Daikin VRV III-S RXYMQ36 48PVJU Service Manual page 177

Troubleshooting by Indication on the Remote Controller
Refrigerant is
inactive. ( The unit is out
of power supply for more
than 6 hours.)
Check if the
insulation resistance of the
compressor is 100kW
or over.
Is inside the
compressor broken?
CHECK 4
Check if the power transistor is
normal.
: Refer to the information on P.213.
CHECK 4
168
A
NO
YES
NO
YES
YES
NO
NO
YES
Cancel the inactive state of
refrigerant.
Replace the inverter
compressor.
Replace the inverter
compressor.
Replace the main PCB (A1P).
Recheck the compressor/
refrigerant circuit.
SiUS34-907
Troubleshooting