Troubleshooting Si10-417
84 Service Diagnosis
Trouble
shooting
Check No.13
Refer to
P.163
Replace the outdoor
unit PCB.
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.
(R3041)
Normal
NO
YES
NO
YES
Any LED off?
NO
NO
YES
DC290~380V?
Check the electrolytic capacitor
voltage.
Check with the inverter
checker (∗).
Turn off the power. Disconnect
the harnesses U, V and W.
Check No. 13
Check for short-circuit.
Electricals or
compressor harnesses
connected as
specified?
YES
Caution
Be sure to turn off power switch before connect or
disconnect connector, or parts damage may be occurred.
Si10-417.fm Page 84 Wednesday, September 22, 2004 6:38 PM
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