23
EN
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 odour.
Air filter dirty.
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.
Inappropriate temperature setting.
Air inlet or outlet of indoor or outdoor unit has been blocked.
Air filter is blocked.
Fan speed set at minimum.
Other sources of heat in the room.
No refrigerant.
The appliance does not
respond to commands.
Remote control is not near enough to indoor unit.
Battery in remote controller may have been exhausted.
Obstacles between remote control and signal receiver in indoor unit.
The display is off.
Active LED function.
Power failure.
WARNING
• 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.
