Daikin FDMQ-R Series Service Manual page 78

Troubleshooting
Note Connector
FDMQ Series
67
A
The HAP
lamp on the indoor
unit control PCB is blinking
while the HAP lamp on the
fan PCB is not
blinking.
NO
Turn OFF the power supply
and wait for 10 minutes.
*1
Model
Fan motor connector
X8A
YES
Turn OFF the power supply
and wait for 10 minutes.
Check No.02
Check the fan motor connectors.
Each resistance
between the pins is equal to or
lower than 1 Ω.
NO
*2
Fuse
F2U
SiUS071735EA
YES
Replace the fan motor.
Replace the fan PCB (A2P).
Replace the fan PCB (A2P).
↓
When A6 abnormality still
reoccurs, replace the fan
motor.
Replace the fan motor.
(R25084)
Service Diagnosis