22
Troubleshooting
Troubleshooting measures are classifi ed into the following two types on a remedial basis.
Take an appropriate measure according to the symptom.
Not trouble
These cases are not troubles.•
You may just continue using it.
Check
Please check again before calling a repair person.•
The fl ap does not start swing
immediately.
The air conditioner is adjusting the fl ap •
position. The fl ap will start moving soon.
The HEAT operation stops suddenly
and a fl owing sound is heard.
The outdoor unit is taking away the frost.•
The HEAT operation starts after the frost on
the outdoor unit is removed. You should wait
for about 4 to 12 minutes.
Operation does not start soon.
When “ON/OFF” button was pressed
soon after operation was stopped.
When the mode was reselected.
This is to protect the air conditioner. •
You should wait for about 3 minutes.
A sound is heard.
A sound like a fl ow of water
This sound is generated because the •
refrigerant in the air conditioner is fl owing.
This is a pumping sound of the water in the •
air conditioner it is heard when the water is
pumped out from the air conditioner in
cooling or drying operation.
The refrigerant fl ows in the air conditioner •
even if the air conditioner is not working
when the indoor units in other rooms are in
operation.
Blowing sound
This sound is generated when the fl ow of the •
refrigerant in the air conditioner is switched
over.
Pinging sound
This sound is generated when the size of the •
air conditioner slightly expands or shrinks as
a result of temperature changes.
Clicking sound during operation or idle
time
This sound is generated when the refrigerant •
control valves or the electrical parts operate.
Clopping sound
This sound is heard from the inside of the air •
conditioner when the exhaust fan is
activated while the room doors are closed.
Open the window or turn off the exhaust fan.
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