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37
ENGLISH
If the product malfunctions, check the following before contacting the LG Customer
Information Center.
Symptom Cause Solution
The product does not
operate.
Power plug is unplugged
or loose in the outlet.
•
Insert the power plug into the
outlet properly.
The fan is noisy even
on Low speed.
The ultra ne lter is dirty.
•
Clean the ultra ne lter.
The True HEPA lter is
dirty.
•
Replace the lter.
The air purier is not
removing dust or
odors.
Air is extremely dusty or
odors very strong.
•
Ventilate the indoor air before
you use the product.
The ultra ne lter is dirty.
•
Clean the ultra ne lter.
The combined lter is
dirty.
•
Replace the lter.
The space is too large for
the air purifer.
•
Use a product that ts the size
of the room.
•
Do not install product near
open doors or windows.
Objects are blocking the air
circulation.
•
Remove obstacles or relocate
the air purier.
The product is installed in
a corner.
•
Relocate the product with
sufcient clearance.
There is a strong
odor, but the overall
air quality indicator
light does not change
color.
The overall air quality
indicator light is already
orange or red.
•
The PM density level may be
higher than the odor level. The
color of the overall air quality
indicator light is based on
whichever is higher.
•
The odor sensor detects
harmful gases. While some
strong smells such as food
smells may be unpleasant, the
sensor may not react to them,
even though the combined lter
is working to remove the odors.
Before Calling for Service
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