7 . TROUBLE SHOOTING
R410A
WALL MOUNTED type
INVERTER
1. When the unit does not operate at all (Operation lamp and Timer lamp do not light up)
2. Self Diagnosis Function (Either Operation lamp or Timer lamp is blinking)
* How to operate the self-diagnosis function
* Self- diagnosis table and Check points
3. Trouble shooting method
* Serial signal check
* IPM protection check
* Refrigeration cycle diagnosis
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