engine and airframe sensor installation. This information is provided for reference only. The installer should always fo...

  • Page 198

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-6 rev. L 14.3.1.1 lycoming and continental engine sensor installation general installation guidance – to maintain measurement accuracy, thermocouple (tc) wire must be connected directly to the inputs of the gea 24/gsu...

  • Page 199

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-7 figure 14-4 one piece cht probe installed 14.3.2 egt (exhaust gas temperature) sensor description – type k grounded thermocouple probe with integrated clamp for mounting in an exhaust pipe. Note if ungrounded...

  • Page 200

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-8 rev. L perform the following steps and refer to figure 14-5 , figure 14-6 , and figure 14-7 to install an egt sensor. 1. Egt probes (figure 14-5) should optimally be mounted between 2 and 4 inches from the cylinder ...

  • Page 201

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-9 figure 14-6 exhaust pipe drilled figure 14-7 installed egt probe orientation.

  • Page 202

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-10 rev. L 14.3.3 oil temperature threaded 5/8-18 platinum resistance temperature detector (rtd) probe - this sensor is applicable to the lycoming and continental engines. Rotax 965531 or rotax 966385 oil temperature s...

  • Page 203

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-11 14.3.4 pressure (fuel, manifold, oil, and coolant) general installation guidance – the specified pressure transducers provide for two different mounting options: figure 14-11 pressure transducer mounting blo...

  • Page 204

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-12 rev. L 14.3.4.1 fuel pressure sensor kavlico p4055-15g-e4a - 0 – 15 psig pressure transducer for all carbureted engines. Kavlico p4055-50g-e4a - 0 – 50 psig pressure transducer for all fuel injected engines. Uma n1...

  • Page 205

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-13 14.3.5 rpm (revolutions per minute) uma 1a3c-2 - standard mechanical tach drive sensor (0 – 5 volt square wave, 2 pulses per crankshaft rev) uma n/t1a9-x, jpi 4208xx - magnetic pickup tach sensor (installed ...

  • Page 206

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-14 rev. L uma n/t1a9-x, jpi 4208xx the magnetic pickup tach sensor is installed in the magneto bleed port. It is recommended that it be installed in the non-impulse magneto, but it can be installed in the impulse magn...

  • Page 207

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-15 note there are two plugs on a slick/unison 43xx series magneto where the tach sender could fit. The one closest to the rotating magnet, with the hex-shaped plug, is correct. The one on the opposite side, wit...

  • Page 208

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-16 rev. L 14.3.6 fuel quantity 14.3.6.1 resistive type fuel quantity sensors resistive type fuel quantity sensors with a 0–500 Ω range are currently supported. Wiring methods vary based on the gea 24/gsu 73 channel be...

  • Page 209

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-17 14.3.9 bus current 14.3.9.1 hall effect ammeter sensor sensor description – hall effect: amploc key100, +/- 100 amp or equivalent. Sensor output is 15.9 mv/amp. This type of sensor is applicable to all engin...

  • Page 210

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-18 rev. L 14.3.10 fuel flow electronics international ft-60 (red cube) - this sensor is applicable to all engines. Refer to the electronics international ft-60 flow transducer (red cube) document # 1030032 for install...

  • Page 211

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-19 14.3.10.1 k-factor for floscan 201b-6 the floscan 201b-6 (201-030-000) fuel flow sensor ranges from 28,000 to 31,000 pulses/gallon. The g3x default k factor for the 201b-6 is set to 29,500 pulses/gallon. Som...

  • Page 212

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-20 rev. L 14.3.11 carburetor temperature sensor uma 1b10r - threaded ¼-28 platinum resistance temperature detector (rtd) probe. This sensor is applicable to all carbureted lycoming and continental engines. Rotax 96553...

  • Page 213

    190-01115-01 g3x installation manual - engine/airframe sensor installation rev. L page 14-21 14.3.13 rotax 912is used as fadec interface the g3x system is capable of monitoring the following engine parameters from the rotax 912is fadec digital interface, when connected via a gea 24: • rpm • manifold...

  • Page 214

    G3x installation manual - engine/airframe sensor installation 190-01115-01 page 14-22 rev. L this page intentionally left blank.

  • Page 215

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-1 15 lru pinouts use the information in this section (along with other applicable sections/appendices in this document) to construct the wiring required for the g3x installation. Connector references jxxx(x) and pxxx(x) are used throu...

  • Page 216

    G3x installation manual - lru pinouts 190-01115-01 page 15-2 rev. L 15.1.2 j292 connector figure 15-2 j292 on gad 29, as viewed looking at connector on unit pin pin name i/o 1 reserved -- 2 reserved -- 3 reserved -- 4 arinc rx 4b in 5 arinc rx 3b in 6 arinc tx 2b out 7 8 reserved -- 9 can term 1 -- ...

  • Page 217

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-3 15.1.3 power this section covers the power input requirements. Aircraft power 1 and aircraft power 2 are “diode ored” to provide power redundancy. 15.1.4 arinc 429 rx/tx the arinc 429 outputs conform to arinc 429 electrical specific...

  • Page 218

    G3x installation manual - lru pinouts 190-01115-01 page 15-4 rev. L 15.1.5 can bus the can bus conforms to the bosch standard for controller area network 2.0-b, and complies with iso 11898. Pins 9 and 21 are used to terminate the can bus. To terminate the can bus at the gad 29 short the pins (9 and ...

  • Page 219

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-5 15.2 gdu 37x 15.2.1 j3701 connector figure 15-3 j3701 on gdu 37x, as viewed looking at connector on unit pin pin name i/o 1 mono audio out hi out 2 stereo audio out lo -- 3 stereo audio out left out 4 spare -- 5 spare -- 6 spare -- ...

  • Page 220

    G3x installation manual - lru pinouts 190-01115-01 page 15-6 rev. L note the gdu 37x rear connector (j3701) is electrically isolated. For installations using shielded cables, a ground pin must be tied to the connector shell. Pin pin name i/o 25 cdu system id program* 3 in 26 28v lighting bus hi in 2...

  • Page 221

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-7 15.2.2 aircraft power the gdu can operate using power from one or both inputs (aircraft power 1 and aircraft power 2). The pins are internally connected using diodes to prevent current from flowing between the two power inputs. Airc...

  • Page 222

    G3x installation manual - lru pinouts 190-01115-01 page 15-8 rev. L 15.2.4 serial data 15.2.4.1 rs-232 3 channels of rs-232 i/o data. 15.2.4.2 can bus this data bus conforms to the bosch standard for controller area network 2.0-b. This bus complies with iso 11898. Can bus termination should be conne...

  • Page 223

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-9 15.2.5 lighting the gdu 37x display brightness can be configured to track 28 vdc or 14 vdc lighting busses using these inputs. 15.2.6 audio 15.2.6.1 mono audio the mono audio output provides audio alerts for connection to an unswitc...

  • Page 224

    G3x installation manual - lru pinouts 190-01115-01 page 15-10 rev. L 15.3 gea 24 15.3.1 j241 connector figure 15-4 j241 on gea 24, as viewed looking at connector on unit pin pin name i/o 1 can hi i/o 2 can lo i/o 3 reserved -- 4 reserved -- 5 reserved -- 6 ground -- 7 aircraft power 1 in 8 aircraft ...

  • Page 225

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-11 15.3.2 j242 connector figure 15-5 j242 on gea 24, as viewed looking at connector on unit pin pin name i/o 1 reserved -- 2 cht6 lo / cht 2 resistive lo in 3 egt6 lo in 4 cht5 lo / cht 1 resistive lo in 5 egt5 lo in 6 cht4 lo in 7 eg...

  • Page 226

    G3x installation manual - lru pinouts 190-01115-01 page 15-12 rev. L 15.3.3 j243 connector figure 15-6 j243 on gea 24, as viewed looking at connector on unit pin pin name i/o 1 fuel press gnd -- 2 fuel press in 3 fuel press xdcr +12v out 4 fuel press xdcr +5v out 5 rpm xdcr gnd_2 -- 6 rpm 2 in 7 rpm...

  • Page 227

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-13 15.3.4 j244 connector figure 15-7 j244 on gea 24, as viewed looking at connector on unit pin pin name i/o 30 pos 6 / tit 1 / misc temp 1 lo in 31 pos 6 / tit 1 / misc temp 1 hi in 32 oil temp lo in 33 oil temp hi in 34 shunt 2 lo (...

  • Page 228

    G3x installation manual - lru pinouts 190-01115-01 page 15-14 rev. L pin pin name i/o 16 pos 4 lo / gnd -- 17 can2_h i/o 18 gp1 hi / +5v out 19 gp1 / pos 1 in 20 gp1 lo / gnd -- 21 gp2 hi / +5v out 22 gp2 / pos 2 in 23 gp2 lo / gnd -- 24 gp +5v_2 out 25 volts 1 in 26 gp gnd_2 -- 27 gp +5v_3 out 28 v...

  • Page 229

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-15 15.3.5 aircraft power the gea 24 has two pins for aircraft power inputs of 14/28 vdc, and can operate using power from one or both inputs (aircraft power 1 and aircraft power 2). The pins are internally connected using diodes to pr...

  • Page 230

    G3x installation manual - lru pinouts 190-01115-01 page 15-16 rev. L 15.3.7 digital inputs the inputs are capable of sensing frequencies of the range 1 hz to 100 khz with a configurable debounce filter. Sensed signals can be either an ac voltage with a peak to peak value of greater than 1 v or an op...

  • Page 231

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-17 15.3.8 discrete inputs the gea 24 has 4 configurable discrete inputs that can be used as either active high or active low. These inputs are configured by the gdu (refer to section 18 ). When configured as active low the inputs conf...

  • Page 232

    G3x installation manual - lru pinouts 190-01115-01 page 15-18 rev. L 15.3.9 discrete outputs the gea 24 has 2 annunciator outputs, these outputs do not require any configuration and can be optionally wired to an external annunciator. Discrete out 1 acts as a master warning annunciator and is active ...

  • Page 233

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-19 15.3.11 gp (general purpose) inputs these inputs are configured by the gdu (refer to section 18) and are capable of reading any voltage up to 40 vdc. The gea 24 has 7 position inputs, labeled pos 1 through 7, and 7 general purpose ...

  • Page 234

    G3x installation manual - lru pinouts 190-01115-01 page 15-20 rev. L 15.3.12 pressure inputs all pressure inputs are capable of accepting input voltages of up to 40 vdc. The oil pressure input can also accommodate resistive and constant current source sensors. These inputs are configured by the gdu ...

  • Page 235

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-21 15.3.15 system id pins 1, 2, 3, and 4 must be left open (floating) for a single gea 24 installation. When using a gea 24 and gsu 73 in the same system, pins 1 and 2 should be connected together in order to configure the gea 24 as t...

  • Page 236

    G3x installation manual - lru pinouts 190-01115-01 page 15-22 rev. L note the pinout of j242 is compatible with 25-pin thermocouple wiring harnesses used in some third-party eis systems. Egt2 lo j242 11 in egt3 hi j242 21 in egt3 lo j242 9 in egt4 hi j242 19 in egt4 lo j242 7 in egt5 hi j242 17 in e...

  • Page 237

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-23 15.3.17transducer output power the gea 24 supplies output power for engine/airframe sensors that may require supply voltage excitation. The gea 24 outputs voltage levels of +5 and +12 vdc. Each output can supply a maximum of 50 ma....

  • Page 238

    G3x installation manual - lru pinouts 190-01115-01 page 15-24 rev. L 15.4 gmc 305 15.4.1 j3051 connector figure 15-8 j3051 on gmc 305, as viewed looking at connector on unit 15.4.2 power this section covers the power input requirements. Aircraft power 1 and aircraft power 2 are “diode ored” to provi...

  • Page 239

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-25 15.4.3 serial data the rs-232 outputs conform to eia standard rs-232c with an output voltage swing of at least ±5 v when driving a standard rs-232 load. Rs-232 channel 1 should be connected to an available rs-232 port on a gdu 37x ...

  • Page 240

    G3x installation manual - lru pinouts 190-01115-01 page 15-26 rev. L 15.5 gmu 22 15.5.1 j441 connector figure 15-9 j441 on gmu 22, as viewed looking at connector on unit 15.5.2 power function power-input pins accept supply voltage from adahrs (gsu 25/73). 15.5.3 serial data 15.5.3.1 rs-232 the rs-23...

  • Page 241

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-27 15.6 gsa 28 15.6.1 j281 connector figure 15-10 j281 on gsa 28, as viewed looking at connector on unit 15.6.2 power function supply voltage (14/28vdc) inputs. Pin pin name i/o 1 can_h i/o 2 can_l i/o 3 can_term_1 -- 4 can_term_2 -- ...

  • Page 242

    G3x installation manual - lru pinouts 190-01115-01 page 15-28 rev. L 15.6.3 ap disconnect ap disconnect should be connected to an active low push-button switch that disengages the autopilot, and optionally engages it, if configured. Press and hold the switch to allow for control wheel steering by di...

  • Page 243

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-29 15.6.7 trim the trim inputs should connect to the panel trim switch. The trim outputs should connect to the trim servo, maximum output current of the trim outputs is 1 amp. If the gsa 28 is not powered, a fail-safe feature causes t...

  • Page 244

    G3x installation manual - lru pinouts 190-01115-01 page 15-30 rev. L 15.7 gsu 25 15.7.1 j251 figure 15-11 j251 on gsu 25, as viewed looking at connector on unit pin pin name i/o 1 can h i/o 2 can l -- 3 reserved -- 4 rs-232 rx 1 in 5 rs-232 tx 1 out 6 ground -- 7 aircraft power 1 in 8 aircraft power...

  • Page 245

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-31 15.7.1.1 j252 figure 15-12 j252 on gsu 25, as viewed looking at connector on unit pin pin name i/o 1 oat power out 2 oat high in 3 oat low in 4 unit id 1 ground -- 5 unit id 1 in 6 +12v magnetometer power out 7 magnetometer ground ...

  • Page 246

    G3x installation manual - lru pinouts 190-01115-01 page 15-32 rev. L 15.7.2 aircraft power the gsu 25 can operate using power from one or both inputs (aircraft power 1 and aircraft power 2). The pins are internally connected using diodes to prevent current from flowing between the two power inputs. ...

  • Page 247

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-33 15.7.3.2 rs-485 input the gsu 25 contains one channel of rs-485 serial data communications for receiving data from the gmu 22. 15.7.3.3 can bus this data bus conforms to the bosch standard for controller area network 2.0-b. This bu...

  • Page 248

    G3x installation manual - lru pinouts 190-01115-01 page 15-34 rev. L 15.8 gsu 73 15.8.1 connector description the gsu 73 has one 62-pin connector (j731) and one 78-pin connector (j732) located on the connector end of the unit, as shown below. J731 and j732 are clearly marked on the connector end pla...

  • Page 249

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-35 pin pin name i/o 13 discrete out* 1 out 14 discrete out* 2 out 15 magnetometer rs-232 out out 16 rs-232 in 2 (reserved) in 17 rs-232 out 2 (reserved) out 18 rs-232 in 3 (reserved) in 19 rs-232 out 3 (gps/alt encoder) out 20 arinc 4...

  • Page 250

    G3x installation manual - lru pinouts 190-01115-01 page 15-36 rev. L 15.8.2.1 j732 connector figure 15-15 j732 on gsu 73, as viewed looking at connector on unit pin pin name i/o 54 signal ground -- 55 spare -- 56 spare -- 57 spare -- 58 signal ground -- 59 power ground -- 60 signal ground -- 61 powe...

  • Page 251

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-37 pin pin name i/o 20 config module clock out 21 cht 2 hi in 22 cht 3 lo in 23 egt 2 hi in 24 egt 3 hi in 25 fuel 1 hi in 26 fuel press hi in 27 pos 3 / gp 3 / fuel 3 hi in 28 pos 2 / gp 2 / tit 2 hi in 29 egt 5 lo in 30 egt 5 hi in ...

  • Page 252

    G3x installation manual - lru pinouts 190-01115-01 page 15-38 rev. L 15.8.3 power i/o 15.8.3.1 aircraft power the gsu 73 has four inputs for aircraft power bus inputs of 14/28 vdc, and can operate using power from one or both inputs (aircraft power 1 and aircraft power 2). The pins are internally co...

  • Page 253

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-39 15.8.3.2 transducer output power the gsu 73 supplies output power for engine/airframe sensors that may require supply voltage excitation. The gsu 73 outputs voltage levels of +5, +10, and +12 vdc, these outputs may be spliced to al...

  • Page 254

    G3x installation manual - lru pinouts 190-01115-01 page 15-40 rev. L 15.8.4 serial data electrical characteristics 15.8.4.1 arinc 429 input/output the arinc 429 outputs conform to arinc 429 electrical specifications when loaded with up to 5 standard arinc 429 receivers. 15.8.4.2 rs-232 input/output ...

  • Page 255

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-41 15.8.4.3 rs-485 input the gsu 73 contains one channel of rs-485 serial data communications for receiving data from the gmu 22. 15.8.4.4 can bus this data bus conforms to the bosch standard for controller area network 2.0-b. This bu...

  • Page 256

    G3x installation manual - lru pinouts 190-01115-01 page 15-42 rev. L 15.8.5 discrete i/o 15.8.5.1 active low discrete inputs the gsu 73 has 4 configurable discrete inputs conforming to: low: 0 vdc high: 8 vdc 100k ohms (inactive) 15.8.5.2 discrete outputs the gsu 73 has 2 annunciator outputs, these ...

  • Page 257

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-43 15.8.6 analog input configuration some analog inputs are multi-purpose capable and have several configuration options. These inputs are configured by the gdu (refer to section 18 ). Note if installing an ungrounded thermocouple to ...

  • Page 258

    G3x installation manual - lru pinouts 190-01115-01 page 15-44 rev. L pin connector pin name i/o 64 j732 fuel 2 hi in 44 j732 fuel 2 lo in 26 j732 fuel press hi in 45 j732 fuel press lo in 65 j732 man press hi in 6 j732 man press lo in 71 j732 volts 1 hi in 51 j732 volts 1 lo in 32 j732 volts 2 hi in...

  • Page 259

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-45 15.8.7 temperature inputs temperature input is used for outside air temperature (oat) computations. The temperature input is a three-wire temperature probe interface. Oat power out and oat high are connected internally at the oat p...

  • Page 260

    G3x installation manual - lru pinouts 190-01115-01 page 15-46 rev. L 15.8.9 fuel select outputs if a resistive fuel level sensor is connected to the fuel 1 or fuel 2 inputs, the corresponding fuel sensor pull-up 1 or 2 pin must be connected to the +10 v transducer power pin (58) for the fuel level s...

  • Page 261

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-47 15.9 gtx 23 15.9.1 connector description the gtx 23 has one 62-pin connector (j2301) as shown below. All electrical connections are made through j2301 except for the antenna and shield ground. 15.9.2 j2301 connector figure 15-16. J...

  • Page 262

    G3x installation manual - lru pinouts 190-01115-01 page 15-48 rev. L pin pin name i/o 31 mutual suppression i/o i/o 32 not used -- 33 not used -- 34 arinc 429 out 1 b out 35 not used -- 36 not used -- 37 arinc 429 out 1 a out 38 not used -- 39 power ground -- 40 not used -- 41 not used -- 42 aircraf...

  • Page 263

    190-01115-01 g3x installation manual - lru pinouts rev. L page 15-49 15.9.3 aircraft power power input requirements are listed in the following tables. The power input pins accept 14/28 vdc. Refer to figure c-1 and c-2 for power interconnections. Aircraft power 1 and aircraft power 2 are “diode ored...

  • Page 264

    G3x installation manual - lru pinouts 190-01115-01 page 15-50 rev. L 15.9.5 serial data electrical characteristics 15.9.5.1 rs-232 input/output rs-232 input channel 1 is used to receive pressure altitude and control commands, and to provide status, tis-a traffic, and other data. Rs-232 output channe...

  • Page 265

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-1 16 connector installation instructions 16.1 thermocouple installation into a backshell table 16-1 lists parts needed to install a thermocouple. Parts for this installation are included in the thermocouple kit...

  • Page 266

    G3x installation manual - connector installation instructions 190-01115-01 page 16-2 rev. L figure 16-2 jackscrew backshell thermocouple installation.

  • Page 267

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-3 16.2 jackscrew configuration module installation into a jackscrew backshell table 16-2 & table 16-3 list parts needed to install a jackscrew configuration module with pins or with sockets. Parts for these ins...

  • Page 268

    G3x installation manual - connector installation instructions 190-01115-01 page 16-4 rev. L note for the following steps please refer to figure 16-3 & figure 16-4 . 1. Strip back approximately 0.17 inches of insulation from each wire of the four conductor wire harness (item 3) and crimp either a pin...

  • Page 269

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-5 figure 16-4 jackscrew backshell installation.

  • Page 270

    G3x installation manual - connector installation instructions 190-01115-01 page 16-6 rev. L 16.3 jackscrew backshell installation instructions 16.3.1 shield block installation parts table 16-4 and table 16-5 list the parts needed to install a shield block. Parts listed in table 16-4 are supplied in ...

  • Page 271

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-7 note in figure 16-5, “ar” denotes quantity “as required” for the particular installation. Figure 16-5 shield install onto a jackscrew backshell (78 pin example).

  • Page 272

    G3x installation manual - connector installation instructions 190-01115-01 page 16-8 rev. L 16.3.2 shield termination technique – method a.1 (standard) note for the following steps please refer to the drawings showing the installation of a jackscrew backshell. 1. The appropriate number of jackscrew ...

  • Page 273

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-9 3. Connect a flat braid (item 4) to the shield exposed through the window of the prepared cable assembly (item 2) from step 2. The flat braid should go out the front of the termination towards the connector. ...

  • Page 274

    G3x installation manual - connector installation instructions 190-01115-01 page 16-10 rev. L secondary method: solder a flat braid (item 4) to the shield exposed through the window of the prepared cable assembly (item 2). Ensure a solid electrical connection through the use of acceptable soldering p...

  • Page 275

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-11 6. Insert newly crimped pins and wires into the appropriate connector housing location as specified by the installation wiring diagrams. 7. Cut the flat braid (item 4) to a length that, with the addition of ...

  • Page 276

    G3x installation manual - connector installation instructions 190-01115-01 page 16-12 rev. L 16.3.3 shield termination technique - method a.2 (daisy chain) in rare situations where more braids need to be terminated for a connector than three per ring terminal it is allowable to daisy chain a maximum...

  • Page 277

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-13 connect a flat braid (item 4) to the folded back shield of the prepared cable assembly. The flat braid should go out the front of the termination towards the connector. It is not permitted to exit the rear o...

  • Page 278

    G3x installation manual - connector installation instructions 190-01115-01 page 16-14 rev. L 16.3.5 shield termination-method b.2 (daisy chain-quick term) in rare situations where more braids need to be terminated for a connector than three per ring terminal it is allowable to daisy chain a maximum ...

  • Page 279

    190-01115-01 g3x installation manual - connector installation instructions rev. L page 16-15 16.3.6 daisy chain between methods a and b in rare situations where more braids need to be terminated for a connector than three per ring terminal and a mixture of methods a and b have been used, it is allow...

  • Page 280

    G3x installation manual - connector installation instructions 190-01115-01 page 16-16 rev. L 16.3.8 splicing signal wires note figure 16-12 illustrates that a splice must be made within a 3 inch window from outside the edge of clamp to the end of the 3 inch max mark. Warning keep the splice out of t...

  • Page 281

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-1 17 configuration, software, databases, and xm activation 17.1 configuration mode some of the software loading, and all of the configuration settings are performed in the configuration mode. T...

  • Page 282

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-2 rev. L 3. The unit will reboot, then gdu software update will begin automatically. 4. Ensure power is not removed while the update is being performed. 5. The unit will reboot after the update is com...

  • Page 283

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-3 17.2.2 gdl 39/gdl 39r software update gdl 39/39r software updates are loaded through the gdu. After the steps in section 17.2.1 have been completed, the gdu will identify the software version...

  • Page 284

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-4 rev. L 17.3 configuration pages 17.3.1 main configuration page the main configuration page is used to display lru (device) specific information such as software version, unit id’s, system id’s, and ...

  • Page 285

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-5 17.3.2 lru configuration page the lru configuration page is used to configure which optional lrus are connected to the system. If a particular lru is not installed, or a particular lru functi...

  • Page 286

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-6 rev. L 2. Use the fms joystick to enable or disable the listed lrus..

  • Page 287

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-7 17.3.3 ahrs (attifude/heading reference system) configuration page the ahrs configuration page is used to perform post-installation calibration for both the gsu 25 and/or gsu 73 (as applicabl...

  • Page 288

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-8 rev. L 17.3.4 angle of attack (aoa) the aoa configuration page is accessible only when an aoa input is enabled on the lru configuration page ( section 17.3.2 ). The configuration mode page only allo...

  • Page 289

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-9 17.3.7 acft configuration page the aircraft configuration page allows setting the parameters for reference speeds and flight planning. The aircraft identifier and map symbol can also be enter...

  • Page 290

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-10 rev. L for certain aircraft types, maximum airspeed is limited by true airspeed (tas), not indicated airspeed. If vne is configured to show true airspeed, the pfd airspeed tape will use a red color...

  • Page 291

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-11 2. Use the fms joystick to select the desired configurable item and make the desired change. Then press the ent key or use the fms joystick to select the next item. Press the fms joystick to...

  • Page 292

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-12 rev. L 17.3.8 w/b (weight/balance) configuration page the w/b configuration page allows setting the weight and balance parameters for the airplane. These parameters are then used on the main menu w...

  • Page 293

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-13 17.3.9 units configuration page the units configuration page allows selection of the desired displayed units for the listed items in the units configuration window. The various settings for ...

  • Page 294

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-14 rev. L 17.3.10 dspl (display) configuration page the dspl configuration page allows setting the parameters for display backlight and display options configuration. 1. In configuration mode, use the...

  • Page 295

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-15 2. Use the fms joystick to select the desired configurable item and make the desired change. Then press the ent key or use the fms joystick to select the next item. Press the fms joystick to...

  • Page 296

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-16 rev. L 17.3.10.2 display options window (press the options softkey): eis display location –controls which gdu the eis display (engine bar) appears on in a multi-screen system. Auto–in a single-disp...

  • Page 297

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-17 pfd attitude symbol –affects the appearance of the airplane symbol on the pfd attitude display. Options are default, alternate 1, and alternate 2. This option is not selectable if an autopil...

  • Page 298

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-18 rev. L 17.3.11 sound configuration page the sound configuration page allows setting the parameters for various alert and message tones. A test softkey is used to test audio volume and configuration...

  • Page 299

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-19 17.3.12 comm configuration page the comm configuration page allows setting the parameters for the communication ports on the gdu 37x displays, the gsu 73, and the arinc 429 ports on the gad ...

  • Page 300

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-20 rev. L a green checkmark will appear next to the name of each comm port when it is receiving valid data. No checkmark is displayed if data has not yet been received. A red x is diplayed if no data ...

  • Page 301

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-21 text out – selecting text out enables a pop-up menu to appear when the menu key is pressed (while on the com configuration page). This pop-up menu allows setting three selections (attitude/a...

  • Page 302

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-22 rev. L integrated autopilot – for use with autopilots that use both arinc 429 and bi-directional rs-232 data (arinc 429 output set to autopilot). Integrated autopilot is a proprietary serial format...

  • Page 303

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-23 17.3.12.2 arinc 429 configuration options the configuration options for the 2 arinc 429 output and 4 arinc 429 input ports on the gad 29 or gsu 73 are detailed in this section. Arinc 429 out...

  • Page 304

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-24 rev. L 17.3.13 gps configuration page the gps configuration page allows selecting the gps source for each gdu. Each installed gdu can select either the gps antenna directly connected to that gdu, o...

  • Page 305

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-25 17.3.14 xpdr configuration page the transponder configuration page allows selection of the installed garmin transponder. . 1. In configuration mode, use the fms joystick to select the transp...

  • Page 306

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-26 rev. L tis-a traffic data: can be set to enabled or disabled, as applicable. Controls only if traffic information will be displayed, it does not affect whether the transponder will output traffic d...

  • Page 307

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-27 17.3.15 ads-b configuration page the ads-b data link configuration page is only displayed when the unit is configured to communicate with and has successfully communicated with a gdl 39 (see...

  • Page 308

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-28 rev. L 17.3.18 configuration sync status the configuration sync status items appear at the bottom of the engine configuration page. A green checked box indicates a gdu or gsu that is communicating ...

  • Page 309

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-29 17.4.1 updating garmin databases equipment required to perform the update is as follows: • windows-compatible pc computer (windows 2000 or xp recommended) • verbatim 96504 sd card reader or ...

  • Page 310

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-30 rev. L 5. When the update process is complete, the screen displays the database status. 6. Once the database(s) have been updated, the sd card can be removed from the unit 7. The unit must be resta...

  • Page 311

    190-01115-01 g3x installation manual - configuration, sofware, databases, and xm activation rev. L page 17-31 17.4.2 available databases jeppesen® aviation data (navdata™) the jeppesen database contains the general aviation data (navdata) used by pilots (airports, vors, ndbs, suas, etc.) and is upda...

  • Page 312

    G3x installation manual - configuration, sofware, databases, and xm activation 190-01115-01 page 17-32 rev. L 17.5 siriusxm® activation instructions (gdu 375 only) follow the below instructions to activate the siriusxm receiver in the gdu 375. Before siriusxm satellite weather can be used, the servi...

  • Page 313

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-1 18 engine/airframe sensor configuration 18.1 engine/airframe sensors each of the sensors must be correctly installed ( section 14 ) and configured prior to use. The engine inputs being monitored are displaye...

  • Page 314

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-2 rev. L 18.3 engine/airframe input configuration the engine/airframe input configuration section of the engine configuration page allows selection of the engine/airframe inputs that are connected to the gea 24 or gs...

  • Page 315

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-3 figure 18-3 gsu 73 engine/airframe input configuration page.

  • Page 316

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-4 rev. L for factory-installed systems, the engine/airframe input configuration section is replaced with an eis configuration page that allows access to calibration functions and time adjustments, but does not allow ...

  • Page 317

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-5 18.3.1 common configuration options many of the items listed in the engine/airframe input configuration section of the engine configuration page have the same (or similar) configuration options, this section...

  • Page 318

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-6 rev. L the below screenshot of the cht input configuration page shows an example of the gauge display range and gauge markings settings and the resultant cht gauge. Dual gauge the eis display will show a "dual gaug...

  • Page 319

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-7 eis display – the hide setting removes the item from the eis display, although the item will be displayed on the mfd eng page. The auto setting displays items based upon hierarchy and the availability of eis...

  • Page 320

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-8 rev. L 18.3.2.4 rpm the following sensors can be configured for the rpm 1 input on the gea 24, or the rpm input on the gsu 73: • electronic ignition tachometer signal (1, 2, 3, or 4 pulses per revolution - lycoming...

  • Page 321

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-9 18.3.2.8 oil temperature the following sensors can be configured for the oil temperature input on the gea 24 or gsu 73: • uma 1b3-2.5r • rotax 965531 • rotax 966385 • jabiru / vdo 320-021 (or similar vdo 50-...

  • Page 322

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-10 rev. L 18.3.2.14 fuel quantity the gea 24 and gsu 73 support fuel quantity inputs from both analog (resistance or voltage) and digital (frequency) sensors. "float" type resistive fuel quantity sensors are analog d...

  • Page 323

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-11 18.3.2.16 voltage the gea 24 and gsu 73 have provisions to monitor bus voltage from two different sources. Bus voltage can be connected to the physical input pins, measured internally by the lru, or communi...

  • Page 324

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-12 rev. L 18.3.2.18 fuel flow the following sensors can be configured for the fuel flow input on the gea 24 or gsu 73: • electronics international ft-60 • floscan 201b-6 the fuel flow input requires calibration (see ...

  • Page 325

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-13 after a discrete input is configured for either active low or active high, it is assigned to a specific function. The following discrete input functions are supported: • canopy closed - used with a switch t...

  • Page 326

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-14 rev. L 18.3.2.22 engine power estimated engine power can be calculated for lycoming and continental engines, using inputs from rpm, manifold pressure, and fuel flow sensors (all three all required for engine power...

  • Page 327

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-15 18.3.2.23 engine time engine time – the engine time displays the total operating time in hours of the engine. This time is displayed on both the engine configuration page and the engine time configuration p...

  • Page 328

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-16 rev. L 18.3.3 input configuration items requiring calibration fuel input calibration – the g3x has two fuel calibration curves, the standard ‘in-flight’ or normal flight attitude calibration curve and an optional ...

  • Page 329

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-17 softkeys on the calibration page are used to switch between the normal flight and the ground/taxi calibration curves. Since the ground/taxi attitude calibration is optional and only availabe when the normal...

  • Page 330

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-18 rev. L fuel quantity calibration data backup – this option allows the user to back up fuel calibration data to an sd card placed in the sd card slot of the pfd. Access the read/write calibration file menu by press...

  • Page 331

    190-01115-01 g3x installation manual - engine/airframe sensor configuration rev. L page 18-19 fill threshold – this setting is used to determine if the fuel quanitity should be confirmed upon system power up. During power up, the sytem compares the current fuel quantity to the fuel quantity recorded...

  • Page 332

    G3x installation manual - engine/airframe sensor configuration 190-01115-01 page 18-20 rev. L bus 1 and bus 2 amps (hall effect) calibration – the bus 1 and bus 2 inputs can be calibrated (if desired) as detailed below. Scale factor – for most installations, the scale factor will remain set to the d...

  • Page 333

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-1 19 post-installation checkout and calibration procedures the checkout procedures in this section are recommended to be performed after installing the g3x. The calibration procedures are requ...

  • Page 334

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-2 rev. L 19.1 recommended test equipment the following test equipment is recommended to conduct and complete all post installation checkout procedures in this section: (all test equipment should have...

  • Page 335

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-3 test the gps receiver for com interference: this test must be conducted outside, as the use of a gps repeater inside a hangar may result in a failed test. Once the signal acquisition test fr...

  • Page 336

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-4 rev. L note gps status may also be monitored on the info page in normal mode. The signal strength bars are a real-time representation of gps signal strength, which may be useful for troubleshooting...

  • Page 337

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-5 19.3 gsu 25/gsu 73/gmu 22 post-installation calibration procedures after mechanical and electrical installation of the gsu 25/gsu 73 ahrs and gmu 22 magnetometer have been completed, prior t...

  • Page 338

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-6 rev. L for each calibration procedure, table 19-2 lists the lru’s that require valid calibration data. Table 19-3 lists the type of valid calibration data required to be output by each lru for the ...

  • Page 339

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-7 the addition, removal, or modification of components that are ferrous, or otherwise magnetic, within 10.0 feet of the gmu 22 magnetometer location after the magnetometer interference test or...

  • Page 340

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-8 rev. L 5. For a gsu 73, refer to figure b-9.2 to determine the correct lru orientation. Select the correct orientation from the pull-down list, then press the ent key. For a gsu 25, proceed to the ...

  • Page 341

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-9 19.3.2 calibration procedure b: pitch/roll offset compensation by aircraft leveling. Note this procedure requires orienting the aircraft to normal flight attitude (can be done by using jacks...

  • Page 342

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-10 rev. L 3. Ensure that all the required status boxes are checked ( table 19-2 and table 19-3 ). Use the fms joystick to select which ahrs (1, 2 or 3) is being configured. 4. Use the fms joystick to...

  • Page 343

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-11 5. Ensure that aircraft and ahrs comply with all on-screen instructions, press the start softkey. Note per the following figure, gsu 73 units must have the ahrs pitch and roll within 3 degr...

  • Page 344

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-12 rev. L 7. When the calibration has completed “success” or “failure” will be displayed, press the done softkey to return to the ahrs configuration screen. The magnetometer calibration (calibration ...

  • Page 345

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-13 19.3.3 calibration procedure c: magnetometer interference test note calibration procedure c is only required for initial installation verification. This test should also be repeated to veri...

  • Page 346

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-14 rev. L 4. Use the fms joystick to select magnetic interference test and press the ent key. 5. Ensure that the aircraft has been properly prepared per the on-screen instructions. See table 19-4 for...

  • Page 347

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-15 6. The operator should carry out the actions called for in the prepared test sequence. During calibration, a real-time value is displayed that represents the current magnetic field strength...

  • Page 348

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-16 rev. L table 19-4 magnetometer interference test sequence example elapsed time since start of test (min:secs) action 0:00 test begins 0:10 aileron full right 0:20 aileron full left 0:30 aileron le...

  • Page 349

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-17 if the test fails, the installation should be considered unreliable until the source of magnetic interference is identified and remedied. The magnetometer interference test must be repeated...

  • Page 350

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-18 rev. L 19.3.4 calibration procedure d: magnetometer calibration note calibration procedure b must be successfully completed prior to calibration procedure d. Note calibration procedure d must be c...

  • Page 351

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-19 with the aircraft stationary, initiate the gsu 25/gsu 73 ahrs magnetometer calibration procedure as follows: 1. Enter configuration mode by holding down the left-hand softkey while powering...

  • Page 352

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-20 rev. L 5. Ensure that all on-screen instructions have been complied with, then press the start softkey to begin the calibration. 6. Follow the on-screen instructions, the dots at the end of the te...

  • Page 353

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-21 7. Follow the on-screen instructions by slowly turning the aircraft to the right, the dots at the end of the text will be removed as the aircraft rotates 30 degrees. When all of the dots ha...

  • Page 354

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-22 rev. L 19.3.5 calibration procedure e: engine run-up vibration test note calibration procedure e is required for all installations to validate the vibration characteristics of the installation. Ca...

  • Page 355

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-23 4. Use the fms joystick to select engine run-up test and press the ent key. 5. Ensure that the aircraft has been properly positioned per the on-screen instructions, then press the start sof...

  • Page 356

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-24 rev. L 6. Gradually increase power from idle to full throttle and back to idle over the course of 1-2 minutes, the test data is displayed as the test progresses. . Note if failures are indicated, ...

  • Page 357

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-25 the following are potential causes for failure of the engine run-up test: a) excessive flexing of gsu 25/gsu 73 and/or gmu 22 mechanical mounting with respect to airframe (see section 10 , ...

  • Page 358

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-26 rev. L 19.4 aoa (angle of attack) calibration (performed in-flight) installations that include a gap 26 and which have angle of attack (aoa) enabled require that an aoa calibration be performed to...

  • Page 359

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-27 19.4.1 aoa calibration procedure perform the procedure steps in section 19.4.1, section 19.4.1.1 , section 19.4.1.2 , section 19.4.1.3 , and section 19.4.1.4 . Any of the calibration proced...

  • Page 360

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-28 rev. L 3. Press the ent key to display the system setup page, use the fms joystick to select angle of attack. 4. Press the ent key to display the angle of attack setup page. 5. If aoa calibration ...

  • Page 361

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-29 19.4.1.1 minimum visible aoa calibration this procedure sets the aoa value for the bottom of the aoa gauge green arc (figure 19-6), which is also the aoa value at which the gauge will first...

  • Page 362

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-30 rev. L 3. Follow the onscreen instructions, then press the done softkey when finished. 4. Verify that the calibration is successful, then press the done softkey when finished. 5. Proceed to sectio...

  • Page 363

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-31 19.4.1.2 caution alert aoa calibration this procedure sets the aoa value for the bottom of the yellow "chevron" section of the aoa gauge (figure 19-7), which is also the aoa value at which ...

  • Page 364

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-32 rev. L 3. Press the calibrate softkey when in compliance with the onscreen instructions. 4. Verify that the calibration is successful, then press the done softkey when finished. 5. Proceed to sect...

  • Page 365

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-33 19.4.1.3 stall warning aoa calibration this procedure sets the aoa value for the top of the red "chevron" section of the aoa gauge (figure 19-8), which is also the aoa value at which the au...

  • Page 366

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-34 rev. L 4. Verify that the calibration is successful, then press the done softkey when finished. 5. If desired, repeat the stall warning aoa calibration using a different flap setting. 6. If desire...

  • Page 367

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-35 19.4.1.4 approach target aoa calibration (optional) this procedure sets a specific point (1.3 x stall speed is suggested) on the aoa gauge to use as the ideal target aoa for an approach, gl...

  • Page 368

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-36 rev. L 3. Press the calibrate softkey when in compliance with the onscreen instructions. 4. Verify that the calibration is successful, then press the done softkey when finished. 5. This completes ...

  • Page 369

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-37 19.5 external interface configuration (garmin units only) refer to appendix d for wiring the interface connections between gdu 37x lrus and any external garmin units such as the gns 4xx/5xx...

  • Page 370

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-38 rev. L i nstallation configuration pages the configuration pages are in the order found when rotating the right small knob clockwise starting at the main arinc 429 config page. Follow the precedin...

  • Page 371

    190-01115-01 g3x installation manual - post installation checkout and calibration procedures rev. L page 19-39 19.5.2 gtx 23/33/327/328/330 transponder refer to the applicable transponder (gtx 23/33/327/328/330) installation manual for configuration mode instructions. The configuration settings are ...

  • Page 372

    G3x installation manual - post installation checkout and calibration procedures 190-01115-01 page 19-40 rev. L 5. Follow configuration instructions per applicable drawing in appendix d . Gtn 6xx gtn setup page gtn 7xx gtn setup page.

  • Page 373

    190-01115-01 g3x installation manual - troubleshooting rev. L page 20-1 20 troubleshooting in this section the term ‘red-x’ refers to a red “x” that appears on different areas of the display to indicate the failure of that particular function. Refer to the g3x pilot’s guide (190-01115-00) for a comp...

  • Page 374

    G3x installation manual - troubleshooting 190-01115-01 page 20-2 rev. L 20.1.1 status led the gad 29, gea 24, gsa 28, and gsu 25 units have an led on their outer cases that indicates the lrus current status. The status indications are: 20.2 gdu 37x 20.2.1 sd card slot a stuck or sticking sd card iss...

  • Page 375

    190-01115-01 g3x installation manual - troubleshooting rev. L page 20-3 20.3 air data troubleshooting under normal operating conditions, the gsu 73 provides the following air data information: • total air temperature is measured • outside air temperature (oat) • indicated airspeed (ias) • true airsp...

  • Page 376

    G3x installation manual - troubleshooting 190-01115-01 page 20-4 rev. L 20.4 engine indication troubleshooting to troubleshoot an engine indication failure (figure 20-3), gather answers to the following questions. This information may be helpful to the installer/pilot, the g3x dealer, or to garmin a...

  • Page 377

    190-01115-01 g3x installation manual - troubleshooting rev. L page 20-5 20.5 ahrs troubleshooting 20.5.1 heading red-x figure 20-4 heading failure indication (full-screen pfd) if a red-x (steady or intermittent) is displayed on the heading (figure 20-4), check the following while the aircraft is on ...

  • Page 378

    G3x installation manual - troubleshooting 190-01115-01 page 20-6 rev. L 20.5.2 attitude/heading failure troubleshooting figure 20-5 attitude and heading failure indications (reversionary or split-screen pfd) prior to troubleshooting an attitude failure, gather answers to the following questions. Thi...

  • Page 379

    190-01115-01 g3x installation manual - troubleshooting rev. L page 20-7 the gsu 25/73 may not be able to provide valid heading/pitch/roll data for the following reasons: 1. If an “ahrs not calibrated” message is displayed, the gsu 25/73 external memory module in the harness (that stores the installa...

  • Page 380

    G3x installation manual - troubleshooting 190-01115-01 page 20-8 rev. L 20.7 gsu 73 data logging the gsu 73 data logger may be used to help troubleshoot g3x issues. Operational data can be gathered from the gsu 73 during flight or on ground, and stored in a data file on a pc. The data file can then ...

  • Page 381

    190-01115-01 g3x installation manual - troubleshooting rev. L page 20-9 4. The data logger requests product data, then downloads 7 regions from the gsu 73 to the pc. The full path is displayed on the user interface of the logging tool. The log file name includes the date and time when the logging be...

  • Page 382

    G3x installation manual - troubleshooting 190-01115-01 page 20-10 rev. L 7. If the logging tool loses data connection to the gsu 73, it will continuously check to see if the connection has been reestablished. This allows the tool to auto-restart, and eliminates the need for pilots to interact with t...

  • Page 383

    190-01115-01 g3x installation manual - return to service information rev. L page 21-1 21 return to service information these return to service procedures are intended to verify the serviceability of the appliance only. These tests alone do not verify or otherwise validate the airworthiness of the in...

  • Page 384

    G3x installation manual - return to service information 190-01115-01 page 21-2 rev. L 21.3 gsu 25 21.3.1 original gsu 25 is reinstalled no software or calibration is required if the original gsu 25 is reinstalled in its original mounting location. Continue to section 21.4 . 21.3.2 new gsu 25 is inst...

  • Page 385

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-1 appendix a airframe specific installation guidance a.1 introduction garmin has included in this manual some installation guidelines to aid the builder in the placement of various units which make up the g3...

  • Page 386

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-2 rev. L a.2 van’s aircraft a.2.1 rv-7/9 a.2.1.1 gmu 22 mounting bracket an rv-7/9 gmu 22 mounting bracket kit is available under garmin part number 011-01796-00, see figure a-1. The aft deck was chosen as an insta...

  • Page 387

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-3 1. Draw a centerline down the middle of the f-714 aft deck. 2. Place the gmu 22 mounting bracket on the f-714 aft deck (see figure a-2). 3. Slide the gmu 22 mounting bracket forward, ensuring the front edg...

  • Page 388

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-4 rev. L a.3 lancair aircraft a.3.1 lancair iv/iv-p differences exist between the lancair iv/iv-p and the es series aircraft that result in different mounting techniques for the gmu 22. A.3.1.1 gmu 22 mounting brac...

  • Page 389

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-5 1. Rivet the gmu 22 installation rack (115-00481-00) to the top bracket assembly (115-01052-00) as shown in figure a-4. Figure a-4 lancair iv/iv-p gmu 22 mounting bracket 2. Attach the gmu 22 to the top br...

  • Page 390

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-6 rev. L 3. Attach the top bracket assembly (115-01052-00) to the bottom bracket assembly (115-01052-01) as shown in figure a-6. Figure a-6 lancair iv/iv-p gmu 22 mounting bracket 4. After the installation, the pig...

  • Page 391

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-7 a.3.2 lancair es/es-p a.3.2.1 gmu 22 mounting bracket the lancair es/es-p uses the g3x generic gmu 22 mount. The mount is comprised of two sheet metal parts, a bottom bracket (garmin part number 115-00939-...

  • Page 392

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-8 rev. L 1. Clamp the gmu 22 installation rack (figure a-8) in place and match drill the gmu 22 bracket through three countersunk mounting holes. 2. Mark the center of the three mounting screw holes. 3. Remove the ...

  • Page 393

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-9 6. Rivet the top bracket assembly (115-01017-00) to the universal bracket assembly (115-00939- 00) as shown in figure a-10 and figure a-11. Figure a-10 lancair iv/iv-p gmu 22 mounting bracket assembly note...

  • Page 394

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-10 rev. L 7. With the gmu 22 mount setup for installation in the right wing, shift the bracket to the minus 2 degree setting and rivet it in place using six 1/8" button head rivets as illustrated in figure a-12. Fi...

  • Page 395

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-11 9. Fabricate two disks from 2 bid sheet to the dimensions shown in figure a-14. Figure a-14 2 bid sheet disk 10. Align one stainless steel nutplate ms21048-3 (or k1001-3) to each disk using the center hol...

  • Page 396

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-12 rev. L 14. Apply epoxy resin to the flat side of the nutplate washers, see figure a-17. Figure a-17 nutplate washers 15. Apply a small amount of release agent on the stainless steel ms51958 screw threads. 16. At...

  • Page 397

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-13 a.3.3 lancair legacy a.3.3.1 gmu 22 magnetometer installation guidance 1. A possible mounting location is in the upper section of the fuselage cavity, just forward of the ver- tical tail section. The reco...

  • Page 398

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-14 rev. L 3. Measure the fuselage in multiple locations to determine the size of the shelf. The shelf will have an approximate trapezoidal shape and should have a depth of at least 4.0 in. Cut the shelf from 0.25 i...

  • Page 399

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-15 5. Secure the shelf to the fuselage with one layer of 3.0 in. Wide, 2 bid strips at each corner above and below the shelf. The lay up is shown in figure a-23. Figure a-23 magnetometer shelf with lay up 6....

  • Page 400

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-16 rev. L alternately, if the 2.50 in. Diameter hole is drilled off of centerline as shown in figure a-25, project a parallel line to the aircraft’s centerline reference using the elevator control tube as a referen...

  • Page 401

    190-01115-01 g3x installation manual - airframe specific installation guidance rev. L page a-17 figure a-26 magnetometer shelf with hole pattern for gmu 22 installation rack 7. Assemble the gmu 22 installation rack to the magnetometer shelf as shown in figure a-27. Figure a-27 assembly of gmu 22 ins...

  • Page 402

    G3x installation manual - airframe specific installation guidance 190-01115-01 page a-18 rev. L 8. Install the gmu 22 magnetometer in the installation rack with the hardware provided as shown in figure a-28. Figure a-28 installation of gmu 22 magnetometer gmu 22 magnetometer 211-60037-08 screw 6-32 ...

  • Page 403

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-1 appendix b outline & installation drawings figure b-1.1 ga 55/55a installation drawing aircraft skin forwar d fabricate and install doubler plate torque 20 to 25 in-lbs 011-01153-00 as required to comply with appl...

  • Page 404

    G3x installation manual - outline & installation drawings 190-01115-01 page b-2 rev. L figure b-1.2 ga 56 installation drawing 3.00 76.2 2x 1.25 31.8 5.00127.0 forward backing plate outlin e .83 [21.1] 2.59 65.8 .6015.2 bnc connecto r front vie w 011-00134-0 0 antenna, aviation , ga 56 253-00002-0 0...

  • Page 405

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-3 figure b-1.3 ga 57x installation drawing .25 6.4 2.35 59.7 2x0 2x1.600 40.64 2x 0 1.000 25.40 2.350 59.69 2x 3.300 83.82 .70 17.8 .6516.5 2x.800 20.3 .49 12.3 xm gps bnc connector tnc connector forward 4.70 119.4 ...

  • Page 406

    G3x installation manual - outline & installation drawings 190-01115-01 page b-4 rev. L figure b-2.1 gad 29 outline drawing 6.100 154.94 1.479 37.57 .100 2.54 .040 1.02 typical thickness beneath fastener head 2x 2.352 59.74 2x 5.600 142.24 2x .250 6.35 2x .369 9.37 5.539 140.68 with can terminator 5....

  • Page 407

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-5 figure b-2.2 gad 29 installation drawing (no can terminator) gad 29 connector kit 011-03271-00 011-01855-02 330-00624-25 011-01855-00 330-00625-09 p291 p292 gad 29 011-03236-00 j291 j292.

  • Page 408

    G3x installation manual - outline & installation drawings 190-01115-01 page b-6 rev. L figure b-2.3 gad 29 installation drawing (with can terminator) gad 29 011-03236-00 gad 29 connector kit 011-03271-00 p291 p292 011-01855-00 011-01855-02 330-00625-09 330-00624-25 can terminator 011-02887-00 [optio...

  • Page 409

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-7 figure b-3.1 gap 26 outline drawing .790 20.07 13.480±.25 342.39±6.35 13.130 333.50 15.995 406.27 6.12 155.40 pitot aoa .821 20.84 10.180±.250 258.57±6.35 a a section a-a unless otherwise stated: interpret per asm...

  • Page 410

    G3x installation manual - outline & installation drawings 190-01115-01 page b-8 rev. L figure b-3.2 gap 26 heater control box (used with -20 unit only) 4x .150 thru 0 .250 .389 2x 1.250 1.500 1.639 1.776 0 .250 .185 3.865 2x 4.050 4.300 2.320 .960 0 .618 .575 1.110 .450 .960

  • Page 411

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-9 figure b-4.1 gdu 37x outline drawing 77 .8 3 1 9 8 .8 6 .0 4 1 5 3 .4 2 .9 8 7 5 .8 3 .8 9 9 8 .7 2 x 1 .7 2 4 3 .7 .0 0 4 0 .1 1 .0 9 2 7 .7 [8 6 .7 ] 3 .4 1 .5 9 1 5 .0 1 .0 8 2 7 .5 # 6 -3 2 c a p ti v e s c r ...

  • Page 412

    G3x installation manual - outline & installation drawings 190-01115-01 page b-10 rev. L figure b-4.2 gdu 37x outline drawing dimensions shown for reference onl y ..

  • Page 413

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-11 figure b-5.1 gea 24 outline drawing 6.80 172.7 0.04 1 typical thickness beneath fastener head 2x 6.40 162.6 2x 0.42 10.7 2.00 50.8 2x 0.20 5.1 3.4 8 6 center of gravity 2.94 74.7 2.00 50.8 4.98 126.6 1.1 2 7 cent...

  • Page 414

    G3x installation manual - outline & installation drawings 190-01115-01 page b-12 rev. L figure b-5.2 gea 24 assembly drawing (no can terminator) gea 24 connector kit 011-02886-00 gea 24 unit 011-02848-00 j241 j242 j243 j244.

  • Page 415

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-13 figure b-5.3 gea 24 assembly drawing (with can terminator) gea 24 connector kit 011-02886-00 gea 24 unit 011-02848-00 (optional) gea 24 can termination kit 011-02887-00 important note: depending on how the system...

  • Page 416

    G3x installation manual - outline & installation drawings 190-01115-01 page b-14 rev. L figure b-6.1 gmc 305 outline drawing .46 11.6 typ. .86 21.8 84.0 3.31 1.27 32.2 5.34 135.6 1.24 1.69 31.4 13.0 .51 .34 8.6 42.9 .080 2.03 typ. 1.85 47.0 6.25 158.8 2. 1. Dimensions are nominal and tolerances are ...

  • Page 417

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-15 figure b-6.2 gmc 305 installation drawing 011-03226-xx gmc 305 unit aircraft panel (ref.) 4x 211-00169-01 supplied with 010-12034-00 installation kit connector kit supplied with 010-12034-00 installation kit 4x 2...

  • Page 418

    G3x installation manual - outline & installation drawings 190-01115-01 page b-16 rev. L figure b-6.3 gmc 305 cutout drawing (not to scale) 0 0.00 00.00 2x .660 16.76 .865 21.97 .925 23.50 2x .660 16.76 .865 21.97 .925 23.50 2.69068.33 6x 2.86072.64 72.64 6x 2.860 2.69068.33 79.38 3.125 3.12579.38 .X...

  • Page 419

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-17 figure b-7.1 gmu 22 mounting rack 0 0 .061 1.54 1.256 31.90 2.511 63.79 2.572 65.33 .795 20.19 .725 18.42 2x 1.485 3 7.72 2.175 5 5.25 120° 120° gmu 2 2 mo unt ing r a c k 1 1 5-00481 -00 no t e : 1 . D imens io ...

  • Page 420

    G3x installation manual - outline & installation drawings 190-01115-01 page b-18 rev. L figure b-7.2 gmu 22 top mounted installation .3 8 a ircra f t m o u n t in g s u r f ac e 1.84 46.61 85.60 3.37 53.34 2.10 60.33 2.38 16.2 412 d imens io n s : inc h es [ m m ]. Met r ic v a l u es a r e fo r d i...

  • Page 421

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-19 figure b-7.3 gmu 22 bottom mounted installation .3 8 gm u 44 #6 -3 2 1 0 0 fla t h e ad b r as s s c r e ws re qu ir e d # 6 -32 pa n h e a d bra ss scre w s 0 .2 4 [ 6 .1 ] m ax th r e ad l e n g th wi th o u t ...

  • Page 422

    G3x installation manual - outline & installation drawings 190-01115-01 page b-20 rev. L figure b-7.4 gmu 22 wiring details note: 1. Bubble numbers in this drawing refer to reference numbers listed in tables 8-5 and 8-6..

  • Page 423

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-21 figure b-8.1 gsu 25 outline drawing 25 j251 j252.

  • Page 424

    G3x installation manual - outline & installation drawings 190-01115-01 page b-22 rev. L figure b-8.2 gsu 25 installation drawing gsu 25 unit gsu25 with connector kits and hardware can terminator kit 011-02887-00 important note: gsu 25 connector kit, 9 pin 011-03002-00 gsu 25 connector kit, 15 pin, w...

  • Page 425

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-23 figure b-8.3 gsu 25 orientation drawings (page 1 of 2) gsu 25 possible orientations.

  • Page 426

    G3x installation manual - outline & installation drawings 190-01115-01 page b-24 rev. L figure b-8.4 gsu 25 orientation drawings (page 2 of 2) gsu 25 possible orientations.

  • Page 427

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-25 figure b-9.1 gsu 73 outline drawing 2.8 71 1.8 4 6 3.2 8 1 4.46 113.2 notes: dimensions: inches[mm]. 1. Dimensions are shown for reference only. 2. Mounting holes for #10 pan head or hex head fasteners. 3. Center...

  • Page 428

    G3x installation manual - outline & installation drawings 190-01115-01 page b-26 rev. L figure b-9.2 gsu 73 orientation drawings gsu 73 possible orientations.

  • Page 429

    190-01115-01 g3x installation manual - outline & installation drawings rev. L page b-27 figure b-10.1 gtp 59 o.A. T. Probe installation drawing .563 -.012 +.000 notes: 2. Max height of incomplete thread: 0.050 1. Dimensions: inches 3. Cable: m27500-22 te3v14. Cable len gth to be 10 feet 6 inches 4. ...

  • Page 430

    G3x installation manual - outline & installation drawings 190-01115-01 page b-28 rev. L this page intentionally left blank.

  • Page 431

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-1 appendix c g3x w/gsu 25 and/or gad 29 interconnect drawings c.1 core interconnect drawings w/gsu 25 and/or gad 29 figure c-1.1 core interconnect notes and 2 display can bus interconnect drawing.

  • Page 432

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-2 rev. L figure c-1.2 gdu 37x/gmu 22/gsu 25 interconnect drawing.

  • Page 433

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-3 figure c-1.3 power, backup power, and antennas interconnect drawing gad 29, gea 24, gmc 305, or gsu 25 p291 (gad 29) gea 24 p244 p241 (gea 24) p3051 (gmc 305) p251 (gsu 25) gad 29, gea 24, gmc 305...

  • Page 434

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-4 rev. L figure c-1.4 gmu 22/gsu 25/gtp 59 interconnect drawing.

  • Page 435

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-5 figure c-1.5 gmc 305/gsa 28 interconnect drawing.

  • Page 436

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-6 rev. L figure c-1.6 gsa 28 - trim switch interconnect drawing gsa 28 11 trim in 1 12 trim in 2 13 trim out 1 14 trim out 2 trim motor s 12 vdc p281 dpdt momentary center off, 2a single trim switch gsa 28...

  • Page 437

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-7 c.2 external interconnect drawings w/gsu 25 figure c-2.1 external interconnect drawing notes rs-232 channel assignments are shown for reference only. Connections can be reassigned to different cha...

  • Page 438

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-8 rev. L figure c-2.2 gdu 37x - external lru interconnect examples.

  • Page 439

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-9 figure c-2.3 gsu 25 - gtx 23es transponder interconnect/configuration example configuration guidance 1. Gns 4xx/5xx or gtn 6xx/7xx providing ads-b position source data (optional) a. On the gns or ...

  • Page 440

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-10 rev. L figure c-2.4 gsu 25 - transponder interconnect/configuration example configuration guidance 1. Gtx 327/328/330(es) a.On the gtx 327/328/330(es) rs-232 config mode page for rs-232 channel 1 • set ...

  • Page 441

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-11 figure c-2.5 gtn 6xx/7xx transponder interconnect/configuration example configuration guidance (in this configuration the transponder is controlled by the gtn 6xx/7xx unit (not controlled by the ...

  • Page 442

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-12 rev. L figure c-2.6 single gns 430(w)/530(w) interconnect/configuration example configuration guidance 1. Gns 430w/530w a. On the main arinc 429 config page • set in 1 speed to "low" • set in 1 data to ...

  • Page 443

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-13 figure c-2.7 dual gns 430(w)/530(w) interconnect/configuration example configuration guidance 1. Gns #1 and #2 a. On the main arinc 429 config page • set in 1 speed to "low" • set in 1 data to "e...

  • Page 444

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-14 rev. L figure c-2.8 single gtn 6xx/7xx interconnect/configuration example configuration guidance 1. Gtn 6xx/7xx a. On the arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis format ...

  • Page 445

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-15 figure c-2.9 dual gtn 6xx/7xx interconnect/configuration example configuration guidance 1. Gtn 6xx/7xx #1 and #2 a. On the arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis...

  • Page 446

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-16 rev. L figure c-2.10 gns 480 interconnect/configuration example configuration guidance 1. Gns 480 a. On the main arinc 429 setup page • set in 2 sel to "efis" • set in 2 speed to "low" • set in 2 sdi to...

  • Page 447

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-17 figure c-2.11 non-garmin auto pilot interconnect/configuration example arinc 429 tx 2b 6 configuration guidance 1. Trutrak gx pilot / sorcerer a.On the gdu 37x comm config mode page • set connect...

  • Page 448

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-18 rev. L figure c-2.12 non-garmin auto pilot interconnect/configuration example w/gmc 305 this drawing is only applicable to “integrated” autopilots shown in figure c-2.11.

  • Page 449

    190-01115-01 g3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings rev. L page c-19 figure c-2.13 gts 8xx interconnect/configuration example configuration guidance 1. Gts 8xx a.Use gts 8xx software version 2.02 or higher b. Configure "traffic display destination" to the appropri...

  • Page 450

    G3x installation manual - g3x w/gsu 25 and/or gad 29 interconnect drawings 190-01115-01 page c-20 rev. L figure c-2.14 gdl 39/gdl 39r interconnect/configuration example.

  • Page 451

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-1 appendix d g3x w/gsu 73 interconnect drawings d.1 core interconnect drawings figure d-1.1 core (w/gsu 73) interconnect notes and 2 display can bus interconnect drawing.

  • Page 452

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-2 rev. L figure d-1.2 gdu 37x/gmu 22/gsu 73 interconnect drawing.

  • Page 453

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-3 figure d-1.3 power, backup power, and antennas interconnect drawing w/gsu 73.

  • Page 454

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-4 rev. L figure d-1.4 gmc 305/gsa 28 interconnect drawing w/gsu 73.

  • Page 455

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-5 d.2 external interconnect drawings w/gsu 73 figure d-2.1 external interconnect w/gsu 73 drawing notes a 14 cfr 91.227 compliant installation requires rs-232 ads-b out from a gns 400/500 series waas unit with ma...

  • Page 456

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-6 rev. L figure d-2.2 g3x w/gsu 73 - transponders interconnect/configuration example configuration guidance 1. Gtx 327/328/330(es) a.On the gtx 327/328/330(es) rs-232 config mode page for rs-232 channel 1 • set connected...

  • Page 457

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-7 figure d-2.3 gtn 6xx/7xx - transponder interconnect/configuration example w/gsu 73 configuration guidance 1. Gtx 32 a.On the gtn 6xx/7xx rs-232 config page • set rs-232 channel 1 input and output formats to "gt...

  • Page 458

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-8 rev. L figure d-2.4 single gns 430(w)/530(w) interconnect/configuration example w/gsu 73 configuration guidance 1. Gns 430w/530w a. On the main arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis/a...

  • Page 459

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-9 figure d-2.5 dual gns 430(w)/530(w) interconnect/configuration example w/gsu 73 configuration guidance 1. Gns #1 and #2 a. On the main arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis/ai...

  • Page 460

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-10 rev. L figure d-2.6 single gtn 6xx/7xx interconnect/configuration example w/gsu 73 configuration guidance 1. Gtn 6xx/7xx a. On the arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis format 2" • s...

  • Page 461

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-11 figure d-2.7 dual gtn 6xx/7xx interconnect/configuration example w/gsu 73 configuration guidance 1. Gtn 6xx/7xx #1 and #2 a. On the arinc 429 config page • set in 1 speed to "low" • set in 1 data to "efis form...

  • Page 462

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-12 rev. L figure d-2.8 gns 480 interconnect/configuration example w/gsu 73 configuration guidance 1. Gns 480 a. On the main arinc 429 setup page • set in 2 sel to "efis" • set in 2 speed to "low" • set in 2 sdi to "sys1"...

  • Page 463

    190-01115-01 g3x installation manual - g3x w/gsu 73 interconnect drawings rev. L page d-13 figure d-2.9 non-garmin auto pilot interconnect/configuration example w/gsu 73 configuration guidance 1. Trutrak gx pilot / sorcerer a.On the gdu 37x comm config mode page • set connected gdu 37x rs-232 channe...

  • Page 464

    G3x installation manual -g3x w/gsu 73 interconnect drawings 190-01115-01 page d-14 rev. L figure d-2.10 g3x w/gsu 73 - gts 8xx interconnect/configuration example configuration guidance 1. Gts 8xx a.Use gts 8xx software version 2.02 or higher b. Configure "traffic display destination" to the appropri...

  • Page 465

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-1 appendix e sensor wiring examples figure e-1.1 notes for sensor wiring example drawings (for all appdx e drawings) this note is no longer applicable and has been removed..

  • Page 466

    G3x installation manual - sensor wiring examples 190-01115-01 page e-2 rev. L e.1 sensor wiring examples w/gea 24 figure e-2.1 page 1 of 2 fuel quantity and fuel flow examples (w/gea 24).

  • Page 467

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-3 figure e-2.1 page 2 of 2 fuel quantity and fuel flow examples (w/gea 24).

  • Page 468

    G3x installation manual - sensor wiring examples 190-01115-01 page e-4 rev. L figure e-2.2 page 1 of 2 electrical and discrete input/output examples (w/gea 24) gea 24 p243 37 36 35 34 gea 24 p244 25 28 gea 24 p244 11 13 12 14 16 15 pos 3 hi / +5v_3 pos 3 / gp 3 / fuel qty 3 pos 3 lo / gnd pos 4 hi /...

  • Page 469

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-5 figure e-2.2 page 2 of 2 electrical and discrete input/output examples (w/gea 24) gea 24 p244 40 41 42 43 44 45 discrete out 2/ master caution discrete out 1/ master warning.

  • Page 470

    G3x installation manual - sensor wiring examples 190-01115-01 page e-6 rev. L figure e-2.3 flaps/trim and uma pressure transducer examples (w/gea 24) gea 24 p244 18 19 20 gp1 hi / +5 gp1 / pos 1 gp1 lo / gnd 21 22 23 gp2 hi / +5 gp2 / pos 2 gp2 lo / gnd 11 12 13 pos 3 hi / +5v_3 pos 3 / gp 3 / fuel ...

  • Page 471

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-7 e.2 sensor wiring examples w/gsu 73 figure e-3.1 page 1 of 2 fuel quantity and fuel flow examples (w/gsu 73) s s s s.

  • Page 472

    G3x installation manual - sensor wiring examples 190-01115-01 page e-8 rev. L figure e-3.1 page 2 of 2 fuel quantity and fuel flow examples (w/gsu 73) s s s.

  • Page 473

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-9 figure e-3.2 page 1 of 2 electrical and discrete input/output examples (w/gsu 73) these connections are optional, bus voltage can be monitored from the gsu 73 power supply inputs. See section 18 for configuration info..

  • Page 474

    G3x installation manual - sensor wiring examples 190-01115-01 page e-10 rev. L figure e-3.2 page 2 of 2 electrical and discrete input/output examples (w/gsu 73).

  • Page 475

    190-01115-01 g3x installation manual - sensor wiring examples rev. L page e-11 figure e-3.3 flaps/trim and uma pressure transducer examples (w/gsu 73).

  • Page 476

    G3x installation manual - sensor wiring examples 190-01115-01 page e-12 rev. L this page intentionally left blank.

  • Page 477

    190-01115-01 g3x installation manual - lycoming/continental sensor wiring examples rev. L page f-1 appendix f lycoming/continental sensor wiring examples figure f-1.1 notes for lycoming/continental sensor drawings (for all appdx f drawings) notes 7. Grounding methods for electronic tach signals may ...

  • Page 478

    G3x installation manual - lycoming/continental sensor wiring examples 190-01115-01 page f-2 rev. L f.1 gea 24 - lycoming/continental sensor drawings figure f-2.1 gea 24 - 4/6 cylinder lycoming/continental sensor wiring examples, page 1 of 3.

  • Page 479

    190-01115-01 g3x installation manual - lycoming/continental sensor wiring examples rev. L page f-3 figure f-2.1 gea 24 - 4/6 cylinder lycoming/continental sensor wiring examples, page 2 of 3 red voltage in (pin b) grn output (pin c) blk ground (pin a) red voltage in (pin b) grn output (pin c) blk gr...

  • Page 480

    G3x installation manual - lycoming/continental sensor wiring examples 190-01115-01 page f-4 rev. L figure f-2.1 gea 24 - 4/6 cylinder lycoming/continental sensor wiring examples, page 3 of 3.

  • Page 481

    190-01115-01 g3x installation manual - lycoming/continental sensor wiring examples rev. L page f-5 f.2 gsu 73 - lycoming/continental sensor drawings figure f-3.1 gsu 73 - 4/6 cylinder lycoming/continental sensor wiring examples, page 1 of 3 10 kΩ.

  • Page 482

    G3x installation manual - lycoming/continental sensor wiring examples 190-01115-01 page f-6 rev. L figure f-3.1 gsu 73 - 4/6 cylinder lycoming/continental sensor wiring examples, page 2 of 3 red voltage in (pin b) grn output (pin c) blk ground (pin a) red voltage in (pin b) grn output (pin c) blk gr...

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    190-01115-01 g3x installation manual - lycoming/continental sensor wiring examples rev. L page f-7 figure f-3.1 gsu 73 - 4/6 cylinder lycoming/continental sensor wiring examples, page 3 of 3.

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    G3x installation manual - lycoming/continental sensor wiring examples 190-01115-01 page f-8 rev. L this page intentionally left blank.

  • Page 485

    190-01115-01 g3x installation manual - rotax sensor wiring examples rev. L page g-1 appendix g rotax sensor wiring examples figure g-1.1 notes for rotax 912/914 sensor drawings (for all appdx g drawings).

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    G3x installation manual - rotax sensor wiring examples 190-01115-01 page g-2 rev. L g.1 gea 24 - rotax sensor drawings figure g-2.1 gea 24 - rotax 912/914 sensor wiring examples, page 1 of 2.

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    190-01115-01 g3x installation manual - rotax sensor wiring examples rev. L page g-3 figure g-2.1 gea 24 - rotax 912/914 sensor wiring examples, page 2 of 2.

  • Page 488

    G3x installation manual - rotax sensor wiring examples 190-01115-01 page g-4 rev. L figure g-2.2 gea 24 - rotax 912is sensor wiring example.

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    190-01115-01 g3x installation manual - rotax sensor wiring examples rev. L page g-5 g.2 gsu 73 - rotax sensor drawings figure g-3.1 gsu 73 - rotax 912/914 sensor wiring examples, page 1 of 2.

  • Page 490

    G3x installation manual - rotax sensor wiring examples 190-01115-01 page g-6 rev. L figure g-3.1 gsu 73 - rotax 912/914 sensor wiring examples, page 2 of 2 gsu 73 j732 52 72 s rotax p/n 965531 carb/coolant temperature pos 5 / temp 1 pos 5 / temp 1 egt 6 / misc 1 hi egt 6 / misc 1 lo 31 11 coolant pr...

  • Page 491

    190-01115-01 g3x installation manual - jabiru sensor wiring examples rev. L page h-1 appendix h jabiru sensor wiring examples figure h-1.1 notes for jabiru sensor drawings (for all appdx h drawings) shield terminated to ground twisted shielded 3 conductor shield floats twisted shielded 3 conductor 4...

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    G3x installation manual - jabiru sensor wiring examples 190-01115-01 page h-2 rev. L h.1 gea 24 - jabiru sensor drawings figure h-2.1 gea 24 - jabiru sensor wiring examples, page 1 of 2 gea 24 j243 rpm 1 8 jabiru alternator pick-off s oil temp lo oil temp hi 32 33 oil temp sensor vdo p/n 320021 s oi...

  • Page 493

    190-01115-01 g3x installation manual - jabiru sensor wiring examples rev. L page h-3 figure h-2.1 gea 24 - jabiru sensor wiring examples, page 2 of 2 gea 24 j242 cht 1 lo cht 1 hi 12 24 cht 2 lo cht 2 hi 22 10 cht 3 lo cht 3 hi 20 8 cht 4 lo cht 4 hi 18 6 yel red cht 6 hi cht 6 lo cht 5 hi cht 5 lo ...

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    G3x installation manual - jabiru sensor wiring examples 190-01115-01 page h-4 rev. L h.2 gsu 73 - jabiru sensor drawings figure h-3.1 gsu 73 - jabiru sensor wiring examples, page 1 of 2 gsu 73 j732 rpm 17 jabiru alternator pick-off s oil temp lo oil temp hi 14 34 oil temp sensor vdo p/n 320021 s pos...

  • Page 495

    190-01115-01 g3x installation manual - jabiru sensor wiring examples rev. L page h-5 figure h-3.1 gsu 73 - jabiru sensor wiring examples, page 2 of 2 gsu 73 j732 cht 1 lo cht 1 hi 41 61 cht 2 lo cht 2 hi 21 1 cht 3 lo cht 3 hi 2 22 cht 4 lo cht 4 hi 60 40 yel red cht 6 hi cht 6 lo cht 5 hi cht 5 lo ...

  • Page 496

    G3x installation manual - jabiru sensor wiring examples 190-01115-01 page h-6 rev. L this page intentionally left blank.

  • Page 497

    190-01115-01 g3x installation manual - rs-232 text output format rev. L page i-1 appendix i rs-232 text output format this data is output from a gdu 37x rx-232 port that has been configured to the “text out” format. I.1 electrical interface the output signals are compatible with rs-232c. Data is gen...

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    G3x installation manual - rs-232 text output format 190-01115-01 page i-2 rev. L i.4 attitude/air data message format the attitude/air data message is transmitted approximately 10 times per second. Table i-1 attitude/air data message format field name offset width units notes min max escape characte...

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    190-01115-01 g3x installation manual - rs-232 text output format rev. L page i-3 i.5 engine data message format the engine data message is transmitted approximately 5 times per second. Table i-2 engine data message format field name offset width units notes min max escape character 0 1 '=' sentence ...

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    G3x installation manual - rs-232 text output format 190-01115-01 page i-4 rev. L field name offset width units notes min max tit1 115 4 1 degree c -999 +999 tit2 119 4 1 degree c -999 +999 elevator trim position 159 5 1% of travel 0 = up, 50 = neutral, 100 = down +0000 +0100 units indicator 164 1 't...

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    190-01115-01 g3x installation manual - rs-232 text output format rev. L page i-5 i.6 gps data message format the gps data message is transmitted once per second. Table i-3 gps data message format field name offset width units notes min max escape character 0 1 '@' utc year 1 2 years last two digits ...

  • Page 502

    G3x installation manual - rs-232 text output format 190-01115-01 page i-6 rev. L for more information on the gps data message, see http://www8.Garmin.Com/support/text_out.Html field name offset width units notes min max vertical velocity magnitude 51 4 0.01 meters/sec 0000 9999 cr/lf 55 2 0x0d / 0x0...