30
EN
KEN002VAC
v1• 11.11.2020
TROUBLESHOOTING
MALFUNCTION
POSSIBLE CAUSES
The appliance does not operate
Power failure/plug pulled out.
Damaged indoor/outdoor unit fan motor.
Faulty compressor thermomagnetic circuit breaker.
Faulty protective device or fuses.
Loose connections or plug pulled out.
It sometimes stops operating to protect the appliance.
Voltage higher or lower than the voltage range.
Active TIMER-ON function.
Damaged electronic control board.
Strange odor
Dirty air filter.
Noise of running water
Back flow of liquid in the refrigerant circulation.
A fine mist comes from the air outlet
This occurs when the air in the room becomes very cold, for example in
the „COOLING“ or „DEHUMIDIFYING/DRY“ modes
A strange noise can be heard
This noise is made by the expansion or contraction of the front panel due
to variations in temperature and does not indicate a problem.
Insufficient airflow, either hot or cold
Unsuitable temperature setting.
Obstructed air conditioner intakes and outlets.
Dirty air filter.
Fan speed set at minimum.
Other sources of heat in the room.
No refrigerant.
The appliance does not respond to com-
mands
Remote control is not close enough to indoor unit.
The batteries of remote control need to be replaced.
Obstacles between remote control and signal receiver in indoor unit.
The display is off
Active LIGHT function.
Power failure.
Switch off the air conditioner immediately
and cut off the power supply in the event of:
Strange noises during operation.
Faulty electronic control board.
Faulty fuses or switches.
Spraying water or objects inside the appliance.
Overheated cables or plugs.
Very strong smells coming from the appliance.