Daikin R71FUV1 Service Manual page 278

Troubleshooting by Remote Controller
Troubleshooting
Caution
Can it be
considered that
the radiation fin
temperature was
high? (∗1)
NO
Is the
connector of
the radiation fin
thermistor correctly
connected to the
outdoor unit
PCB? (∗1)
YES
Turn ON the power
supply, and then press
the remote controller
check button once.
Is the error
"P4" displayed on
the remote
controller?
NO
A
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
YES
NO
RZQ(S)-C
YES
Si20-701_B
Eliminate the
cause.
Connect
correctly.
B
Go to
troubleshooting
"P4".
271