Troubleshooting by Indication on the Remote Controller
264
NO
Has the
power transistor got
defective?
YES
Replace the fan
driver PCB.
∗
Observe the
conditions of
the PCB.
Check the fan driver
power transistor.
Check for connector
connections: Remove and
insert the connectors
shown below.
Furthermore, check the
connectors for terminal
conditions and continuity.
B
C
NO
Has the
inverter PCB caused
damage?
YES
Replace the
inverter PCB.
∗
If the PCB
replaced is
badly damaged,
the compressor
is likely to get
defective. To
make sure,
recheck the
compressor.
<P(A)Y1, PAYL>
Power OFF
NO
Has the
fan driver caused
damage?
YES
Replace the fan
driver PCB
∗
If the PCB
replaced is
badly damaged,
the fan motor is
likely to get
defective. To
make sure,
recheck the
compressor.
