Troubleshooting SiBE041102_A
56 Service Diagnosis
Troubleshooting
Check No.01
Refer to P.87
NO
NO
NO
Check No. 01
Check the indoor heat exchanger
thermistor.
YES
YES
(R14402)
YES
YES
NO
Caution
Provide sufficient air passage.
Clean the air filter.
Clean the indoor heat
exchanger.
Replace the indoor unit PCB.
Replace the thermistor.
Does it
conform to the
thermistor characteristic
chart?
Check the air filter.
Check the dust accumulation on
the indoor heat exchanger.
Is there any short circuit?
Is it very dirty?
Is it very dirty?
Check the air passage.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
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