Haier AU60NFIERA - Troubleshooting; Temperature Sensor Failure; Incorrect Dip Switch Setting; Current Sensor Failure

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12. Troubleshooting
[01~05] Temperature senor failure
If sensor terminal is xed well
Reconnect
Replace sensor
If sensor resistor
/characteristic is proper
Check if PCB is faulty, if
yes, replace it
[6] Incorrect dip switch setting for model selection on outdoor PCB Check
Check if the outdoor
dip switch is
consistent with the
wiring diagram
Reset the dip switch
Yes
Yes
Yes
Replace the PCB
[7] Current sensor failure
Check if the CT current
transducer plug well
Reconnect
Replace
the current
transducer
Replace PCB
No
No
No
No
No
Yes