Daikin VRVII User Manual

Troubleshooting by Indication on the Remote Controller
214
Troubleshooting
Output current check
YES
Is
the stop valve
open?
NO
YES
Open the stop
valve.
Check if the
compressor lead wires
are normal.
NO
YES
Replace the
compressor lead
wires.
Check
if the wiring
and connection to the
compressor are
normal.
NO
YES
Correct the
wiring and
connection.
Insulation
resistance of
the compressor is
100 kΩ or
below.
YES
NO
Replace the
inverter
compressor.
Compressor
coils are disconnected.
YES
NO
Replace the
inverter
compressor.
CHECK 4
Check if the power
transistor is
normal.
NO
Replace the
inverter PCB.
A
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Power OFF
Connect the compressor
lead wires then restart
the operation.

Daikin VRVII Specifications

General

Brand	Daikin
Model	VRVII
Category	Air Conditioner
Language	English