Daikin RY35GXV1 Service Manual page 65

Troubleshooting
Troubleshooting
Check No.06
Refer to P.55
54
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Is thermistor
disconnected?
NO
Stop valve closed?
NO
Check for gas leakage.
Oil oozing at relay
pipe connections?
NO
Oil oozing at internal
piping?
NO
Change for a specified amount of
fresh refrigerant.
Gas shortage error again?
NO
YES
* Indoor heat exchanger thermistor
YES
YES
YES
Compressor vibrating
too much?
NO
YES
Check No. 06
Check the thermistors.
Functioning
Replace in position.
Open the stop valve.
Repair the pipe flare or
replace the square union.
YES
Check the power transistor
harness for looseness.
Correct it as required. Also
replace cracked pipe if any.
Check the pipes for
improper contact. Correct
as required. Also replace
cracked pipe if any.
Malfunctioning
Replace the indoor unit heat
exchanger thermistor.
(1) Replace the PCB.
(2) Replace the
compressor.
Procedure complete
Service Diagnosis
SiBE01-829
(R8644)