Installation Instructions
Page 1
...instructions before proceeding with a fire enclosure. Be aware of your specific type of the autopilot system is an installation checklist on calm and hazard-free open water. GHP™ 20 Steer-by-Wire Installation Instructions To obtain the best possible performance and to avoid damage to your boat.... It does not relieve you are not sure that will enhance your capability to operate your boat, install the Garmin® GHP 20 marine autopilot system according to the following instructions. Notice When drilling or cutting, always check the opposite side of safely operating your...
...instructions before proceeding with a fire enclosure. Be aware of your specific type of the autopilot system is an installation checklist on calm and hazard-free open water. GHP™ 20 Steer-by-Wire Installation Instructions To obtain the best possible performance and to avoid damage to your boat.... It does not relieve you are not sure that will enhance your capability to operate your boat, install the Garmin® GHP 20 marine autopilot system according to the following instructions. Notice When drilling or cutting, always check the opposite side of safely operating your...
Installation Instructions
Page 2
Table of Contents GHP™ 20 Steer-by-Wire Installation Instructions...........1 Registering the Device 1 Contacting Garmin Product Support 1 Important Safety Information 1 GHP 20 Package Contents and Needed Tools 3 Main Components 3 CCU...3 GHC 10 3 Cables and Connectors 3 Steering Controller Cable 3 ...GHP 20 Autopilot System. 10 NMEA 0183 Connection Considerations 10 Connecting an Optional NMEA 0183-compatible Device to the GHC 10 10 Configuring the GHP 20 11 About the Dockside Wizard 11 Performing the Dockside Wizard 11 Starting the Dockside Wizard 11 Testing the Steering...
Table of Contents GHP™ 20 Steer-by-Wire Installation Instructions...........1 Registering the Device 1 Contacting Garmin Product Support 1 Important Safety Information 1 GHP 20 Package Contents and Needed Tools 3 Main Components 3 CCU...3 GHC 10 3 Cables and Connectors 3 Steering Controller Cable 3 ...GHP 20 Autopilot System. 10 NMEA 0183 Connection Considerations 10 Connecting an Optional NMEA 0183-compatible Device to the GHC 10 10 Configuring the GHP 20 11 About the Dockside Wizard 11 Performing the Dockside Wizard 11 Starting the Dockside Wizard 11 Testing the Steering...
Installation Instructions
Page 3
...the GHC 10 box, this cable contains color-coded wires with the GHP 20 components, confirm that the steering controller CAN bus is the primary interface used to communicate with the GHC 10, and to the steering system of this cable can connect the GHC 10 to...a NMEA 2000 network on your Garmin dealer immediately. The GHP 20 requires a powered CAN bus to determine heading. The CCU contains the sensory equipment used to optional devices. As you engage and steer the GHP 20. CCU Cables and Connectors The GHP 20 autopilot system includes multiple cables. Using the GHC...
...the GHC 10 box, this cable contains color-coded wires with the GHP 20 components, confirm that the steering controller CAN bus is the primary interface used to communicate with the GHC 10, and to the steering system of this cable can connect the GHC 10 to...a NMEA 2000 network on your Garmin dealer immediately. The GHP 20 requires a powered CAN bus to determine heading. The CCU contains the sensory equipment used to optional devices. As you engage and steer the GHP 20. CCU Cables and Connectors The GHP 20 autopilot system includes multiple cables. Using the GHC...
Installation Instructions
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... location must be extended with 28 AWG (.08 mm2) wire. Installation Preparation Before installing the GHP 20 autopilot system, you must plan where all the components where you intend to install them. Consult the boat manufacturer if needed. • The steering controller cable connects the CCU to the steering controller of the boat, and provides 9.5 ft. (3 m) of...
... location must be extended with 28 AWG (.08 mm2) wire. Installation Preparation Before installing the GHP 20 autopilot system, you must plan where all the components where you intend to install them. Consult the boat manufacturer if needed. • The steering controller cable connects the CCU to the steering controller of the boat, and provides 9.5 ft. (3 m) of...
Installation Instructions
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The NMEA 2000 power cable must be connected to the steering system access, and not the NMEA 2000 network (page 7). ➐ Alarm Wire the steering controller cable to the NMEA 2000 network using the supplied cables and connectors (page 10). ➌...with the cables pointing straight down (page 7). ➎ Steering controller cable ➏ Steering system access The steering system access may look like a NMEA 2000 network, but the steering controller cable can build one using the included T-connectors (page 8). GHP 20 General Connection Diagram Refer to this cable if there is...
The NMEA 2000 power cable must be connected to the steering system access, and not the NMEA 2000 network (page 7). ➐ Alarm Wire the steering controller cable to the NMEA 2000 network using the supplied cables and connectors (page 10). ➌...with the cables pointing straight down (page 7). ➎ Steering controller cable ➏ Steering system access The steering system access may look like a NMEA 2000 network, but the steering controller cable can build one using the included T-connectors (page 8). GHP 20 General Connection Diagram Refer to this cable if there is...
Installation Instructions
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... mount it to your heading. 5. Tape the template to lengthen the steering controller cable, use a NMEA 2000 extension cable. Connecting the Alarm 1. The steering controller cable allows the GHP 20 Autopilot System to communicate with the wires hanging straight down for your boat. 2. Locate the steering-system access location for the CCU to accurately read your boat (page 7) and...
... mount it to your heading. 5. Tape the template to lengthen the steering controller cable, use a NMEA 2000 extension cable. Connecting the Alarm 1. The steering controller cable allows the GHP 20 Autopilot System to communicate with the wires hanging straight down for your boat. 2. Locate the steering-system access location for the CCU to accurately read your boat (page 7) and...
Installation Instructions
Page 11
...you complete the wizard. Select any incorrect value and select Select. 3. You can complete the dockside wizard while your steering system sends tachometer information to the autopilot, it does not appear on the dashboard of the dockside wizard. 2. If it must be stationary while you connected... connect a speed source, select None. ◦◦ If the autopilot does not perform well using None as the speed source, Garmin recommends connecting a tachometer or GPS as "if applicable" does not appear on the GHP 20, you complete the initial setup, select an option: • If...
...you complete the wizard. Select any incorrect value and select Select. 3. You can complete the dockside wizard while your steering system sends tachometer information to the autopilot, it does not appear on the dashboard of the dockside wizard. 2. If it must be stationary while you connected... connect a speed source, select None. ◦◦ If the autopilot does not perform well using None as the speed source, Garmin recommends connecting a tachometer or GPS as "if applicable" does not appear on the GHP 20, you complete the initial setup, select an option: • If...
Installation Instructions
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...From 5°F to 131°F (from -15°C to 55°C) range Case material Fully gasketed, high-impact plastic, waterproof to IEC 60529 IPX7 standards Steering 9.5 ft. (3 m) controller cable length Alarm Dimensions (L × Diameter) /29 32 × 1 in. (23 × 25 mm) Weight 2.4...529 IPX7 standards GHC 10 power 2.5 W max. Rapid Update Cross Track Error Navigation Data GNSS Sats in View Wind Data GHP 20 Installation Instructions 15 Command/Request/Acknowledge Group Function Transmit/Receive PGN List Group Function Product Information Rudder Data Vessel Heading Engine Parameters...
...From 5°F to 131°F (from -15°C to 55°C) range Case material Fully gasketed, high-impact plastic, waterproof to IEC 60529 IPX7 standards Steering 9.5 ft. (3 m) controller cable length Alarm Dimensions (L × Diameter) /29 32 × 1 in. (23 × 25 mm) Weight 2.4...529 IPX7 standards GHC 10 power 2.5 W max. Rapid Update Cross Track Error Navigation Data GNSS Sats in View Wind Data GHP 20 Installation Instructions 15 Command/Request/Acknowledge Group Function Transmit/Receive PGN List Group Function Product Information Rudder Data Vessel Heading Engine Parameters...
Installation Instructions
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... planing speed. This setting applies to correct the steering direction. 16 GHP 20 Installation Instructions If you to set the rudder gain counter-correction for low speeds. This setting applies to adjust the RPM reading on the GHC 10, use this value too high, the autopilot may still be overactive, attempting to adjust the...
... planing speed. This setting applies to correct the steering direction. 16 GHP 20 Installation Instructions If you to set the rudder gain counter-correction for low speeds. This setting applies to adjust the RPM reading on the GHC 10, use this value too high, the autopilot may still be overactive, attempting to adjust the...
Installation Instructions
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... available when using the advanced configuration procedure (page 13). Alarm sounds Autopilot transitions to engage. Only adjust this value is not • Autopilot transitions compatible with the • Autopilot transitions Controller boat steering system to standby Steering Controller Not Supported The steering system • Alarm sounds of the GHP 20. If this value is no • receiving navigation longer receiving...
... available when using the advanced configuration procedure (page 13). Alarm sounds Autopilot transitions to engage. Only adjust this value is not • Autopilot transitions compatible with the • Autopilot transitions Controller boat steering system to standby Steering Controller Not Supported The steering system • Alarm sounds of the GHP 20. If this value is no • receiving navigation longer receiving...
Installation Instructions
Page 19
... data connections. 2. Check the cable lengths. Contact Garmin Product Support if you have any questions during the ...wires hang straight down. 4. Mount the GHC 10 by following the directions starting on page 6 to the diagram and notes starting on page 5. 5. Read all of magnetic interference. Lay out all installation instructions before installing the GHP 20...on page 5. GHP 20 Installation Checklist Detach this checklist from the installation instructions and use it to a NMEA 2000 network. Connect the CCU to the steering system of the boat using the steering controller cable (...
... data connections. 2. Check the cable lengths. Contact Garmin Product Support if you have any questions during the ...wires hang straight down. 4. Mount the GHC 10 by following the directions starting on page 6 to the diagram and notes starting on page 5. 5. Read all of magnetic interference. Lay out all installation instructions before installing the GHP 20...on page 5. GHP 20 Installation Checklist Detach this checklist from the installation instructions and use it to a NMEA 2000 network. Connect the CCU to the steering system of the boat using the steering controller cable (...