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  5. Installation Instructions Manual

Garmin GHP 12 Autopilot System Installation Instructions Manual

Summary of GHP 12 Autopilot System

  • Page 1

    Ghp ™ 12 installation instructions this revision was written to software version 2.2 of the ghp 12, which added solenoid drive unit compatibility. To obtain the best possible performance and to avoid damage to your boat, install the garmin ® ghp 12 marine autopilot system according to the following ...

  • Page 2: Table Of Contents

    2 ghp12installationinstructions table of contents ghp ™ 12 installation instructions ................................... 1 registering the device ................................................................ 1 contacting garmin product support............................................ 1 importa...

  • Page 3: Needed

    Ghp12installationinstructions 3 ghp 12 package contents and tools needed the ghp 12 autopilot system consists of multiple components. Familiarize yourself with all of the components before beginning installation. You must know how the components operate together in order to correctly plan the instal...

  • Page 4

    4 ghp12installationinstructions ccu/ecu interconnect extension cables when installing the ghp 12 system, you may need to mount the ccu farther than 16 ft. (5 m) from the ecu. Garmin offers optional replacement or extension cables for purchase if this is necessary. Type length replacement 32 ft. (10 ...

  • Page 5: Installation Preparation

    Ghp12installationinstructions 5 installation preparation before installing the ghp 12 autopilot system, you must plan where all the components will be located on your boat. Temporarily place all the components where you intend to install them. Read these considerations and consult the diagrams on pa...

  • Page 6

    6 ghp12installationinstructions shadow drive mounting considerations • mount the shadow drive horizontally and as level as possible, using cable ties to firmly secure it in place. • mount the shadow drive at least 12 in. (0.3 m) away from magnetic material, such as speakers and electric motors. • in...

  • Page 7

    Ghp12installationinstructions 7 general connections diagram refer to this diagram for component-interconnection reference only. Follow the detailed installation instructions for each component ( pages 9–14 ). Feedback ccu power drive ➊ ➋ ➌ ➍ ➎ ➏ ➒ ➓ ➑ ➐ item description important considerations ➊ gh...

  • Page 8

    8 ghp12installationinstructions general component layout diagram refer to this diagram for component-layout reference only. Follow the detailed installation instructions for each component ( pages 9–14 ). ➊ ➋ ➌ ➍ ➎ ➏ item description important considerations ➊ ghc 10 in order for the autopilot to tu...

  • Page 9: Installation Procedures

    Ghp12installationinstructions 9 installation procedures after you have planned the ghp 12 installation on your boat and satisfied all of the mounting and wiring considerations for your particular installation, you can begin mounting and connecting the components. Drive unit installation the drive un...

  • Page 10

    10 ghp12installationinstructions 4. Connect the ghp 12 rudder feedback cable (not included) to your drive unit, based on the wire colors and functions defined below. Wire color function red feedback positive (+) black feedback negative (-) yellow feedback wiper if necessary, extend the appropriate w...

  • Page 11

    Ghp12installationinstructions 11 4. With the cables hanging straight down, connect the arm with the thumbscrew. The cables must hang straight down for the ccu to accurately read your heading. 5. Hand-tighten the thumbscrew until the ccu is held firmly in the bracket. Do not overtighten the thumbscre...

  • Page 12

    12 ghp12installationinstructions 13. Snap the mounting covers ➊ into place. ➊ connecting the ghc 10 for the autopilot system to function correctly, you must connect two wires from the ghc 10 data cable (yellow and black). 1. Connect the yellow wire from the ghc 10 data cable to the yellow wire from ...

  • Page 13

    Ghp12installationinstructions 13 connecting the ccu to an existing nmea 2000 network 1. Determine where to connect the ccu ➊ to your existing nmea 2000 backbone ➋. ➊ ➋ ➌ ➍ 2. Disconnect one side of a nmea 2000 t-connector from the network. 3. If necessary, to extend the nmea 2000 network backbone, c...

  • Page 14

    14 ghp12installationinstructions connecting optional devices to the ghp 12 autopilot system to use advanced features of the ghp 12, optional nmea 2000-compatible or nmea 0183-compatible devices, such as a wind sensor, a water-speed sensor, or a gps device, can be connected to the nmea 2000 network o...

  • Page 15: Configuring The Ghp 12

    Ghp12installationinstructions 15 configuring the ghp 12 the ghp 12 must be configured and tuned to your boat dynamics. Use the dockside wizard and the sea trial wizard on the ghc 10 to configure the ghp 12. These wizards walk you through the necessary configuration steps. Dockside wizard notice if y...

  • Page 16

    16 ghp12installationinstructions tuning a non-garmin drive unit note: this does not apply to a solenoid drive unit. If you installed a non-garmin drive unit, you must calibrate the drive unit for use with the ghp 12. 1. Center the rudder position, let go, and select continue. The autopilot will take...

  • Page 17

    Ghp12installationinstructions 17 sea trial wizard the sea trial wizard configures the fundamental sensors on the autopilot, and it is extremely important to complete the wizard in conditions appropriate for your boat. You must perform the sea trial wizard while under motor, and not while under sail....

  • Page 18

    18 ghp12installationinstructions 4. If autotune fails again, repeat steps 1–3 until the autotune completes successfully. 5. If the autotune procedure continues to fail after you reach maximum cruising speed, reduce your speed to the initial autotune speed and select alternate autotune to begin an al...

  • Page 19

    Ghp12installationinstructions 19 • if you have a powerboat, select an option: ◦ select low speed or high speed and use the arrows on the ghc 10 to adjust how tightly the rudder holds the heading and makes turns at low speed or high speed. If you set this value too high, the autopilot may be overacti...

  • Page 20

    20 ghp12installationinstructions manually adjusting the settings for a non-garmin drive unit notice providing an incorrect drive-unit-voltage, clutch-voltage, or max- current value for your non-garmin drive unit can damage your drive unit. Note: if you adjust any of these values or run any of these ...

  • Page 21: Appendix

    Ghp12installationinstructions 21 6. When the drive-unit speed is tuned correctly, select done. Tuning the error tolerance on a non-garmin drive-unit the error tolerance of the drive unit determines how much error the autopilot allows before adjusting the drive unit. If you set the error tolerance to...

  • Page 22

    22 ghp12installationinstructions example two of three - only one receiving wire if your nmea 0183-compatible device has only one receiving wire (rx), connect it to the blue wire (tx/a) from the ghc 10, and leave the white wire (tx/b) from the ghc 10 unconnected. > > > > > > + - ➊ ➌ ➋ ➊ ➍ ➎ ➏ ➋ ➍ ➌ ➊...

  • Page 23

    Ghp12installationinstructions 23 specifications device specification measurement ecu dimensions (w×h×d) 6 19 / 32 × 4 19 / 32 × 2 in. (167.6 × 116.8 × 50.8 mm) weight 1.5 lb. (0.68 kg) temperature range from 5°f to 140°f (from -15°c to 60°c) case material fully gasketed, high-impact aluminum alloy, ...

  • Page 24

    24 ghp12installationinstructions type pgn description transmit 059392 iso acknowledgment 059904 iso request 060928 iso address claim 126208 nmea - command/request/acknowledge group function 126464 transmit/receive pgn list group function 126996 product information 128259 water speed 129025 position ...

  • Page 25

    Ghp12installationinstructions 25 ghp 12 configuration settings although all of the configuration is typically completed automatically through wizards, you can manually adjust any setting ( page 19 ). Note: depending upon the configuration of the autopilot, certain settings may not appear. Note: on a...

  • Page 26

    26 ghp12installationinstructions category setting description autopilot tuning > rudder gains (power boat only) high speed counter allows you to set the rudder gain counter-correction for high speeds. This setting applies to the vessel when operating above planing speed. If you set this value too hi...

  • Page 27

    Ghp12installationinstructions 27 category setting description steering system setup > drive unit class > other clutch voltage only applicable if the drive unit class has been set to “other”. This setting tells the autopilot the voltage it should supply to the drive unit clutch. Refer to the document...

  • Page 28

    28 ghp12installationinstructions error message cause autopilot action drive unit overload the average drive unit current value goes above a specified threshold. • class a: 8 amps • class b: 16 amps • other: user specified • alarm sounds for 5 seconds • the drive unit is disabled until the error is r...

  • Page 29

    Ghp12installationinstructions 29 mounting templates use the following mounting templates during the mounting process. Ecu mounting template ccu mounting template ➊ ➊ up, when installing on a vertical surface.

  • Page 30

    30 ghp12installationinstructions this page is intentionally left blank..

  • Page 31

    Ghp12installationinstructions 31 ghp 12 installation checklist detach this checklist from the installation instructions and use it during the ghp 12 installation process. Read all installation instructions before installing the ghp 12. Contact garmin product support if you have any questions during ...

  • Page 32

    © 2011 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 without the express prior written consent of garmin. Garmin hereby...