Troubleshooting
Si04-402A
76
Service Diagnosis
Troubleshooting
Check No.6
Refer to P.106
NO
NO
NO
Check No. 6
Indoor unit heat exchanger
thermistor check
Check the intake air filter.
Check the air passage.
YES
YES
(R1401)
Check the dust accumulation on
the indoor unit heat exchanger.
YES
YES
Is there any
short-circuit?
Is it very dirty?
Is it very dirty?
Does it conform to
the thermistor characteristic
chart?
NO
Provide sufficient air passage.
Clean the air filter.
Clean the heat exchanger.
Replace the indoor unit PCB.
Replace the thermistor
(replace the indoor unit PCB).
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Содержание ARXG25CVMB
Страница 1: ...Inverter Pair Wall Mounted Type C Series Applied Models z z z zInverter Pair Heat Pump Si04 402A ...
Страница 23: ...Printed Circuit Board Connector Wiring Diagram Si04 402A 14 Printed Circuit Board Connector Wiring Diagram ...
Страница 167: ...Outdoor Unit Si04 402A 158 Removal Procedure When reassembling make sure to fit the hook Step Procedure Points ...
Страница 181: ...Outdoor Unit Si04 402A 172 Removal Procedure ...
Страница 185: ...Others Si04 402A 176 Others ...
Страница 189: ...Wiring Diagrams Si04 402A 180 Appendix ...