Fan Motor (Dc Motor) Or Related Abnormality - Daikin FTXG-J Service Manual

SiBE041012_B
4.4

Fan Motor (DC Motor) or Related Abnormality

A6
Error Code
Method of Error The rotation speed detected by the Hall IC during fan motor operation is used to determine
abnormal fan motor operation.
Detection
Error Decision The detected rotation speed does not reach the demanded rotation speed of the target tap, and
is less than 50% of the maximum fan motor rotation speed.
Conditions
Supposed
Causes
Service Diagnosis
Layer short inside the fan motor winding
Breaking of wire inside the fan motor
Breaking of the fan motor lead wires
Defective capacitor of the fan motor
Defective indoor unit PCB
Troubleshooting
71