Daikin SUPER MULTI NX G Series Service Manual

SiUS12-928_B Troubleshooting for Outdoor Unit
Service Diagnosis 164
Troubleshooting
Check No.01
Refer to P.191
Check No.12
Refer to P.194
(R17255)
Caution
YES
NO
NO
YES
YES
YES
YES
NO
NO
NO
Check No. 12
Check the outdoor electronic
expansion valve.
Check No. 01
Check the outdoor heat
exchanger thermistor.
Check No. 01
Check the room temperature
thermistor.
Activate the wiring error check
function.
Replace the outdoor electronic
expansion valve or coil.
Replace the outdoor heat
exchanger thermistor.
Replace the room temperature
thermistor.
Replace the room temperature
thermistor or indoor heat
exchanger thermistor.
Do the vacuum drying.
Replace the indoor unit PCB
and then start the wiring error
check function.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Check the wiring and piping.
Wrong wiring or
piping?
Functioning?
As described in
the thermistor
characteristic
chart?
As described in
the thermistor
characteristic
chart?
Change the refrigerant to remove
moisture from the piping (after
drawing a vacuum).
Error again?

Daikin SUPER MULTI NX G Series Specifications

General

Brand	Daikin
Model	SUPER MULTI NX G Series
Category	Air Conditioner
Language	English