Troubleshooting
These cases are not troubles.
•
The following cases are not air conditioner troubles but have some reasons. You may just continue using it.
Indoor unit
The fl aps do 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.
Outdoor unit
The outdoor unit emits water or steam.
In HEAT mode
•
The frost on the outdoor unit melts into water or steam when the air
conditioner is in defrost operation.
In COOL or DRY mode
•
Moisture in the air condenses into water on the cool surface of outdoor
unit piping and drips.
35
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.
Whistling sound
•
This sound is generated when refrigerant fl ows during
defrosting operation.