Troubleshooting by Error Code SiAF332111E
280 Part 6 Service Diagnosis
1. RXMQ6AR: outdoor unit main PCB (A1P)
RXMQ8-12AR: inverter PCB (A3P)
CHECK 4 Refer to page 340.
YES
Recheck for the compressor and the
refrigerant system.
NO
Replace the relevant PCB (
1).
NO
YES
NO
The internal
wiring of the compressor coil is
defective.
Replace the compressor (M1C).
YES
Is the
insulation
resistance of the
compressor 100 k
or more?
Refrigerant
is stagnated.
(The unit is out of power
supply for more than
6 hours.)
Replace the compressor (M1C).
NO
Solve the refrigerant stagnation.
(Power should be supplied for more
than 6 hours.)
YES
From the previous page
(Startup failure in aging
operation)
CHECK 4
Is the power
transistor normal?
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