20
Troubleshooting
Notes:
If the air conditioner still runs abnormally after the above check and handling, please
contact the maintenance serviceman at the local appointed service center and also give a
description of the error occurred as well as the model of the unit.
Problem handling
The conditions listed below are not classified into errors.
Table 16
Conditions
Causes
The unit
does not
run
When restart the unit
soon after it is stopped.
The overload protection switch of the unit
let the startup delayed for three minutes.
As soon as power is on.
The unit will stand by for approximate
one minute.
The unit
blows out
mist
When the cooling
operation starts.
The hi-humidity air indoor is cooled
quickly.
The
unit
generat
es
noise
The unit "clatters" as soon
as it starts running.
It is the sound generated during the
initialization of the electronic
expansion valve.
The unit "swishes" during
the cooling operation.
It is the sound when the refrigerant gas
runs inside the unit.
The unit "swishes" when it
is started or stopped.
It is the sound when the refrigerant
gas stops running.
The unit "swishes" when it
is in and after the running.
It is the sound when the draining system
is operating.
The unit "squeaks" when it
is in and after the running.
It is the sound of frication generated by
the skin plate etc which swells due to
the temperature change.
The unit
blows out
dust
When the unit restarts after
it is not used for a long
time.
The dust inside the unit is blown out again.
The unit
emits odors
When the unit is running.
The odors absorbed in are blown out
again.