Troubleshooting - Duramaxx Maxxcool 12000 Manual

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

Troubleshooting

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 appli-
ance.
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 DEHUMIDIFY-
ING/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.
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.
Remote control is not near enough to indoor unit.
The batteries of remote control nearly has no power.
Obstacles between remote control and signal re-
ceiver in indoor unit.
Active LIGHT function
Power failure
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