Raymarine ST4000 Plus, Owner'S Handbook Manual

Page: 29 / 119

16 ST4000 Plus Wheel & Tiller Autopilots Owner’s Handbook
Automatic acquisition
Automatic acquisition can only be achieved if the pilot is receiving
cross track error and bearing to waypoint information (via SeaTalk or
NMEA 0183). It is initiated as follows:
1. Bring the vessel to within 0.1†nm of track.
2. Press
auto
.
3. Press
track
to enter Track mode, with the current locked heading
displayed.
After a short delay for data acquisition, the Waypoint Advance alarm
will sound, and the display will show the planned bearing to waypoint
alternating with the direction in which the boat will turn.
D3563-1
Note: If the vessel is further than 0.3†nm from the track, the Large
Cross Track Error alarm will sound. Press
standby
to cancel the
alarm, hand steer closer to the track, and press
auto
and
track
again.
4. Check that it is safe to turn onto the new course.
5. Press the
track
key. The boat will turn onto the new course and the
alarm will be cancelled.