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Before Requesting Service
Check the following before requesting service from the Service Center.
Operation
Sound
Click
Rattle
32
English
The air purifier does not operate.
• Check the power supply and turn on the air purifier again.
• Make sure that the power plug is plugged in, and then turn on
the air purifier again.
If it still does not operate, try a different power outlet.
Ding
띡-
• Make sure that the rear panel is closed properly. If you hear a
"Ding" sound when you open and then close the rear panel, it is
closed properly.
• Make sure that the front panel is closed properly.
The air purifier makes strange noises.
• If you move the product during operation, it may cause noise.
Turn off the power before moving the product.
• When moving the front panel, it may make a "click" or "rattle"
sound depending on the operating environment.
– These sounds are normal motor noises made during zero
calibration when moving the front panel.
• When the product is operating, a sensor operation sound, such
as a hissing sound, may be emitted.
– When you sleep or want to rest in a quiet environment,
select the Sleep mode.
• When the product operation is ended, the fan may make a
hissing sound while it is stopping.
The air purifier is noisy when I sleep.
• Check if the fan speed is High. Change the fan speed to Low, or
select the Wind-free mode.
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