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T ro ub l es h o o t ing
T h es e ca s es a re no t t ro ub l es .
• The following cases are not air conditioner troubles but have some reasons. You may just continue using it.
I nd o o r unit
O ut d o o r unit
T h e H E A T o p era t io n s t o p s s ud d enl y
and a flowing 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.
O p era t io n d o es no t s t a rt s o o n.
W h en O N / O F F b ut t o n w a s p res s ed s o o n
a ft er o p era t io n w a s s t o p p ed .
W h en t h e m o d e w a s res el ect ed .
• This is to protect the air conditioner.
You should wait for about 3 minutes.
The flaps do not start swing
im m ed ia t el y .
• The air conditioner is adjusting the flap position. The
flap will start moving soon.
A s o und is h ea rd .
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 it is 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.
B l o w ing s o und
• This sound is generated when the flow of the
refrigerant in the air conditioner is switched over.
T icking s o und
•
This sound is generated when the size of the air conditioner
slightly expands or shrinks as a result of temperature changes.
W h is t l ing s o und
• This sound is generated when refrigerant flows during
defrosting operation.
C l icking s o und d uring o p era t io n o r id l e t im e
• This sound is generated when the refrigerant control
valves or the electrical parts operate.
C l o p p ing s o und
• 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.
T h e o ut d o o r unit em it s w a t er o r s t ea m .
I n H E A T o p era t io n
• The frost on the outdoor unit melts into water or steam when the air
conditioner is in defrost operation.
I n C O O L o r D RY o p era t io n
• Moisture in the air condenses into water on the cool surface of outdoor
unit piping and drips.
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