Raymarine autopilot + ST4000+ Owner's Handbook Manual page 112

Chapter 6: Setting-up the ST4000+
3. To make a temporary adjustment to the rudder gain:
4. Repeat the test until you achieve a crisp course change with no
Note: Set the rudder gain to the lowest value that gives accurate
course keeping. By minimizing helm movements this will reduce
power consumption and wear.
5. When you have determined the correct setting, change the
press the -1 and +1 keys together for 1 second to display the
•
rudder gain ( RUDD GAIN ) screen
then press -1 or +1 to change the level
•
press disp or wait for 5 seconds to return to the previous
•
display and save the temporary changes
more 5° of overshoot.
permanent rudder gain setting in Dealer setup (see page 108).
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