Troubleshooting SiBE06-708100 Service Diagnosis4.11 DC Fan LockRemoteControllerDisplayE7Method ofMalfunctionDetectionA fan motor or related error is detected by checking the high-voltage fan motor rpm beingdetected by the Hall IC.MalfunctionDecisionConditions The fan does not start in 30 seconds even when the fan motor is running. The system will be shut down if the error occurs 16 times. Clearing condition: Continuous run for about 10 minutes (25/35 class) or 5 minutes (50class) (normal)SupposedCauses Fan motor breakdown Harness or connector disconnected between fan motor and PCB or in poor contact Foreign matters stuck in the fanTroubleshootingCheck No.15Refer to P.145 Turn off the power andreconnect the connector.Remove.Replace the outdoor unitfan motor.Replace the outdoor unitPCB. (R2843)CautionBe sure to turn off power switch before connect or disconnect connector,or parts damage may be occurred.Fan motor connectordisconnected?YESYESNOYESNOPulse signal inputted? NOForeign matters in oraround the fan?Get started.Check No. 15Check the outdoor unit PCB rpmpulse input.
