Adjusting The Counter Rudder - Raymarine SmartPilot ST6001 Commissioning Manual

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To adjust the rudder gain:
1. Access the RUDD GAIN screen in Dealer Calibration.
2. Use the -1 or +1 keys or the rotary control to adjust the rudder gain.
3. Press and hold standby for 2 seconds to save the changes.
4. Press auto to check SmartPilot performance in Auto mode.

Adjusting the counter rudder

If you intend to use RESPONSE level 3 (the tightest possible course-keeping) on
a Non-G system, you will need to adjust the counter rudder.
Counter rudder is the amount of rudder the SmartPilot applies to try to prevent the
boat from yawing off course. Higher counter rudder settings result in more rudder
being applied.
To check the counter rudder setting
1. Set RESPONSE to level 3 (see
2. Sail your boat at cruising speed in clear water
3. Press auto to switch the SmartPilot to Auto mode, then make a 90° course
change:
• when gain and counter rudder are both set correctly, the boat performs a
• if the counter rudder is too low, the boat will still overshoot
• if counter rudder is too high, the boat will 'fight' the turn and make a
Rudder gain
too low
smooth continuous turn with minimal overshoot
series of short, sharp turns: this results in a very 'mechanical' feel as the
boat changes course
SmartPilot Series Commissioning Guide
New
heading
B
Rudder gain
too high
Correct
rudder gain
page 35
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New
heading
A
New
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