Daikin FAQ71BVV1B Service Manual

Si20-701_B Troubleshooting by Remote Controller
84
Troubleshooting
NO
NO
NO
YES
YES
YES
NO
Is a
drain pump
connected to the
indoor unit
PCB?
Is
the unit a
cassette, corner or
built-in type?
Connect the
drain pump.
Replace the
indoor unit PCB.
YES
Defective drain
system
NO
Does
the drain pump
work after restarting
operation?
Set to
"emergency"
and check the
voltage of the drain
pump connector. 220-
240 VAC?
Is the
drain water
level abnormally
high?
YES
YES
YES
YES
NO
Replace the
short circuit
connector.
NO
Connect the
short circuit
connector.
NO
A
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Is the
optional drain pump
installed?
Is the
short circuit
connector connected
on the indoor unit
PCB?
Check the
continuity of the
short circuit connector.
Is there
continuity?
Replace the
indoor unit PCB.
Replace the
drain pump.

Daikin FAQ71BVV1B Specifications

General

Brand	Daikin
Model	FAQ71BVV1B
Category	Air Conditioner
Language	English