Daikin R71FUV1 Service Manual page 220

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