Chapter 7: Maintenance 71Chapter 7: MaintenanceGeneral• In certain conditions, condensation may appear on the LCDwindow. This will not harm the unit, and can be cleared by switchingon the illumination for a while.• Never use chemical or abrasive materials to clean your autopilot. Ifthe pilot is dirty, wipe it with a clean, damp cloth.• Periodically check the cabling for chafing or damage to the outercasing – replace any damaged cables.Servicing and Safety• Raymarine equipment should be serviced only by authorisedRaymarine service engineers. They will ensure that serviceprocedures and replacement parts used will not affect performance.There are no user serviceable parts in any Raymarine product.• Some products generate high voltages, and so never handle thecables/connectors when power is being supplied to the equipment.• Always report any EMC related problem to your nearest Raymarinedealer. We will use any such information to improve our qualitystandards.AdviceShould any difficulties arise with this product, please contact theRaymarine Product Support department in the UK, or your own nationaldistributor who will be able to provide expert assistance.The working parts of the drive system are sealed and lubricated for lifeduring manufacture – servicing is not required.Before you consider returning the autopilot, make sure that the powersupply cable is sound and that all connections are tight and free fromcorrosion.If the connections are secure, refer to Chapter 8, Fault Finding chapterof this handbook. If the fault cannot be traced or rectified, pleasecontact your nearest Raymarine dealer or Service Centre.Always quote the product serial number, which is printed on the rearcover of the autopilot, and the software version number, which isdisplayed when you enter Intermediate Setup (see Chapter 4).