Daikin ARXG35E3V1B Service Manual page 112

SiBE04-809
Troubleshooting
Check No.13
Refer to P.122
Service Diagnosis
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Check the supply voltage.
Voltage as rated?
YES
Check No. 13
Check for short-circuit.
Normal?
YES
Check the electrolytic capacitor
voltage.
DC311±32V?
YES
Electricals or
compressor harnesses
connected as
specified?
Turn off the power. Disconnect the
harnesses U, V and W.
Check with the inverter checker (∗).
Any LED off?
NO
NO
NO
NO
NO
YES
Troubleshooting
Correct the power supply.
Replace the outdoor unit
PCB, outdoor unit fan.
Replace the outdoor unit
PCB.
Reconnect as specified.
∗ Inverter checker
Part No.: 1225477
Correct the power supply or
replace the outdoor unit
PCB.
Replace the compressor.
(R8068)
101