Chapter 7: Adjusting Autopilot Settings 957 Adjusting Autopilot SettingsRudder limitUse the rudder limit screen to set the limits of autopilot rudder controljust inside the mechanical end stops. This will avoid putting thesteering system under unnecessary load. You should adjust thissetting when commissioning the autopilot (see page 61).Rudder gainThis screen determines the default rudder gain setting. Rudder gain isa measure of how much helm the autopilot will apply to correctcourse errors. The higher the setting the more rudder will be applied.The default rudder gain is set during the initial seatrial:• Type 150G/400G autopilots will adjust the rudder gainautomatically during the AutoLearn (see page 68)• Type 150/400 and Type 100/300 autopilots will require manualadjustment of rudder gain (see page 71)You can make temporary changes to this rudder gain value duringnormal operation (see page 29).Counter rudderCounter rudder is the amount of rudder the autopilot applies to try toprevent the boat from yawing off course. Higher counter ruddersettings result in more rudder being applied.The default rudder gain is set during the initial seatrial:• Type 150G/400G autopilots will adjust the counter rudder settingautomatically during the AutoLearn (see page 68)• Type 150/400 and Type 100/300 autopilots will require manualadjustment of counter rudder (see page 71)Screen text RangeRUDDER LIMIT 10° to 40° in 1° stepsScreen text RangeRUDD GAIN 1 to 9Screen text RangeCOUNT RUD 1 to 9
