Daikin FAQ71BVV1B Service Manual

Troubleshooting by Remote Controller Si20-701_B
95
Troubleshooting
NO
YES
YES
NO
NO
Is the
power supply
for the indoor unit
fan correctly
connected?
Connect
correctly.
Restart operation
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
NO
Is the
fan interlock
PCB correctly
connected?
Connect
correctly.
YES
Is the
operation normal?
It is supposed
that the system
caused abnormal
stop due to
overload /
overcurrent / lock
of the indoor unit
fan motor.
YES
Is the
voltage of the
connector for the main
PCB DC5V?
Replace the fan
interlock PCB.
YES
Is
200V
supplied to the
connector of the fan
interlock
PCB?
Check the indoor
unit fan motor.
Replace the
indoor unit PCB.
NO

Daikin FAQ71BVV1B Specifications

General

Brand	Daikin
Model	FAQ71BVV1B
Category	Air Conditioner
Language	English