[. . . ] GHPTM, GHCTM, GMITM, Shadow DriveTM, and myGarminTM are trademarks of Garmin Ltd. These trademarks may not be used without the express permission of Garmin. Introduction Introduction < WarnIngs You are responsible for the safe and prudent operation of your vessel. The GHPTM 10/10V/12 is a tool that will enhance your capability to operate your boat. It does not relieve you from the responsibility of safely operating your boat. [. . . ] The autopilot steers your boat in a continuous circle around the active waypoint, and the heading screen shows the direction of orbit . Following the Orbit Pattern Before you can begin using route to, you must define a route on your chartplotter. Refer to the owner's manual included with your chartplotter for information on how to define a route. The autopilot steers your boat according to the route defined on your chartplotter, and the heading screen shows the distance to the next turn and distance off course . GHC 20 Owner's Manual 9 Powerboat Autopilot Operation Cloverleaf Pattern The cloverleaf pattern steers the boat to repeatedly pass over an active waypoint. When you begin the cloverleaf pattern, the autopilot drives the boat toward the active waypoint and begins the cloverleaf pattern. setting up the Cloverleaf Pattern The autopilot steers your boat in a continuous cloverleaf pattern over the active waypoint, and the heading screen shows the cloverleaf turn direction and distance . You can adjust the distance from the waypoint at which the autopilot turns your boat for another pass over the waypoint. From the heading screen, select Menu > GPS Steering > Cloverleaf > Length. From the heading screen, select Menu > GPS Steering > Cloverleaf > engage. · Select to begin a port turn. Following the Cloverleaf Pattern search Pattern The search pattern steers the boat in increasingly larger circles outward from the active waypoint, forming a spiral pattern. When you begin the search pattern, the autopilot drives the boat to the active waypoint and begins the pattern. setting up the search Pattern You can adjust the distance between each circle in the spiral. From the heading screen, select Menu > GPS Steering > Search > Spacing. Select Done. 10 GHC 20 Owner's Manual Powerboat Autopilot Operation 1. From the heading screen, select Menu > GPS Steering > Search > engage. Unattended sails and rigging can be damaged or cause injury to any crew or passengers during an unexpected gybe maneuver. The autopilot steers the boat according to a route defined on your chartplotter. Your GHC 20 must be connected to a NMEA 2000 or NMEA 0183 compatible chartplotter to use route to. Using route To Before you can begin using route to, you must define a route on your chartplotter. Refer to the owner's manual included with your chartplotter for information on how to define a route. TIP: You can begin a tack or gybe directly from the heading hold or wind hold screen. Select an option: · To begin a tack or gybe to port, hold the left and center soft keys for one second. · To begin a tack or gybe to starboard, hold the right and center soft keys for one second. The autopilot steers your boat along the route defined on your chartplotter, and the heading screen shows the distance to the next turn and the distance off course . GHC 20 Owner's Manual 15 Settings settings You can customize system, remote control, and user settings. system settings From the heading screen, select Menu > Setup > System. · Units--set the units of measure used to represent values displayed on the GHC 20. System Units--units used for every measurement displayed by the GHC 20. You can select Statute (mi. , ft. ), Metric (km, m), Nautical (nm, ft. ), or Metric Nautical (nm, m). [. . . ] The autopilot is configured for your boat during the installation process, and the main autopilot configuration settings rarely need to be adjusted. For advanced autopilot configuration, see the installation instructions included with your autopilot. Keep the original sales receipt, or a photocopy, in a safe place. Contacting garmin Product support registering Your Product software License agreement BY USING THE GHP 10/10V/12 AND THE GHC 20, YOU AGREE TO BE BOUND BY THE TERMS AND CONDITIONS OF THE FOLLOWING SOFTWARE LICENSE AGREEMENT. and its subsidiaries ("Garmin") grant you a limited license to use the software embedded in this device (the "Software") in binary executable form in the normal operation of the product. [. . . ]