Troubleshooting by Indication on the Remote Controller
222
Refer to P.354.
NO
Refrigerant
is melting in
refrigerant oil. (The
unit is out of power
supply for more
than 6 hours.)
Cancel the
melting state of
refrigerant.
YES
YES
NO
YES
Check if
the insulation
resistance of the
compressor is
100k
Ω
or
more.
Replace the
inverter
compressor.
NO
Broken
inside the
compressor
Replace the
inverter
compressor.
YES
NO
CHECK 4
Check if the power
transistor is
normal.
Replace the
compressor
inverter PCB.
Recheck the
compressor/
refrigerant circuit.
B
CHECK 4