Daikin RZQG71L9V1 Service Manual page 170

Troubleshooting by Remote Controller
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Is the power supply
voltage between 180
and 220 VAC?
YES
Turn OFF the power supply, and
remove the connector for fan motor,
and then operate again.
L1
" " is displayed?
YES
CHECK 5
Check the resistance value for the fan
motor.
Is the resistance value of
the fan motor normal?
YES
Does the fuse
have continuity?
YES
Is
the lead wire
connected to the PCB and the
compressor
securely?
YES
Turn the power ON again.
Error is displayed again?
NO
Refer to P.191.
CHECK 5
156
NO
NO
NO
NO
NO
YES
ESIE15-13C
Request an improvement to
make the power supply voltage
fall within the standard range.
Replace the fan motor.
Replace the fan motor.
Replace the fuse. Use only
specified fuses.
Connect securely.
Replace the outdoor unit PCB
(A1P).
External factor (Noise, etc.)
Service Diagnosis