36
TROUBLESHOOTING
Troubleshooting
• Troubleshooting measures are classified 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 flaps does not start swing
immediately.
• The air conditioner is adjusting the flap
position. The flap will start moving soon.
The HEAT operation stops
suddenly and a flowing 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.
A sound is heard.
■ A sound like a flow of water
• This sound is generated because the
refrigerant in the air conditioner is flowing.
• 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 flows 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 flow 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
flows during defrosting operation.
01_EN_3P248442-3.fm Page 36 Tuesday, September 8, 2009 1:54 PM
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