Daikin FTX-N Series Service Manual page 146

Troubleshooting for FDMQ Series
Note
Connector and indoor unit PCB
FDMQ Series
Reference
Check No.02 Refer to P.182
141
Continued from the
A
previous page
Turn ON the power supply while
the fan motor connector ( 1) is
disconnected.
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 :.
NO
2
Fuse
F2U
SiUS091601EA
YES
Replace the fan motor.
Replace the fan PCB (A2P).
Replace the fan PCB (A2P).
p
When A6 abnormality still
reoccurs, replace the fan
motor.
Replace the fan motor.
Part 6 Service Diagnosis
R6000548