If sensor terminal is xed well
If sensor terminal is xed well
If the system is lack of
refrigerant
Check if PCB is faulty,
if yes,
replace it
If sensor resistor
/characteristic is proper
If sensor resistor
/characteristic is proper
Reconnect
Reconnect
Replace sensor
Replace sensor
Charge refrigerant
Replace connecting board
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
14. Troubleshooting
[20~24] Temperature sensor failure
[27] Protection of oil temperature too high
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