SiME281501E Troubleshooting by Remote ControllerService Diagnosis 1044.14 Combination Error between Indoor Unit PCB and FanPCBError Code C6ApplicableModelsFBQMethod of ErrorDetectionConduct open line detection with fan PCB using indoor unit PCB (A1P).Error DecisionConditionsWhen the communication data of fan PCB is determined as incorrectSupposedCauses Defective fan PCB Defective connection of capacity setting adaptor. Defective field settingTroubleshootingNote: 1. Type of fan PCB.Replace it with correct fan PCB(A2P).Is the type of fan PCB(A2P) correct? (∗1)Install correct capacity settingadaptor.Wascorrect capacitysetting adaptor installed whenreplacing it with a sparePCB?After establishing transmissionfor indoor and outdoor, diagnosethe operation again.NOWas indoor unit PCB(A1P) replaced with a sparePCB?NOYESCaution Be sure to turn off the power switch before connecting or disconnecting connectors, or parts may be damaged.YESYESNOApplicable model Type of fan PCBFBQ20/24 PC0609-2FBQ36-48 PC0609-3
