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58 ST7001+ Autopilot Control Unit - Owner’s Handbook
6 Commissioning the Autopilot
Step 3 - Check the autopilot operating sense
Check the rudder position sensor
1. Turn the wheel manually to starboard.
2. Check that the rudder bar on the display moves to starboard.
If the rudder bar display moves the wrong way:
• turn off the power
• reverse the red and green wires connected to the
RUDDER
inputs on the course computer
• switch on the power and re-check
Check the autopilot steering sense
1. Manually center the wheel, then press the auto key so the
autopilot is in Auto mode. Check that the display shows
AUTO.
Be ready to press
standby if the rudder moves hardover.
2. Press the
+10 key once. Check that the rudder moves to starboard
a few degrees and then stops.
• if the rudder drives hardover, immediately press
standby to
prevent further rudder movement
If the rudder moves to port or the rudder drives hardover:
• press
standby
• turn off the power
• reverse the motor wires connected to the course computer
• switch on the power and re-check
Note: If the rudder overshoots and has to drive back or starts to hunt
back and forth, you will need to increase the rudder damping level as
described in Step 3 (see page 62).
D3568-2