Troubleshooting by Remote Controller
Si20-701_B
213
Troubleshooting
Refer to P.477.
Has
the thermistor
come off the discharge
pipe port?
NO
YES
Correctly place
the discharge
pipe thermistor.
Has the
compressor lead wire
lack of phase?
YES
NO
Correct the lack
of phase.
Is
electronic
expansion valve
fitted?
NO
YES
Is
electronic
expansion valve coil
disconnected from
valve body?
NO
YES
Check refrigerant
piping circuit
clogging.
Correctly place
the electronic
expansion valve
coil to valve
body.
YES
NO
Charge with the
proper amount of
refrigerant.
Is the
amount of
refrigerant
correct?
CHECK 11
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
CHECK 11