Daikin RY35GXV1 Service Manual page 57

Troubleshooting
Troubleshooting
Check No.06
Refer to P.55
46
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Check the stop valve.
Is it opened?
YES
Check the air passage.
Is there any short-circuit?
NO
Check the intake air filter.
Is it very dirty?
NO
Check the dust accumulation on
the indoor unit heat exchanger.
Is it very dirty?
NO
Check the connector connection.
Is it normal?
YES
Check No. 06
Indoor unit heat exchanger
thermistor check
Check thermistor
resistance valve
NO
NO
YES
YES
YES
NO
YES
SiBE01-829
Open the stop valve.
Provide sufficient air passage.
Clean the air filter.
Clean the heat exchanger.
Correct the connection.
Replace the indoor unit PCB.
Replace the thermistor
(replace the indoor unit PCB).
(R8503)
Service Diagnosis