Daikin FTXL20G2V1B Service Manual page 110

SiENBE04-925_A
Troubleshooting
Check No.04
Refer to P.118
Check No.06
Refer to P.120
Check No.07
Refer to P.121
Check No.08
Refer to P.121
Check No.09
Refer to P.122
Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
Check the installation space.
Check No. 07
Check the installation
condition.
OK
Check No. 09
Check the outdoor fan.
OK
Check No. 08
Check the discharge
pressure.
OK
Check No. 04
Check the electronic
expansion valve.
OK
Check No. 06
Check the outdoor heat
exchanger thermistor.
OK
NG
NG
NG
NG
NG
Troubleshooting
Change the installation
location or direction.
Clean the outdoor heat
exchanger.
Replace the fan motor.
Reconnect the connector or
fan motor lead wires.
Replace the stop valve.
Replace the electronic
expansion valve or the coil.
Replace the outdoor unit
PCB.
Replace the outdoor heat
exchanger thermistor.
Replace the outdoor unit
PCB.
(R11897)
95