ComNav 11101 - Page 71

ComNav 1101 Autopilot BASIC OPERATIONS 6 - 14
5. Make a 40-degree course change. The vessel should settle
onto the new course with one overshoot of 5 degrees or less.
6. If you were uncomfortable with how fast the vessel turned
during the maneuver in Step 5, adjust your turn rate up or down
before making more course changes in PILOT mode. (Press the
TURN RATE button to enter the Steering parameter menu and
turn the ADJUSTMENT KNOB counter-clockwise to reduce the
turn rate, or clockwise to increase the turn rate. Refer to Table
5 for turn rate settings).
7. If the vessel stops turning
before the new heading is reached
and then approaches it slowly,
either
a) Increase the rudder one level. (Press the RUDDER button to
enter the Steering Parameter menu and turn the ADJUSTMENT
KNOB one click clockwise to increase the rudder setting by one
level).
or
b) Decrease the counter rudder one level. (Press the COUNTER
RUDDER button once to enter the Steering Parameter menu and
turn the ADJUSTMENT KNOB one click counter-clockwise to
decrease the counter rudder setting by one level).
8. If the vessel overshoots the new heading, and then makes
several turns across the new heading before settling down, then
either
a) Decrease the rudder one level. (Press the RUDDER button once
to enter the Steering Parameter menu and turn the
ADJUSTMENT KNOB one click counterclockwise to decrease the
rudder setting by one level).
or
b) Increase the counter rudder one level. (Press the COUNTER
RUDDER button once to enter the Steering Parameter menu and
turn the knob one click clockwise to increase the counter rudder
setting by one level).
9. Repeat steps 4 through 8 as often as necessary to achieve
satisfactory steering performance.