TROUBLESHOOTING
27
MALFUNCTION
Strange odour
The appliance does not
operate
Noise of running water
A ne mist comes from
the air outlet
Insucient airow, either
hot or cold
The appliance does not
respond to commands
The display is o
Switch o the air conditioner immediately and cut o the power supply in the event of:
ERROR SIGNALS ON THE DISPLA Y
In case of error, the display on the indoor unit shown the following error codes:
POSSIBLE CAUSES
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
Air lter dirty
Back ow of liquid in the refrigerant circulation
This occurs when the air in the room becomes very cold, for example in the
COOLING or DEHUMIDIFYING/DRY modes.
This noise is made by the expansion or contraction of the front panel due
to variations in temperature and does not indicate a problem.
Inappropriate temperature setting..
Air inlet or outlet of indoor or outdoor unit has been blocked.
Air lter is blocked.
Fan speed set at minimum.
Other sources of heat in the room.
No refrigerant.
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.
Active LED function
Power failure
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.
The fault of indoor temperature sensor
The fault of indoor pipe temperature sensor
Malfunction of indoor fan motor.
A strange noise can be
heard
ashes once
RUN lamp
ashes twice
ashes 6 times
Description of the trouble
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