25
Troubleshooting
These incidents are not malfunctions.
The following incidents do not indicate a malfunctioning air conditioner and have explanations. The air conditioner can continue
•
to operate.
Indoor unit
Outdoor unit
The HEAT operation stops suddenly
and a
fl
owing sound is heard.
The system is taking away the frost on the outdoor unit. 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.
The louver does not immediately swing.
The louver moves soon after startup.
The air conditioner is adjusting the louver position. The
•
louver will start moving soon.
Possible sounds.
Flowing water
Generated because the refrigerant in the air
•
conditioner is
fl
owing.
This is a pumping sound of the water in the air
•
conditioner and 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
Generated when the
fl
ow of the refrigerant in the
•
air conditioner is switched over.
Pinging
Generated when the size of the air conditioner
•
slightly expands or shrinks as a result of
temperature changes.
The outdoor unit emits water or steam.
In HEAT operation
The frost on the outdoor unit melts into water or steam when the air
•
conditioner is in defrost operation.
In COOL or DRY operation
Moisture in the air condenses into water on the cool surface of outdoor unit
•
piping and drips.
01_EN_3P253185-1.indd 25
01_EN_3P253185-1.indd 25
9/16/2009 4:05:19 PM
9/16/2009 4:05:19 PM
