26 ST1000 Plus & ST2000 Plus Tiller Pilotsequipment but it can lead to spurious resetting action, or momentarily mayresult in faulty operation.3.2 Product supportRaymarine products are supported by a worldwide network of distributors andAuthorized Service Representatives.Before you consider returning the autopilot, make sure that the power supplycable is sound and that all connections are tight and free from corrosion. If theconnections are secure, refer to the following Fault Finding section.If you cannot trace or rectify the fault, contact either your national distributor,service representative, or the Raymarine Technical Services Call Center.Refer to the back cover or the Worldwide Distributor List for contact details.Always quote the product serial number (this number is printed on the undersideof the tiller pilot).3.3 Fault findingAll Raymarine products are designed to provide many years of trouble-freeoperation. We also put them through comprehensive testing and qualityassurance procedures before shipping.In the unlikely event that a fault does occur with your autopilot, use the followingtable to help identify the problem and provide a solution. If you cannot resolve theproblem yourself, contact either your national distributor, service representative,or the Raymarine Technical Services Call Center.SYMPTOM SOLUTIONThe autopilot display is blank. No power – check the fuse/circuitbreaker.The displayed compass heading doesnot agree with the boat’s compass.The compass has not been corrected fordeviation – carry out the deviation andalignment procedures (seepage 53).Boat turns slowly and takes a longtime to come on to course.Rudder gain too low (seepage 56).Boat overshoots when turning on toa new course.Rudder gain too high (seepage 56).