Tools Needed • Safety glasses • Drill and drill bits ™ • Wrenches GHP Reactor • 90 mm (3.5 in.) hole saw or a rotary cutting tool • Wire cutters/strippers • Phillips and flat screwdrivers Hydraulic • Cable ties • Waterproof wire connectors (wire nuts) or heat-shrink tubing and a heat gun • Marine sealant • Marine corrosion inhibitor spray • Portable or handheld compass (to test for magnetic interference) • Hydraulic hose with machine-crimped or field-replaceable fittings that have a minimum rating of 1000 lbf/in2 Installation Instructions • Hydraulic T-fittings • Inline hydraulic shut-off valves Important Safety Information • Hydraulic fluid WARNING • Thread sealant See the Important Safety and Product Information guide in the • Hydraulic bleeding equipment product box for product warnings and other important • Anti-seize lubricant (optional) information. NOTE: Mounting screws are provided for the main components You are responsible for the safe and prudent operation of your of the autopilot system. If the provided screws are not vessel. The autopilot is a tool that enhances your capability to appropriate for the mounting surface, you must provide the operate your boat. It does not relieve you of the responsibility of correct types of screws. safely operating your boat. Avoid navigational hazards and never leave the helm unattended. Mounting and Connection Considerations Always be prepared to promptly regain manual control of your The autopilot components connect to each other and to power boat. using the included cables. Ensure that the correct cables reach each component and that each component is in an acceptable Learn to operate the autopilot on calm and hazard-free open location before mounting or wiring any components. water. Use caution when operating the autopilot near hazards in the Helm Control Mounting Considerations water, such as docks, pilings, and other boats. NOTICE CAUTION This device should be mounted in a location that is not exposed to extreme temperatures or conditions. The temperature range When in use, beware of hot motor and solenoid components for this device is listed in the product specifications. Extended and the risk of entrapment from moving parts. exposure to temperatures exceeding the specified temperature Failure to install and maintain this equipment in accordance with range, in storage or operating conditions, may cause device these instructions could result in damage or injury. failure. Extreme-temperature-induced damage and related consequences are not covered by the warranty. NOTICE The mounting surface must be flat to avoid damaging the device To avoid damage to your boat, the autopilot system should be when it is mounted. installed by a qualified marine installer. Specific knowledge of hydraulic steering componentry and marine electrical systems is Using the included hardware and template, you can flush mount required for proper installation. the device in the dashboard. If you want to mount the device using an alternative method where it appears flat with the front Installation Preparation of the dashboard, you must purchase a flat-mount kit The autopilot system consists of multiple components. You (professional installation recommended) from your Garmin should familiarize yourself with all of the component mounting dealer. and connection considerations before beginning installation. You When selecting a mounting location, observe these must know how the components operate together in order to considerations. correctly plan the installation on your boat. • The mounting location should be at or below eye level to You can consult the layout diagrams (Power and Data Layout) provide optimal viewing as you operate your vessel. to help understand the mounting and connection considerations. • The mounting location should allow easy access to the keys You should lay out all of the components on the boat as you on the device. plan the installation to make sure your cables will reach each • The mounting surface must be strong enough to support the component. If needed, extension cables (sold separately) for weight of the device and protect it from excessive vibration or ® various components are available from your Garmin dealer or shock. from www.garmin.com. • To avoid interference with a magnetic compass, the device You should record the serial number of each component for should not be installed closer to a compass than the registration and warranty purposes. compass-safe distance value listed in the product specifications. May 2015 Printed in Taiwan 190-01768-02_0B • The area behind the mounting surface must allow room for • The ECU power cable connects to the boat battery, and it the routing and connection of the cables. can be extended if needed (Power Cable Extensions). Helm Control Connection Considerations Shadow Drive™ Mounting Considerations ® • The helm control must connect to the NMEA 2000 network. NOTE: The Shadow Drive is a sensor you install in the hydraulic • Optional NMEA® 0183 devices, such as wind sensors, water- steering lines of your boat. It detects when you manually take speed sensors, or GPS devices can be connected to the control of the helm and suspends autopilot control of the boat. helm control using a data cable (NMEA 0183 Connection • The Shadow Drive must be mounted horizontally and as level Considerations). as possible, with cable ties firmly securing it in place. CCU Mounting and Connection Considerations • The Shadow Drive must be mounted at least 305 mm (12 in.) • The CCU is the primary sensor of the GHP Reactor Hydraulic away from magnetic materials or devices, such as speakers autopilot system. For best performance, observe these or electric motors. considerations when selecting a mounting location. • The Shadow Drive should be mounted closer to the helm ◦ A handheld compass should be used to test for magnetic than to the pump. interference in the area where the CCU is to be mounted. • The Shadow Drive should be mounted lower than the helm, If the needle on a handheld compass moves when you but higher than the pump. hold it where you intend to mount the CCU, magnetic • The Shadow Drive must not be connected directly to the interference is present. You must choose another location fitting at the back of the helm. There must be a length of hose and test again. between the fitting at the helm and the Shadow Drive. ◦ The CCU should be mounted on a rigid surface for best • The Shadow Drive must not be connected directly to a performance. hydraulic T-connector in the hydraulic line. There must be a ◦ Although the CCU can be installed in any orientation on length of hose between a T-connector and the Shadow Drive. your boat, you can avoid the step of defining north in the • In a single-helm installation, there must not be a T-connector setup procedure by meeting all of these considerations between the helm and the Shadow Drive. when selecting a mounting location (optional). • In a dual-helm installation, the Shadow Drive should be ◦ The connectors on the CCU must point toward the installed between the pump and the hydraulic T-connector bow. that leads to the upper and lower helm, closer to the helm ◦ The base of the CCU must be at a right angle to the roll than to the T-connector. and pitch axis of the boat. • The Shadow Drive must be installed in either the starboard ◦ The CCU must be located near the center of rotation of steering line or the port steering line. the boat, slightly toward the front, if necessary. The Shadow Drive must not be installed in either the return • The CCU cable connects the CCU to the ECU and is 5 m line or the high-pressure line, if applicable. (16 ft.) long. Alarm Mounting and Connection Considerations ◦ If the CCU cannot be mounted within 5 m (16 ft.) of the • The alarm should be mounted near the primary helm station. ECU, extension cables are available from your local Garmin dealer or at www.garmin.com. • The alarm can be mounted under the dashboard. ◦ This cable must not be cut. • If needed, the alarm wires can be extended with 28 AWG (0.08 mm2) wire. Finding the Best Mounting Location 1 Create a list of all suitable mounting locations for the CCU NMEA 2000 Connection Considerations where no iron, magnets, or high-current wires are located • The CCU and the helm control must connect to a NMEA within 60 cm (2 ft.). 2000 network. A large magnet, such as a subwoofer-speaker magnet should • If your boat does not already have a NMEA 2000 network, be no closer than 1.5 m (5 ft.) to these locations. one can be built using the included NMEA 2000 cables and 2 Locate the center of rotation of the boat, and measure the connectors (Building a Basic NMEA 2000 Network for the distance between the center of rotation and each of the Autopilot System). suitable mounting locations you listed in step 1. • To use the advanced features of the autopilot, optional 3 Select the location closest to the center of rotation. NMEA 2000 devices, such as a wind sensor, a water-speed sensor, or a GPS device, can be connected to the NMEA If more than one location is approximately the same distance 2000 network. from the center of rotation, you should select the location that best meets these considerations. Power and Data Layout • The best location is closest to the centerline of the boat. WARNING • The best location is lower in the boat. When connecting the power cable, do not remove the in-line • The best location is slightly forward in the boat. fuse holder. To prevent the possibility of injury or product ECU Mounting and Connection Considerations damage caused by fire or overheating, the appropriate fuse • The ECU can be mounted on a flat surface, facing any must be in place as indicated in the product specifications.