54 ST3000 Wheel Drive Autopilot - Owner’s Handbook
5 Commissioning the Wheel Pilot
Reversing the operating sense
If necessary, reverse the operating sense as follows:
1. Press
-1 and +1 together for 5 seconds.
2. The display shows the new operating sense (port or starboard) for
5 seconds, and then the autopilot reverts to normal operation.
Checking the navigation interface
If you have connected the wheel pilot to a navigator, check the
interface as follows:
1. Set up a track on the navigator to give a Cross Track Error
between 0 nm and 0.3 nm.
2. Enter Auto mode by pressing
AUTO.
3. Enter Track mode by pressing
-10 and +10 together.
4. After 3 seconds, the pilot should automatically scroll through the
navigation displays:
Navigation error screens
If the display shows one of the following errors, the cause is either:
• a wiring error (either open circuit, short circuit or wires reversed)
or
• the navigator is not configured to transmit the required data
format (refer to the navigator handbook)
D5622-1
Locked heading
Distance to waypoint
(if available)
Bearing to waypoint
(if available)
Cross track error
81194_1.book Page 54 Wednesday, July 25, 2001 12:10 PM
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