TROUBLESHOOTING
MALFUNCTION
The appliance does not
operate
Strange odour
Noise of running water
A fine mist comes from
the air outlet
A strange noise can be
heard
Insufficient airflow, either
hot or cold
The appliance does not
respond to commands
The display is off
Switch off the
inverter
air
conditioner immediately
and cut off the power supply
in the event of:
ERROR SIGNALS ON THE DISPLAY
In case of error, the display on the indoor unit shows one of the following error codes:
RUN lamp
flashes once
flashes twice
flashes 6 times
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.
Dirty air filter.
Back flow 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
This noise is made by the expansion or contraction of the front panel due
to variations in temperature and does not indicate a problem.
Unsuitable temperature setting.
Obstructed
inverter
air conditioner intakes and outlets.
Dirty air filter.
Fan speed set at minimum.
Other sources of heat in the room.
No refrigerant.
Remote control is not near enough to indoor unit.
The batteries of remote control nearly has no power.
Obstacles between remote control and signal receiver in indoor unit.
Active LIGHT 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.
Description of the trouble
The fault of indoor temperature senser.
The fault of indoor pipe temperature senser.
Malfunction of indoor fan motor.
26
modes.