A6 Indoor Unit Fan Motor Abnormality - Daikin R71FUV1 Service Manual

Si20-701_B
A6
3.7
Abnormality
Remote Controller Display
A6
Applicable Models
FH(Y), FAY, FUY, FHC, FH, FDBG, FDBT, FDMG,
FAQ100BU, FHQ-BU
Method of Error Detection
Detection by failure of signal for detecting number of
turns to come from the fan motor
Error Decision Conditions
When number of turns cannot be detected even when
output voltage to the fan is maximum
Supposed Causes
Defective indoor unit fan motor
Broken or disconnected wire
Defective contact
Defective indoor unit PCB
86
Indoor Unit Fan Motor
Troubleshooting by Remote Controller