Daikin R30NUV1 - Page 405

Si20-701_B Troubleshooting by Remote Controller
398
Does the
resistance meet the
criteria?
Is HAP
blinking?
(Outdoor unit
PCB)
Turn OFF the power
supply and then turn it
ON.
Is HAP
blinking?
(Outdoor unit
PCB)
Replace the
indoor unit PCB.
YES
The power
supply system
error or defective
outdoor unit PCB
NO
NO (Lamp is ON or OFF)
Is HAP
blinking?
(Outdoor unit
PCB)
The outdoor unit
PCB is normal.
YES
Is HAP
lamp ON?
(Outdoor unit
PCB)
Replace the
outdoor unit PCB
whose lamp is
ON.
YES
Replace the fan
motor.
NO
NO
NO (OFF)
Check the fan motor
connector.
YES
YES
Remove the No. 3 wire
connecting the indoor and
outdoor units and turn ON
the power again.
CHECK 1, 2
Check for
external factors
(noise, etc.).
A
B