Daikin VRVII Manual page 128

Troubleshooting by Indication on the Remote Controller
A
No
continuity of fuse on
main PCB.
NO
Unable to
rotate the fan
manually with ease
when removing the
connector of the
fan motor.
NO
Resistance
value between
the power supply wire
terminal of fan motor and
the motor frame
(metal) is 1MΩ
and below.
NO
CHECK 16
Check fan motor
connector (power supply
wire)
The
resistance
value between
UVW phases of fan
motor is out of balance,
or short circuit
between UVW
phases.
NO
B
YES
YES
YES
YES
Replace the PCB.
Replace the
corresponding
fan motor.
Replace the
corresponding
fan motor.
Replace the
corresponding
fan motor.
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