MRV Communications AE182FCAHA Drill User Manual


 
When fault occurs
Poor cooling or heating
Is the operation controller
adjusted as required?
Are there any obstructs
before the air inlet or outlet?
Is there any door or window
left open?
Poor cooling
Is there any other heat
source in the room?
Is there any direct sunlight
into the room?
Are there too many people
in the room?
If, after the above checks and the corresponding corrective actions, the system remains
abnormal operation, or the following facts appear, please turn off the air conditioner and
then contact the local authorized service center.
l Frequent open of fuse or breaker.
l There is water leakage during COOL or DRY operation.
l The operation is abnormal or abnormal sound is heard.
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