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Phenomenon
Remote controller is not available
Cooling (Heating)efficiency is not
good
Indoor unit does not operate
immediately when the air
conditioner is restarted
There is unusual smell blowing from
the outlet after operation is started.
Sound of water flow can be heard
during cooling operation
Mist is emitted during cooling
operation.
Mist is emitted during heating
operation.
Low noise can be heard during
operation
In case the following situation, please immediately stop all operations and cut off
the power supply, then contact with service centre.
The fuse and switch often breaks.
Carelessly splash water or something into air conditioner.
Unusual noise can be heard during operation.
Electrical wiring and power plug are very hot.
Wind blowing from the outlet smells terrible during operation.
The Run light or other display flashes rapidly and keeps flashing after repluging.
Technical Manual of AUX Room Air Conditioner
22
Troubleshooting
Is the remote controller out of effective
distance to the indoor unit?
Is the battery exhausted?
Are there any obstructions between the
controller and the signal receptor?
Is the setting temperature suitable?
Is the air inlet or outlet obstructed?
Are air filter dirty?
Is indoor fan speed set at low speed?
Is there any heat source in your room?
Once the air conditioner is stopped, it
will not operate in approximately 3
minutes to protect itself.
This is caused by the odour in the room
permeated from building material,
furniture, or smoke.
This is caused by the refrigerant
flowing inside the unit.
Because the air of the room is cooled
down rapidly by the cold wind and it
looks like the fog.
This generate due to moisture in
defrosting process.
A low hissing sound is caused by the
refrigerant flowing.
A low squeak sound is caused by the
deformation of plastic due to
temperature.
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