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Garmin G3X Touch Installation Manual
Summary of G3X Touch
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190-01115-01 august, 2009 revision a g3x installation manual.
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Page a g3x installation manual revision a 190-01115-01 © copyright 2009 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 wi...
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G3x installation manual page i 190-01115-01 revision a 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 accordance with california's proposition 65. If you...
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Page ii g3x installation manual revision a 190-01115-01 table of contents paragraph page 1 g3x installation overview ..............................................................................................................1-1 1.1 unpacking unit .....................................................
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G3x installation manual page iii 190-01115-01 revision a paragraph page 5 gtp 59 .............................................................................................................................................5-1 5.1 equipment description....................................................
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Page iv g3x installation manual revision a 190-01115-01 paragraph page appendix a: g3x pinouts ................................................................................................................... A-1 a.1 gdu 37x ............................................................................
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G3x installation manual page v 190-01115-01 revision a list of illustrations figure page 1-1 g3x interconnect example..............................................................................................................1-2 1-2 coaxial cable installation .........................................
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Page vi g3x installation manual revision a 190-01115-01 figure page 6-26 example bracket antenna mounting under glareshield...............................................................6-24 6-27 example non-structural antenna mounting under glareshield..................................................
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G3x installation manual page vii 190-01115-01 revision a figure page b-17 insulation/contact clearance....................................................................................................... B-23 b-18 daisy chain shield termination ........................................................
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Page viii g3x installation manual revision a 190-01115-01 list of tables table page 1-1 g3x lru part numbers ..................................................................................................................1-3 1-2 contents of gdu 37x assembly (010-00667-xx).............................
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G3x installation manual page ix 190-01115-01 revision a table page 6-4 xm satellite radio antenna minimum requirements ....................................................................6-2 6-5 teardrop footprint antenna doubler design and installation..................................................
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Page x g3x installation manual revision a 190-01115-01 limited warranty for garmin gmu 44 and gtp 59 products the garmin products gmu 44 and gtp 59 are warranted to be free from defects in materials or workmanship for two years from the date of purchase. Within this period, garmin will at its sole o...
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G3x installation manual page xi 190-01115-01 revision a limited warranty for gsu 73 and gdu 37x products the garmin products gsu 73 and gdu 37x are warranted to be free from defects in materials or workmanship for one year from the date of purchase. Within this period, garmin will at its sole option...
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Page xii g3x installation manual revision a 190-01115-01 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 modificati...
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G3x installation manual – installation overview page 1-1 190-01115-01 revision a 1 g3x installation overview 1.1 unpacking unit carefully unpack the equipment and make a visual inspection of the unit for evidence of damage incurred during shipment. If any component of the g3x system is damaged, noti...
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Page 1-2 g3x installation manual –installation overview revision a 190-01115-01 1.3 system overview the g3x is an advanced technology avionics suite designed to integrate pilot/aircraft interaction into one central system. The system combines primary flight instrumentation, aircraft systems instrume...
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G3x installation manual – installation overview page 1-3 190-01115-01 revision a 1.4 general g3x lru specifications 1.4.1 garmin lru part numbers table 1-1. G3x lru part numbers lru unit only part number assembly part number gdu 370 americas db 011-01747-15 010-00667-15 gdu 370 atlantic db 011-01747...
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Page 1-4 g3x installation manual –installation overview revision a 190-01115-01 1.4.3 physical specifications all width, height, and depth measurements are taken with unit rack (if applicable) and connectors. Table 1-4. G3x lru physical specifications lru width height depth (gmu 44 diameter, includi...
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G3x installation manual – installation overview page 1-5 190-01115-01 revision a 1.5 installation requirements one gdu 37x assembly (listed in table 1-1) is required, dependent upon customer’s desired database region. Each gdu 37x (010-00667-xx) comes with all equipment needed for installation. 1.5....
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Page 1-6 g3x installation manual –installation overview revision a 190-01115-01 1.7.1 wiring harness installation allow adequate space for installation of cables and connectors. Ensure that routing of the wiring does not come in contact with sources of heat, rf or emi interference. Analog input wire...
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G3x installation manual – installation overview page 1-7 190-01115-01 revision a 1.7.2 cable location considerations 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...
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Page 1-8 g3x installation manual –installation overview revision a 190-01115-01 1.7.4 backshell assemblies connector kits include backshell assemblies. The backshell assembly houses the configuration module and a thermocouple reference junction (if applicable, see appendix d). Garmin’s backshell con...
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G3x installation manual – gdu 37x page 2-1 190-01115-01 revision a 2 gdu 37x figure 2-1. Gdu 37x unit view 2.1 equipment description note there is no tso/etso applicable to the gdu g37x. The gdu 37x provides a central display and user interface for the g3x system. The display is mounted flush to the...
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Page 2-2 g3x installation manual – gdu 37x revision a 190-01115-01 2.1.2 interface summary the gdu 37x uses can and rs-232 communications interfaces. The gdu 37x communicates with the following garmin lrus: • other gdu 37x • gsu 73 • sl30 nav/comm transceiver • sl40 comm transceiver • gns 400/500 se...
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G3x installation manual – gdu 37x page 2-3 190-01115-01 revision a 2.2.4 antennas table 2-4 lists garmin and non-garmin antennas currently supported by the gdu 37x. Refer to section 6 for garmin antenna installation information. For non-garmin antennas, follow the manufacturer’s installation instruc...
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Page 2-4 g3x installation manual – gdu 37x revision a 190-01115-01 2.4 installation requirements 2.4.1 accessories the gdu 37x connector kit is provided with the gdu 37x unit and is required to install the unit (figure 2-2). The gdu 37x nutplate (115-01054-00) is also supplied with the unit to reinf...
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G3x installation manual – gdu 37x page 2-5 190-01115-01 revision a 2.5 installation considerations 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 1.6 for wiring considerations and to...
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Page 2-6 g3x installation manual – gdu 37x revision a 190-01115-01 2.9 panel cutout template the below drawing can be used as a template when marking the panel for cutout. Dimensions below are to verify accuracy of printout only, see figure c-1.2 for complete dimensions. Gdu 37x panel cutout templat...
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G3x installation manual – gmu 44 page 3-1 190-01115-01 revision a 3. Gmu 44 figure 3-1. Gmu 44 unit view 3.1 equipment description the garmin gmu 44 magnetometer is a remote mounted device that interfaces with a garmin gsu 73 to provide flight attitude and heading data for flight instrumentation. An...
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Page 3-2 g3x installation manual – gmu 44 revision a 190-01115-01 3.3 environmental specifications table 3-2 lists general environmental specifications. Table 3-2. Gmu 44 environmental specifications specification characteristic regulatory compliance rtca/do-160d environmental conditions and eurocae...
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G3x installation manual – gmu 44 page 3-3 190-01115-01 revision a 3.5 installation requirements 3.5.1 equipment available table 3-5. Gmu 44 part numbers model catalog part number unit part number installation rack gmu 44 010-00296-10* 011-00870-10 no *included in g3x lru kit (k10-00016-00) table 3-6...
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Page 3-4 g3x installation manual – gmu 44 revision a 190-01115-01 table 3-7. Required distance from magnetic disturbances disturbance source minimum distance from gmu 44 electric motors and relays, including servo motors 10 feet (3.0 meters) ferromagnetic structure greater than 1 kg total (iron, ste...
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G3x installation manual – gmu 44 page 3-5 190-01115-01 revision a 3.6.1 consideration for wing grounded lighting fixtures the following installation practices are recommended if the required gmu 44 mounting bracket is located in the wing. 1. The wing tip lights should not have a power ground referen...
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Page 3-6 g3x installation manual – gmu 44 revision a 190-01115-01 3.8 mounting instructions after evaluation of the mounting location has been completed and ensuring that requirements are met, assemble the gmu 44 mounting plate kits according to the dimensions given in appendix c. Install the unit a...
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G3x installation manual – gsu 73 page 4-1 190-01115-01 revision a 4 gsu 73 4.1 equipment description note there is no tso/etso applicable to the gsu 73. The gsu 73 is intended for the lsa (light sport aircraft) and experimental aircraft markets. The garmin gsu 73 sensor unit is not a tso-certified p...
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Page 4-2 g3x installation manual – gsu 73 revision a 190-01115-01 4.1.1 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 44) (1 rs-232 tx/ 1 rs-4...
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G3x installation manual – gsu 73 page 4-3 190-01115-01 revision a 4.3 environmental specifications the gsu 73 is a non-tso’d product, table 4-2 lists general environmental specifications. Note the gsu 73 may require a warm-up period of 15 minutes to reach full accuracy (30 minutes if the environment...
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Page 4-4 g3x installation manual – gsu 73 revision a 190-01115-01 table 4-5. Contents of p732 connector kit (011-01818-01)** item garmin p/n quantity sub-assy,backshell w/hdw,jackscrew 011-01855-04 1 connector ,hi dens, d-sub, mil crimp 78ck 330-00185-78 1 contact pin, mil crimp, size 22d 336-00021-...
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G3x installation manual – gsu 73 page 4-5 190-01115-01 revision a 4.5.1 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 (see figure 4-2). The pressure ports have 1/8-27 anpt femal...
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Page 4-6 g3x installation manual – gsu 73 revision a 190-01115-01 4.6 mounting requirements mount the gsu 73 with the connectors aligned within 1.0 deg of either the x or y axis of the aircraft. The direction of the unit will be accounted for during the calibration procedure as shown in figure 4-3. ...
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G3x installation manual – gsu 73 page 4-7 190-01115-01 revision a do not use shock mounting to mount the gsu 73. Shock mounts used for other types of inertial systems are not acceptable for the gsu 73 ahrs. The mounting system must have no resonance with the unit installed. Excessive vibration may r...
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Page 4-8 g3x installation manual – gsu 73 revision a 190-01115-01 4.8 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) (barometric scale e...
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G3x installation manual – gtp 59 page 5-1 190-01115-01 revision a 5 gtp 59 figure 5-1. Gtp 59 5.1 equipment description the garmin gtp 59 is an outside mounted temperature probe that provides raw air temperature data. The temperature input device is a three-wire temperature probe interface. Oat powe...
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Page 5-2 g3x installation manual – gtp 59 revision a 190-01115-01 5.2.1 additional equipment required • cables - the installer will supply all system cables. 5.3 tso/etso compliance the following table provides a list of applicable tso/etsos for the gtp 59. Table 5-3. Applicable tso/etsos for the gt...
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G3x installation manual – gtp 59 page 5-3 190-01115-01 revision a 5.4 installation considerations 5.4.1 gtp 59 icing the gtp 59 oat probe has no icing protection. If ice accumulates on the gtp 59 oat probe, its accuracy is unknown. Consequently, air temperature measurements may be incorrect if ice a...
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Page 5-4 g3x installation manual – gtp 59 revision a 190-01115-01 5. Strip back 1/8” (0.125”) of insulation and crimp pins (11) to each of the conductors in the shielded cable. 6. Cut an awg #16 (8) wire to 3” long. Strip back 0.5” of insulation from this cable. Connect the shield of the oat probe c...
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G3x installation manual – antennas page 6-1 190-01115-01 revision a 6 garmin gps/xm antennas for non-garmin antennas, follow the manufacturer’s installation instructions. If using a garmin ga 26c or ga 26xm, refer to the accompanying installation instructions (190-00082-00 or 190-00522-03). For ga 5...
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Page 6-2 g3x installation manual – antennas revision a 190-01115-01 table 6-4. Xm satellite radio antenna minimum requirements characteristics specifications frequency range 2332.5 to 2345 mhz gain (typical) 24 db* noise figure nominal output impedance 50 ohms supply voltage 3.6 to 5.5 vdc supply cu...
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G3x installation manual – antennas page 6-3 190-01115-01 revision a 6.3.2 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 can affect the sys...
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Page 6-4 g3x installation manual – antennas revision a 190-01115-01 figure 6-1 shows the recommended placement of antennas. 4 figure 6-1. Recommended antenna placement.
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G3x installation manual – antennas page 6-5 190-01115-01 revision a 6.3.3 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 a buried antenna...
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Page 6-6 g3x installation manual – antennas revision a 190-01115-01 mounting the antenna under the glare shield (figure 6-3) 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 antenna. Figure 6...
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G3x installation manual – antennas page 6-7 190-01115-01 revision a 6.4 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: 115-00846-10 double...
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Page 6-8 g3x installation manual – antennas revision a 190-01115-01 6.4.2 antenna installation instructions 1. Refer to table 6-5 and the drawings in appendix c for guidance on selecting the appropriate mounting cutout. Drill or punch the holes to match the mating part (doubler). 2. Install a double...
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G3x installation manual – antennas page 6-9 190-01115-01 revision a 6.4.3 reference figures figure 6-4. Doubler design, teardrop footprint antenna, skin thickness 0.032" to 0.049" figure 6-5. Doubler design, teardrop footprint antenna, skin thickness 0.049" to 0.051".
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Page 6-10 g3x installation manual – antennas revision a 190-01115-01 figure 6-6. Doubler design, teardrop footprint antenna, skin thickness 0.051" to 0.063" figure 6-7. Sample doubler location, teardrop footprint antenna, metal skin aircraft.
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G3x installation manual – antennas page 6-11 190-01115-01 revision a figure 6-8. Skin cutout detail, teardrop footprint antenna, skin thickness 0.032" to 0.049" figure 6-9. Skin cutout detail, teardrop footprint antenna, skin thickness 0.049" to 0.051".
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Page 6-12 g3x installation manual – antennas revision a 190-01115-01 figure 6-10. Skin cutout detail, teardrop footprint antenna, skin thickness 0.051" to 0.063" figure 6-11. Doubler installation, teardrop footprint antenna, skin thickness 0.032" to 0.049".
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G3x installation manual – antennas page 6-13 190-01115-01 revision a figure 6-12. Doubler installation, teardrop footprint antenna, skin thickness 0.049" to 0.051" figure 6-13. Doubler installation, teardrop footprint antenna, skin thickness 0.051" to 0.063".
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Page 6-14 g3x installation manual – antennas revision a 190-01115-01 6.5 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 p/n: 115-00846-00...
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G3x installation manual – antennas page 6-15 190-01115-01 revision a 6.5.2 antenna installation instructions 1. Refer to table 6-6 (and to figures in appendix c) for guidance on selecting the appropriate mounting cutout. Drill or punch the holes to match the mating part (doubler). 2. Install a doubl...
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Page 6-16 g3x installation manual – antennas revision a 190-01115-01 6.5.3 reference figures figure 6-14. Doubler design, arinc 743 footprint antenna, skin thickness 0.032" to 0.049".
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G3x installation manual – antennas page 6-17 190-01115-01 revision a figure 6-15. Doubler design, arinc 743 footprint antenna, skin thickness 0.049" to 0.051".
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Page 6-18 g3x installation manual – antennas revision a 190-01115-01 figure 6-16. Doubler design, arinc 743 footprint antenna, skin thickness 0.051" to 0.063".
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G3x installation manual – antennas page 6-19 190-01115-01 revision a figure 6-17. Sample doubler location, arinc 743 antenna, metal skin aircraft figure 6-18. Skin cutout detail, arinc 743 footprint antenna, skin thickness 0.032" to 0.049".
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Page 6-20 g3x installation manual – antennas revision a 190-01115-01 figure 6-19. Skin cutout detail, arinc 743 footprint antenna, skin thickness 0.049" to 0.051" figure 6-20. Skin cutout detail, arinc 743 footprint antenna, skin thickness 0.051" to 0.063".
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G3x installation manual – antennas page 6-21 190-01115-01 revision a figure 6-21. Doubler installation, arinc 743 footprint antenna, skin thickness 0.032" to 0.049" figure 6-22. Doubler installation, arinc 743 footprint antenna, skin thickness 0.049" to 0.051".
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Page 6-22 g3x installation manual – antennas revision a 190-01115-01 figure 6-23. Doubler installation, arinc 743 footprint, skin thickness 0.051" to 0.063" figure 6-24. Installation of arinc 743 footprint antenna.
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G3x installation manual – antennas page 6-23 190-01115-01 revision a 6.6 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 non-metallic glares...
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Page 6-24 g3x installation manual – antennas revision a 190-01115-01 6.6.2 considerations for non-structural mounting external mounting of the antenna is preferred, although the antenna can be mounted inside the aircraft. When mounted internally, the antenna does not have to be aligned with the airc...
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G3x installation manual – antennas page 6-25 190-01115-01 revision a figure 6-27. Example non-structural antenna mounting under glareshield.
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Page 6-26 g3x installation manual – antennas revision a 190-01115-01 6.6.4 non-structural installation to airframe internal non-structural installation figure 6-28 and figure 6-29 show examples of under the fabric skin non-structural mounting of the antenna to the airframe of a tube-and-fabric aircr...
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G3x installation manual – antennas page 6-27 190-01115-01 revision a external non-structural installation figure 6-30 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 aluminum with a minimu...
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Page 6-28 g3x installation manual – antennas revision a 190-01115-01 minimum distance from metal tube structure requirements figure 6-31 shows minimum distance from metal tube structure requirements for internal, non-structural mounting of the antenna. Table 6-7 presents minimum distance requirement...
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G3x installation manual – software, configuration, databases, and xm activation page 7-1 190-01115-01 revision a 7 software, configuration, databases, and xm activation 7.1 configuration mode some software loading and all configuration settings are performed in the configuration mode. To enter confi...
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Page 7-2 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.2.2 audio data identification do the following steps to view the unit’s current audio data information: 1. Turn on the unit in normal mode. 2. Press the menu key twice to display the ma...
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G3x installation manual – software, configuration, databases, and xm activation page 7-3 190-01115-01 revision a 7.3 software loading procedure software loading is performed in normal mode. Sections 7.3.1 and 7.3.2 describe the gdu and gsu software load procedure. 7.3.1 gdu software loading procedur...
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Page 7-4 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.4 configuration pages 7.4.1 main configuration page the main configuration page is used to display lru (device) specific information such as unit and system id’s and database informatio...
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G3x installation manual – software, configuration, databases, and xm activation page 7-5 190-01115-01 revision a 7.4.2 acft configuration page the aircraft configuration page allows setting the parameters for flight planning, aircraft identifier, and map symbol. The aircraft’s cruise speed, fuel flo...
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Page 7-6 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.4.3 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...
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G3x installation manual – software, configuration, databases, and xm activation page 7-7 190-01115-01 revision a 7.4.4 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 fo...
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Page 7-8 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.4.5 dspl (display) configuration page the dspl configuration page allows setting the parameters for display and backlight control configuration. 1. In configuration mode, use the fms jo...
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G3x installation manual – software, configuration, databases, and xm activation page 7-9 190-01115-01 revision a 7.4.5.1 display configuration window: backlight intensity: can be set to auto or manual (this setting is also available in normal mode on the display setup page). Auto–sets the backlight ...
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Page 7-10 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.4.6 sound configuration page the sound configuration page allows setting the parameters for various alert and message tones. 1. In configuration mode, use the fms joystick to select th...
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G3x installation manual – software, configuration, databases, and xm activation page 7-11 190-01115-01 revision a 7.4.7 comm configuration page the comm configuration page allows setting the parameters for the communication ports. 1. In configuration mode, use the fms joystick to select the comm pag...
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Page 7-12 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 7.5 garmin database updates the gdu 37x mfd database updates can be obtained by visiting the ‘flygarmin’ website ( www.Fly.Garmin.Com ). The ‘flygarmin’ website requires the unit’s syste...
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G3x installation manual – software, configuration, databases, and xm activation page 7-13 190-01115-01 revision a 5. When the update process is complete, the screen updates 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 re...
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Page 7-14 g3x installation manual – software, configuration, databases, and xm activation revision a 190-01115-01 all obstacles are necessarily charted and therefore may not be contained in the obstacle database. This database is updated on a 56-day cycle. Safetaxi the safetaxi database contains det...
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G3x installation manual – post installation checkout and calibration procedures page 8-1 190-01115-01 revision a 8. 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 r...
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Page 8-2 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.1 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 ha...
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G3x installation manual – post installation checkout and calibration procedures page 8-3 190-01115-01 revision a test the xm receiver (if applicable): 1. Power on unit and use the fms joystick to select the xm page. 2. Verify that the xm receiver is functioning correctly as indicated by the green si...
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Page 8-4 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3 gsu 73/gmu 44 post-installation calibration procedures after mechanical and electrical installation of the gsu 73 ahrs and gmu 44 magnetometer have been completed, prior to operation,...
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G3x installation manual – post installation checkout and calibration procedures page 8-5 190-01115-01 revision a for each calibration procedure, table 8-2 lists the lru’s that require valid calibration data. Table 8-2. Data validity requirements for ahrs calibration procedures ahrs calibration proce...
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Page 8-6 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.1 calibration procedure a: ahrs orientation 1. Enter configuration mode by holding down the left-hand softkey while powering on the gdu 37x. 2. Use the fms joystick to select the gsu ...
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G3x installation manual – post installation checkout and calibration procedures page 8-7 190-01115-01 revision a 9. Use the fms joystick to select the direction of the gsu 73 connectors per the on-screen instructions, select ok and press the ent key to continue. 10. After a few minutes the calibrati...
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Page 8-8 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.2 calibration procedure b: pitch/roll offset compensation by aircraft leveling 1. Enter configuration mode by holding down the left-hand softkey while powering on the gdu 37x (if need...
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G3x installation manual – post installation checkout and calibration procedures page 8-9 190-01115-01 revision a 7. Ensure that the aircraft has been properly leveled per the on-screen instructions. 8. Use the fms joystick to highlight the calibrate button at the bottom of the display, press the ent...
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Page 8-10 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.3 calibration procedure c: magnetometer calibration note calibration procedure b must be successfully completed prior to calibration procedure c. Note calibration procedure c must be...
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G3x installation manual – post installation checkout and calibration procedures page 8-11 190-01115-01 revision a 3. Unlock the gsu page by pressing softkeys 2, 3, 4 in order (if needed). 4. Ensure that all the required status boxes are checked (tables 8-2 and 8-3). The gmu 44 and gsu 73 units must ...
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Page 8-12 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 7. Ensure that the aircraft has been properly positioned per the on-screen instructions. 8. Use the fms joystick to highlight the calibrate button at the bottom of the display, press the...
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G3x installation manual – post installation checkout and calibration procedures page 8-13 190-01115-01 revision a 11. The pfd guides the operator to dwell at multiple headings around a complete circle. Note due to high winds or excessive airframe vibration, the operator may encounter a condition whe...
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Page 8-14 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.4 calibration procedure d: heading offset compensation note calibration procedures b and c must have been successfully completed before calibration procedure d can be performed. This...
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G3x installation manual – post installation checkout and calibration procedures page 8-15 190-01115-01 revision a 6. Use the fms joystick to highlight the calibrate button, press the ent key. 7. Ensure that the aircraft has been properly positioned per the on-screen instructions. 8. Use the fms joys...
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Page 8-16 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 11. After the complete calibration is finished, a done button will appear at the bottom of the display, ensure that a calibration successful message appears at the bottom of the display,...
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G3x installation manual – post installation checkout and calibration procedures page 8-17 190-01115-01 revision a 8.3.5 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. ...
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Page 8-18 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 7. Ensure that the aircraft has been properly positioned per the on-screen instructions. 8. Use the fms joystick to highlight the calibrate button at the bottom of the display, press the...
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G3x installation manual – post installation checkout and calibration procedures page 8-19 190-01115-01 revision a e) absence of mounting supports recommended by the aircraft manufacturer. F) gsu 73 connector not firmly attached to unit. G) cabling leading to gsu 73 or gmu 44 not firmly secured to su...
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Page 8-20 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.6 calibration procedure f: magnetometer interference test note calibration procedure f is required for initial installation verification. This test should also be repeated to verify ...
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G3x installation manual – post installation checkout and calibration procedures page 8-21 190-01115-01 revision a 5. Use the fms joystick to select magnetometer interference test. 6. Use the fms joystick to highlight the calibrate button, press the ent key. 7. Ensure that the aircraft has been prope...
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Page 8-22 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8. Use the fms joystick to highlight the calibrate button at the bottom of the display, press the ent key to begin the calibration. 9. The operator should carry out the actions called fo...
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G3x installation manual – post installation checkout and calibration procedures page 8-23 190-01115-01 revision a table 8-4. 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...
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Page 8-24 g3x installation manual – post installation checkout and calibration procedures revision a 190-01115-01 8.3.7 site evaluation of magnetic disturbances for magnetometer calibration procedure as mentioned in section 8.3.3, the magnetometer calibration procedure (calibration procedure c) must...
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G3x installation manual – post installation checkout and calibration procedures page 8-25 190-01115-01 revision a note the magnetometer calibration procedure must consistently report “calibration successful / site is clean” in both the clockwise and counter-clockwise directions for the site to be co...
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G3x installation manual - troubleshooting page 9-1 190-01115-01 revision a 9 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 (190-01054-00) for a co...
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Page 9-2 g3x installation manual –troubleshooting revision a 190-01115-01 9.2 gmu 44 figure 9-1 – heading failure indication (full-screen pfd) 9.2.1 red-x failures if a red-x (steady or intermittent) is displayed on the heading (figure 9-1), check the following while the aircraft is on the ground: 1...
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G3x installation manual - troubleshooting page 9-3 190-01115-01 revision a 9.3 gsu 73 gsu 73 ground operation is heavily dependent on gps data inputs. Be sure to correct any gps performance problems (i.E. Interference caused by some types of cell phones or anything that transmits in the area) before...
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Page 9-4 g3x installation manual –troubleshooting revision a 190-01115-01 9.3.1 attitude/heading failure troubleshooting prior to troubleshooting an attitude failure on-board the aircraft, gather information from the pilot by asking the following questions. 1. What specifically was the nature of the...
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G3x installation manual - troubleshooting page 9-5 190-01115-01 revision a figure 9-2 – attitude, air data, and engine/airframe failure indication (reversionary or split-screen pfd) figure 9-3 – attitude fail indication (pfd).
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Page 9-6 g3x installation manual –troubleshooting revision a 190-01115-01 figure 9-4 – ahrs align message (pfd) 9.3.2 heading/pitch/roll troubleshooting the gsu 73 may not be able to provide valid heading/pitch/roll data for the following reasons: 1. The gsu 73 external memory module in the harness ...
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G3x installation manual - troubleshooting page 9-7 190-01115-01 revision a 9.4 gsu 73 –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) • ...
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Page 9-8 g3x installation manual –troubleshooting revision a 190-01115-01 1. Inspect gsu73 pitot/static plumbing integrity 2. Inspect pitot/static ports and associated equipment 3. If the problem persists replace the gsu 73 with a known good unit 9.4.1 troubleshooting gsu 73 engine indication failur...
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G3x installation manual - troubleshooting page 9-9 190-01115-01 revision a figure 9-7 – attitude, heading, air data, and engine/airframe failure (reversionary or split-screen pfd).
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Page 9-10 g3x installation manual –troubleshooting revision a 190-01115-01 9.5 troubleshooting on-board the aircraft 1. Review the airframe logbook to verify if any g3x or other avionics or electrical maintenance had been performed recently that may have contributed to the failure. 2. Check for loos...
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G3x installation manual - troubleshooting page 9-11 190-01115-01 revision a 9.6 gsu page all three status boxes on the gsu page (config mode) must indicate a positive state (green check marks) before performing any calibration procedures (section 8). The gmu 44 and gsu 73 units must be communicating...
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G3x installation manual – return to service page 10-1 190-01115-01 revision a 10 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 installati...
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Page 10-2 g3x installation manual – return to service revision a 190-01115-01 10.2.2 new gsu 73 installed if a new gsu 73 is installed (new serial number), verify the correct software version on the main page in configuration mode. If the correct software version is not installed, load the gsu 73 so...
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G3x installation manual – pinouts page a-1 190-01115-01 revision a appendix a g3x pinouts a.1 gdu 37x a.1.1 p3701 connector pin 1 pin 17 pin 18 pin 33 pin 34 pin 50 figure a-1. View of j3701 connector from back of unit pin pin name i/o 1 mono audio out hi out 2 stereo audio out lo -- 3 stereo audio ...
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Page a-2 g3x installation manual – pinouts revision a 190-01115-01 connector p3701, continued pin pin name i/o 33 config module clock i/o 34 signal ground -- 35 signal ground -- 36 signal ground -- 37 signal ground -- 38 spare -- 39 spare -- 40 spare -- 41 spare -- 42 cdu system id program* 4 in 43 ...
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G3x installation manual – pinouts page a-3 190-01115-01 revision a a.1.4 serial data a.1.4.1 rs-232 the rs-232 outputs conform to eia standard rs-232c with an output voltage swing of 0-5v when driving a standard rs-232 load. Pin name connector pin i/o rs-232 in 1 p3701 47 in rs-232 out 1 p3701 48 ou...
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Page a-4 g3x installation manual – pinouts revision a 190-01115-01 a.1.6 audio a.1.6.1 mono audio pin name connector pin i/o mono audio out hi p3701 1 out mono audio out lo p3701 18 -- a.1.6.2 stereo audio pin name connector pin i/o stereo audio out left p3701 3 out stereo audio out lo p3701 20 -- s...
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G3x installation manual – pinouts page a-5 190-01115-01 revision a a.2 gmu 44 a.2.1 p441 connector figure a-2. View of j441 connector looking at rear of unit pin pin name i/o 1 signal ground -- 2 rs-485 out b out 3 signal ground -- 4 rs-485 out a out 5 spare -- 6 power ground -- 7 spare -- 8 rs-232 ...
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Page a-6 g3x installation manual – pinouts revision a 190-01115-01 a.3 gsu 73 a.3.1 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 plate. ...
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G3x installation manual – pinouts page a-7 190-01115-01 revision a connector p731, continued pin pin name i/o 16 rs-232 in 2 in 17 rs-232 out 2 out 18 rs-232 in 3 in 19 rs-232 out 3 out 20 arinc 429 out 1 a out 21 arinc 429 out 1 b out 22 arinc 429 out 2 a out 23 arinc 429 out 2 b out 24 signal grou...
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Page a-8 g3x installation manual – pinouts revision a 190-01115-01 a.3.2.2 p732 connector figure a-5 rear connector j732 viewed from connector end of unit pin pin name i/o 1 analog in 2 lo in 2 analog in 3 hi in 3 analog in 8 lo in 4 analog in 9 lo in 5 analog in 14 lo in 6 analog in 17 lo in 7 anal...
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G3x installation manual – pinouts page a-9 190-01115-01 revision a connector p732, continued pin pin name i/o 40 analog in 4 lo in 41 analog in 1 lo in 42 analog in 10 lo in 43 analog in 7 lo in 44 analog in 15 lo in 45 analog in 16 lo in 46 analog in 25 lo in 47 analog in 22 hi in 48 analog/current...
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Page a-10 g3x installation manual – pinouts revision a 190-01115-01 a.3.3 power i/o a.3.3.1 aircraft power the gsu 73 has four inputs for aircraft power bus inputs of 14/28vdc. Pin connector pin name i/o 47 p731 aircraft power 1 in 49 p731 aircraft power 2 in 59 p731 power ground -- 61 p731 power gr...
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G3x installation manual – pinouts page a-11 190-01115-01 revision a a.3.5 serial data electrical characteristics a.3.5.1 arinc 429 input/output the arinc 429 outputs conform to arinc 429 electrical specifications when loaded with up to 5 standard arinc 429 receivers. Pin connector pin name i/o 20 p7...
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Page a-12 g3x installation manual – pinouts revision a 190-01115-01 a.3.5.3 rs-485 input the gsu 73 contains one channel of rs-485 serial data communications. Pin connector pin name i/o 1 p731 magnetometer rs-485 in b in 2 p731 magnetometer rs-485 in a in a.3.5.4 can bus this data bus conforms to th...
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G3x installation manual – pinouts page a-13 190-01115-01 revision a a.3.6.2 discrete outputs inactive: floating (can be pulled up to externally sourced vout in the range 0 ≤ vout ≤ 33vdc) leakage current in the inactive state is typically ≤ 10 ua to ground active: vout ≤ 0.5vdc with ≤ 20 ma sink ...
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Page a-14 g3x installation manual – pinouts revision a 190-01115-01 note if installing an ungrounded thermocouple to an analog in input, a dc reference must be added to the lo input. This can be accomplished by adding a resistance of 1 mΩ or less between ground and the analog in lo input that the un...
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G3x installation manual – pinouts page a-15 190-01115-01 revision a pin connector pin name i/o 47 p732 analog in 22 hi in 67 p732 analog in 22 lo in 28 p732 analog in 23 hi in 8 p732 analog in 23 lo in 27 p732 analog in 24 hi in 7 p732 analog in 24 lo in 66 p732 analog in 25 hi in 46 p732 analog in ...
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Page a-16 g3x installation manual – pinouts revision a 190-01115-01 the following table lists the minimum frequency, maximum frequency, and duty cycles for each of these inputs. Pin name minimum frequency maximum frequency duty cycle frequency counter in* 1 1 hz 500 hz/100 khz* 50% frequency counter...
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G3x installation manual – appendix b page b-1 190-01115-01 revision a appendix b connector installation instructions b.1 thermocouple installation into a backshell table b-1 lists parts needed to install a thermocouple. Parts for this installation are included in the thermocouple kit (011-00981-00),...
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Page b-2 g3x installation manual – appendix b revision a 190-01115-01 figure b-2. Jackscrew backshell thermocouple installation.
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G3x installation manual – appendix b page b-3 190-01115-01 revision a b.2 jackscrew configuration module installation into a jackscrew backshell tables b-2 & b-3 list parts needed to install a jackscrew configuration module with pins or with sockets. Parts for these installations are included in the...
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Page b-4 g3x installation manual – appendix b revision a 190-01115-01 notes for the following steps please refer to figures b-3 & b-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 (item 4) or a socket (item 9)...
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G3x installation manual – appendix b page b-5 190-01115-01 revision a figure b-4. Jackscrew backshell installation.
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Page b-6 g3x installation manual – appendix b revision a 190-01115-01 b.3 jackscrew backshell installation instructions b.3.1 shield block installation parts tables b-4 and b-5 list the parts needed to install a shield block. Parts listed in table b-4 are supplied in the jackscrew backshell kits (01...
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G3x installation manual – appendix b page b-7 190-01115-01 revision a note in figure b-5, “ar” denotes quantity “as required” for the particular installation. Figure b-5. Shield install onto a jackscrew backshell (78 pin example).
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Page b-8 g3x installation manual – appendix b revision a 190-01115-01 b.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 backshells will be incl...
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G3x installation manual – appendix b page b-9 190-01115-01 revision a 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. It is not permitted to...
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Page b-10 g3x installation manual – appendix b revision a 190-01115-01 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 practices. Use care to ...
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G3x installation manual – appendix b page b-11 190-01115-01 revision a 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 a ring terminal, will ...
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Page b-12 g3x installation manual – appendix b revision a 190-01115-01 b.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 of two shields togethe...
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G3x installation manual – appendix b page b-13 190-01115-01 revision a 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 of the termination and ...
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Page b-14 g3x installation manual – appendix b revision a 190-01115-01 table b-7. Shielded cable preparations – (quick term) backshell size number of pins std/hd quick term min (inches) quick term max (inches) quick term float (inches) 1 9/15 1.25 2.25 1.75 2 15/26 1.5 2.5 2.0 3 25/44 1.5 2.5 2.0 4 ...
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G3x installation manual – appendix b page b-15 190-01115-01 revision a b.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 allowable to daisy chain a ...
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Page b-16 g3x installation manual – appendix b revision a 190-01115-01 b.3.7 double-shield termination technique - method c.1 in rare situations where double shielding may be necessary, the outer shield should be grounded at both ends, while the inner shield should be grounded only at one end. All o...
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G3x installation manual – appendix b page b-17 190-01115-01 revision a b.3.8 double-shield termination technique (quick term) - method c.2 in addition to method c.1, described previously, another suitable method for double-shielding wires is presented in figure b-13. All restrictions set forth for m...
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Page b-18 g3x installation manual – appendix b revision a 190-01115-01 b.3.10 splicing signal wires notes figure b-14 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 the backshell for pin e...
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G3x installation manual – appendix b page b-19 190-01115-01 revision a b.4 circular connector installation instructions b.4.1 pigtail installation parts table b-9 provides a list of parts needed to install a circular connector with backshell. Parts for this installation are included in the pigtail c...
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Page b-20 g3x installation manual – appendix b revision a 190-01115-01 note in figure b-15, “ar” denotes quantity “as required” for the particular installation. Figure b-15. Circular connector install (19 contact example) b.4.2 standard shield termination technique – method a figure b-16. Standard s...
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G3x installation manual – appendix b page b-21 190-01115-01 revision a table b-11. Shielded cable preparations for garmin connectors float (in) window (in) backshell size insert arrangement min max ideal min max ideal 14 19 1.35 1.60 1.50 2.10 4.60 3.60 1. At one end of a shielded cable (item 4) mea...
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Page b-22 g3x installation manual – appendix b revision a 190-01115-01 secondary method solder a flat braid (item 6) to the shield exposed through the window of the prepared cable assembly (item 4). Ensure a solid electrical connection through the use of acceptable soldering practices. Use care to a...
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G3x installation manual – appendix b page b-23 190-01115-01 revision a figure b-17. Insulation/contact clearance 5. Insert newly crimped contacts and wires into the appropriate connector housing location as specified by the installation wiring diagrams. 6. Cut the flat braid (item 6) to a length tha...
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Page b-24 g3x installation manual – appendix b revision a 190-01115-01 b.4.3 daisy chain shield termination technique – method a 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 of two shields together be...
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G3x installation manual – appendix b page b-25 190-01115-01 revision a b.4.4 quick term shield termination – method b if desired, the drain wire termination (item 5) and the floating shield termination (item 7) can be effectively combined into a “quick term”. This method eliminates the float in the ...
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Page b-26 g3x installation manual – appendix b revision a 190-01115-01 preferred method slide a solder sleeve (item 5) onto the prepared cable assembly (item 4) and connect the flat braid (item 6) to the shield using a heat gun approved for use with solder sleeves. It may prove beneficial to use a s...
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G3x installation manual – appendix b page b-27 190-01115-01 revision a 8. Terminate the ring terminals to the circular backshell (item 3) by placing items on the provided pan head screw in the following order: flat washer (provided with circular backshell), first ring terminal, second ring terminal,...
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Page b-28 g3x installation manual – appendix b revision a 190-01115-01 b.4.6 daisy chain shield termination 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 allowable...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-1 (page c-2 blank) 190-01115-01 revision a 7.83 198.8 6.04 153.4 2.98 75.8 3.89 98.7 2x 1.72 43.7 .004 0.1 1.09 27.7 [86.7] 3.41 .59 15.0 1.08 27.5 #6-32 captive screw (4 plcs) 5.47 139.1 7....
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Appendix c outline & installation drawings g3x installation manual – outline & installation drawings page c-3 (page c-4 blank) 190-01115-01 revision a drawing is not to scale! Use for dimensions only. 4x 4x 45° 45° 4x 4x .160 .160 4.1 4.1 r r .39 .39 typ. Typ. 10.0 10.0 .19 .19 typ. 4.9 1.24 31.5 0 ...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-5 (page c-6 blank) 190-01115-01 revision a 2.520 64.01 3.370 85.60 gmu 44 mounting rack note: 1. Dimensions in inches [mm] 2. See sections 3 and 4 for mounting instructions of the gsu 73 ahr...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-7 (page c-8 blank) 190-01115-01 revision a 3.37 85.60 2.10 53.34 2.38 60.33 1.84 46.61 8.4 214 .3 8 aircraft mounting surface notes: 1. Dimensions in inches [mm] gmu 44 installation from abo...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-9 (page c-10 blank) 190-01115-01 revision a gmu 44 6-32 100 flat head brass screws required 6-32 pan head brass screws 0.24 [6.1] max thread length without clearance holes aircraft mounting ...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-11 (page c-12 blank) 190-01115-01 revision a note: 1. Bubble numbers in this drawing refer to reference numbers listed in tables 3-6 and 3-7. Figure c-2.4 gmu 44 wiring detail.
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-13 (page c-14 blank) 190-01115-01 revision a 2.8 71 1.8 46 3.2 81 4.46 113.2 notes: dimensions: inches[mm]. 1. Dimensions are shown for reference only. 2. Mounting holes for #10 pan head or ...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-15 (page c-16 blank) 190-01115-01 revision a .563 -.012 +.000 notes: 2. Max height of incomplete thread: 0.050 1. Dimensions: inches 3. Cable: m27500-22te3v14. Cable length to be 10 feet 6 i...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-17 (page c-18 blank) 190-01115-01 revision a aircraft skin forwar d fabricate and install doubler plate torque 20 to 25 in-lbs 011-01153-00 as required to comply with applicable ga 55a xm an...
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Appendix c outline and installation drawings g3x installation manual – outline & installation drawings page c-19 (page c-20 blank) 190-01115-01 revision a 3.00 76.2 2x 1.2 5 31.8 5.00 127.0 forwar d backing plate outline .83 [21.1 ] 2.59 65.8 .60 15.2 bnc connector front view 011-00134-00 antenna, a...
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Appendix c outline & installation drawings g3x installation manual – outline & installation drawings page c-21 (page c-22 blank) 190-01115-01 revision a .25 6.4 2.35 59.7 2x 0 2x 1.600 40.64 2x 0 1.000 25.40 2.350 59.69 2x 3.300 83.82 .70 17.8 .65 16.5 2x .800 20.3 .49 12.3 xm gps bnc connector tnc ...
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Appendix d interconnect drawing g3x installation manual – interconnect drawings page d-1 (page d-2 blank) 190-01115-01 revision a figure d-1.1 notes, 14v power, and antennas.
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Appendix d interconnect drawing g3x installation manual – interconnect drawings page d-3 (page d-4 blank) 190-01115-01 revision a figure d-1.2 gdu 37x and gsu 73.
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Appendix e external interface drawing (example only) g3x installation manual – external interface drawings page e-1 (page e-2 blank) 190-01115-01 revision a figure e-1.1 notes, gdu 37x rs-232 and audio examples.
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Appendix e external interface drawing (example only) g3x installation manual – external interface drawings page e-3 (page e-4 blank) 190-01115-01 revision a figure e-1.2 gsu 73 rs-232 and arinc 429 examples.
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Appendix e external interface drawing (example only) g3x installation manual – external interface drawings page e-5 (page e-6 blank) 190-01115-01 revision a figure e-1.3 tru trak and trio auto pilot examples.