Daikin R71FUV1 Service Manual page 269

Si20-701_B
Troubleshooting
Caution
Is the
power supply
voltage between 180
and 220 VAC?
YES
Turn OFF the power
supply.
Is the
lead wire
for compressor
connected to PCB and
compressor without
becoming
loose?
YES
Check the resistance
value for the fan motor.
Is the
resistance value
of the fan motor
normal?
YES
Does
the fuse have
continuity?
YES
Power ON again.
The
error is displayed
again.
NO
262
Troubleshooting by Remote Controller
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
NO
NO
NO
NO
YES
Request an
improvement to
make the power
supply voltage
fall within the
standard range.
Connect tightly
and correctly.
Replace the fan
motor.
Replace the fuse.
Use only
specified fuses.
Replace the
outdoor unit
PCB.
External factor
(Noise, etc.)