When trouble happens
Insufficient cooling or heating
The operation controller adjusted as required
Air filter too dirty ?
Any obstacle exists at the air inlet or outlet?
Door or window left opened ?
Insufficient cooling
Any other heat sources in the room?
Sunlight direct into the room ?
Too crowed in the room ?
Cooled air blown out ( when heating)
When the air conditioner does not operate properly after you have checked the
1)The fuse or breaker often shuts down.
2)Water drops off during cooling or drying operation. 3)There is an irregularity in operation or abnormal sound that is audible.
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