Daikin RMXS-L Series Service Manual page 171

SiUS181305E
4.3.2 AC Motor (CDXS/FDXS Series)
A6
Error code
Method of Error
The rotation speed detected by the Hall IC during fan motor operation is used to determine
Detection abnormal fan motor operation.
Error Decision
The detected rotation speed does not reach the demanded rotation speed of the target tap, and is
Conditions less than 50% of the maximum fan motor rotation speed.
 Supply voltage is not as specified.
Supposed
 Layer short inside the fan motor winding
Causes
 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
Troubleshooting for CTXS, FTXS, CDXS, FDXS Series
162