9
Multi Variable Air Conditioners Wall Mounted Type Indoor Unit
7 MALFUNCTION ANALYZING
Warning!
Do not repair the air conditioner by yourself for the incorrect repair would lead to electric shock or fire.
Please contact the service center and have the unit repaired by the specialized personnel. Check the following
items before contacting the service center, as it could save your time and cost.
Malfunction Phenomena
Malfunction Analyzing
The air conditioner could not start up
just after turned off
The over load protection switch of the unit makes it run after 3 minutes
delay
Odor gave out when the unit just was
turned on
Odors or cigarette smoke which has been absorbed in is discharged out.
Slight bicker was heard when the
unit was running
This is the sound of the running refrigerant
Mist came from the air outlet vent
when cooling
Indoor air is cooled rapidly
Creak sound was heard when the unit
was running or after it was turned off
It is the sound emitted by the expansion of the panel and other parts
because of the temperature change.
The air conditioner failed to run
Is the power supply cut off ?
Is the power supply connected ?
Is the circuit protector started aside ?
Is the voltage too high or too low ?
If TIMER had been set on the wireless remote controller ?
The cooling (heating) effect of the
air conditioner was not good
Is the temperature set properly ?
Is the inlet, outlet vent of the outdoor unit blocked ?
Is the air filter too dirty to cause blockage ?
Are windows and doors closed ?
Is the air speed too low ?
Is there other heat source in the room ?
The wireless remote controller
cannot work
In the event that the battery is replaced but the wireless remote control
still malfunctions, then open the back cover and press ”ACL” button to
make it normal.
When the air conditioner is under abnormal interference or its functions
are changed too frequently, then the wireless remote controller would
works improperly. At this time, it is available to resume the normal
operation through de-energizing and then energizing the wireless
controller again.
Is the controller within the receiving area? or is there blockage?
Check if the voltages of batteries in the wireless remote controller are
sufficient; Otherwise change the batteries.