
GHP 10 Installation Instructions 25
Detach this checklist from the installation instructions and use it during the GHP 10 installation process.
Read all installation instructions before installing the GHP 10. Contact Garmin Product Support if you have any questions during the installation
process.
Refer to the diagram on page 7 and notes on page 5 to understand the necessary electrical and data connections.
Lay out all of the components and check the cable lengths. Obtain extensions if necessary.
Install the drive unit according to the instructions provided with the drive unit.
Mount the ECU (page 10). The ECU must be located within 19
1
/
2
in. (0.5 m) of the drive unit.
Connect the drive unit to the ECU.
Mount the CCU (page 10) in a location free of magnetic interference. Use a handheld compass to test for magnetic interference in the area.
.
Mount the GHC 20 (page 11).
Connect the yellow wire on the GHC 20 data cable to the yellow wire on the CCU/ECU interconnect cable, and connect the black wire on the
GHC 20 data cable to ECU ground (page 11).
Connect the GHC 20 and the CCU to a NMEA 2000 network (page 12).
Connect any optional NMEA 2000-compatible devices to the NMEA 2000 network (page 14), or connect any optional NMEA 0183-compatible
devices to the GHC 20 if a NMEA 2000-compatible GPS device is not available (page 14).
Connect the ECU to the boat battery (page 10).
Congure the GHP 10 system by completing the Dockside Wizard and the Sea Trial Wizard (page 14).
Test and adjust the autopilot conguration.
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