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Compass calibration
1
Enter Seatrial Calibration
2
Complete the compass deviation correction
Turn boat in slow circles so:
• boat's speed stays below 2 knots
• each circle takes at least 2 minutes
Minimum of
2 circles
3
Align the autopilot heading
Coarse adjustment: If COG is available from GPS, press
a
b
Fine adjustment: If COG is not available (or after setting heading to COG), align autopilot heading manually:
Adjust the autopilot heading so it shows the
same value as the boat's steering compass
4
Save changes
Document number: 86062-1 (use with handbook: 81190-1)
Date: 11 May 2001
2 sec
Keep turning the boat until
you see the DEVIATION screen
then fine tune manually (see below).
or
or
2 sec
x2
to set autopilot heading to COG value,
Autopilot heading
Steering compass
To:
• save deviation correction
• save heading alignment
• return to STANDBY mode
Start turning boat
(see below)
Autopilot heading
Known
heading
D5476-1
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