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™
GHP 10 Marine Autopilot System Installation Instructions
®
To obtain the best possible performance and to avoid damage to your boat, install the Garmin GHP 10 marine autopilot system
according to the following instructions. Professional installation of the autopilot system is highly recommended. Specific training in
hydraulic pipe-fitting and in marine electrical connections is required to properly install the autopilot system.
Read all installation instructions before proceeding with the in
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GHP 10 Package Contents and t ools needed The GHP 10 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 installation on your boat. As you familiarize yourself with the GHP 10 components, confirm that your package includes the following items. All the components, except the hydraulic pump, are included in the GHP 10 core box. The pump is
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the Shadow Drive The Shadow Drive is a sensor you install in the hydraulic steering lines of your boat. While the GHP 10 is engaged, the Shadow Drive temporarily disengages the autopilot when you manually take control of the helm. When you establish a new straight line heading, the Shadow Drive automatically reengages the autopilot. Garmin part number: 010-11054-00 Serial number the GHC 10 Use the GHC 10 to operate the GHP 10 autopilot system. Using the GHC 10, you engage and steer the GHP
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nMEA 2000 Cables and Connectors The NMEA 2000 cables connect the CCU and the GHC 10 to the NMEA 2000 network. Use the NMEA 2000 power cable and two terminators to create a NMEA 2000 network on your boat if one does not exist. For more information on NMEA 2000, see page 30. NMEA 2000 drop cable, 6 ft. (2 m) (×2), Garmin part number: 320-00387-00 NMEA 2000 T-connector (×3), Garmin part number: 330-00563-00 NMEA 2000 power cable, Garmin part number: 320-00389-00 (×1) NMEA 2000 terminators,
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Installation Preparation Before installing the GHP 10 autopilot system, it is important for you to completely understand where all the components will be located on your boat. Temporarily place all the components where you plan to install them. Ensure that all cables and hydraulic hoses can reach the necessary components before mounting any components. note: There is an installation checklist on the last page of these instructions. Remove the last page and refer to the checklist as you procee
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Yellow CCU signal wire (see page 9 ) GHC 10 Black (-) CCU ground Ignition or in-line switch Red (+) NMEA 000 network (see page 0 ) 9–1 Vdc Black (-) A fuse Drain (-) NMEA 000 power cable For tachometer wiring, see page 7 CCU } Boat tachometer Orange - unconnected ECU White (+) Red (+) Black (-) POWER PUMP Blue (-) Alarm buzzer CCU ENCODER Red (+) Brown (+) Black (-) Black (-) Shadow Drive Pump CCU/ECU Interconnect cable (compact .1 L pictured) 1 Vdc*- 0 A fuse. Yellow CCU
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1 Vdc* Single-helm Layout Guidelines GHC 10 CCU ECU NMEA 000 network Pump (1. L pictured) note: This diagram is for planning purposes only. Specific wiring diagrams are included in the detailed installation instructions for each component. Hydraulic connections are not shown in this diagram. * Newer ECU units are compatible with 24 * Newer ECU units are compatible with 24 Vdc systems. See Vdc systems. See page 25 page 25 for more information. for more information. GHP 10 Marine Autopilot
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Dual-helm Layout Guidelines GHC 10 GHC 10 CCU NMEA 000 network ECU Pump (1. L pictured) note: This diagram is for planning purposes only. Specific wiring diagrams are included in the detailed installation instructions for each component. Hydraulic connections are not shown in this diagram. * Newer ECU units are compatible with 24 * Newer ECU units are compatible with 24 Vdc systems. See Vdc systems. See page 25 page 25 for more information. for more information. GHP 10 Marine Autopilot
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Hydraulic Considerations – 2.0 L and 1.2 L Pumps Different boats have different hydraulic considerations you must examine before mounting the pump or disconnecting any hoses. Before starting the hydraulic installation, verify the type of hydraulic steering in your boat, and where to install the appropriate type of pump. Notice If the hydraulic steering of your boat does not match the hydraulic layouts in this manual, contact Garmin Product Support. 2.0 L or 1.2 L Pump Hydraulic Layout on Singl
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2.0 L or 1.2 L Pump Hydraulic Layout on Dual-Helm Boats Shadow Drive Starboard line Return line Port line .0 L/1. L pump (and motor) S R P Lower helm S R P Port fitting Starboard fitting Balanced cylinder Upper helm notes: • 2.0 L/1.2 L pump (and motor): ◦ An unbalanced cylinder requires an unbalanced valve on the pump (page 21). ◦ Mount the pump horizontally if possible. Do not mount the pump vertically with the pump end (hydraulic connections) down. • Shadow Drive: ◦ Mount the Shadow Drive
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2.0 L or 1.2 L Pump Hydraulic Layout on SeaStar Power Assist-Enabled Boats notes: • Power Assist module: ◦ It may be necessary to remove the Shadow Drive Shadow Drive Power Assist module to gain access to Starboard line Starboard line the fittings, the hoses, and the bleed- Return line Return line tee fitting. Port line Port line ◦ Remove the bleed-tee fitting from the Power Assist module and relocate it to the return port on the pump. S S R R P P • 2.0 L/1.2 L pump (and motor): ◦ Install th
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Hydraulic Considerations - Compact 2.1 L Pump Different boats have different hydraulic considerations you must examine before mounting the pump or disconnecting any hoses. Before starting the hydraulic installation, verify the type of hydraulic steering in your boat, and where to install the appropriate type of pump. Notice If the hydraulic steering of your boat does not match the hydraulic layouts in this manual, contact Garmin Product Support. Compact 2.1 L Pump Hydraulic Layout on Single-He
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Compact 2.1 L Pump Hydraulic Layout on Dual-Helm Boats Balanced cylinder Port fitting Starboard fitting Upper helm Lower helm P R S P R S Compact .1 L pump (and motor) Port line Starboard line Shadow Drive Return line notes: • Compact 2.1 L pump (and motor): ◦ t o use the compact 2.1 L pump on a system with an unbalanced cylinder, follow the procedures on page 24. ◦ Mount the pump horizontally if possible. Do not mount the pump vertically with the pump end (hydraulic connections) down. • Shado
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Port line Starboard line Compact 2.1 L Pump Hydraulic Layout on SeaStar Power Assist-Enabled Boats notes: • Power Assist module: ◦ It may be necessary to remove the Balanced cylinder Power Assist module to gain access to the fittings, the hoses, and the bleed-tee Port fitting Starboard fitting fitting ◦ You may need to add a tee fitting in the return line at the Power Assist module to connect the pump. • Compact 2.1 L pump (and motor): ◦ Install the pump to the steering lines between the c
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Alternative Compact 2.1 L Pump Hydraulic Configurations Depending on the hydraulic layout of your boat, alternative hydraulic installations using the compact 2.1L pump are possible: • The C1 and H1 ports are directly connected to each other internally, and the C2 port is directly connected to H2. Because these ports are connected internally, you can leave the plugs in the C ports and use tee fittings to connect both the helm and cylinder hoses to the H ports. Though you should use all four por
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Hydraulic Considerations – Legacy 2.1 L Pump Different boats have different hydraulic considerations you must examine before mounting the pump or disconnecting any hoses. Before starting the hydraulic installation, verify the type of hydraulic steering in your boat, and where to install the appropriate type of pump. Notice If the hydraulic steering of your boat does not match the hydraulic layouts in this manual, contact Garmin Product Support. Legacy 2.1 L Pump Hydraulic Layout on Single-Helm
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Legacy 2.1 L Pump Hydraulic Layout on Dual-Helm Boats Return line Shadow Drive Starboard line Port line S R P S R P Legacy .1 L Lower helm pump (and motor) Upper helm Port fitting Starboard fitting Balanced cylinder notes: • Legacy 2.1 L pump (and motor): ◦ Do not use the legacy 2.1 L pump on a system with an unbalanced cylinder. ◦ Mount the pump horizontally if possible. Do not mount the pump vertically with the pump end (hydraulic connections) down. • Shadow Drive: ◦ Mount the Shadow Drive h
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SeaStar Power Assist-Enabled Boats notes: • Power Assist module: ◦ It may be necessary to remove the Power Assist module to gain access to the fittings, the hoses, Balanced cylinder and the bleed-tee fitting. ◦ You may need to add a tee fitting in the return Starboard fitting Port fitting line at the Power Assist module to connect the pump. • Legacy 2.1 L pump (and motor): ◦ Install the pump to the steering lines between the cylinder and the Power Assist module. ◦ Do not install the pump to
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Installation Procedures After you have completely planned the GHP 10 installation on your boat, and have satisfied all the hydraulic, mounting, and wiring considerations for your particular installation, you can begin mounting and connecting the components. Installing the Pump (and Motor) Install the pump by mounting it on your boat, connecting it to the hydraulic steering lines of your boat, and connecting it to the ECU. Installing the Pump on an unbalanced Cylinder Steering System If your boa
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Pump/motor body Upper fittings Lower fittings Pump manifold t o connect the pump to the hydraulic lines: 1. Consult the hydraulic layout diagrams starting on page 9 to find the correct place to connect the pump to your hydraulic system. 2. Prepare to disconnect the hydraulic lines in your boat as specified by the manufacturer of your boat or steering system. 3. Disconnect the hydraulic lines from the steering system where appropriate. 4. Add additional hose where necessary, and add the included
