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23TROUBLESHOOTING
ENGLISH
TROUBLESHOOTING
Before Calling for Service
Please check the following before calling for service. If the problem persists, contact your local service
center.
Operation
Odor
Problem Possible Cause & Solution
The product does not
power on.
Is the power plug disconnected?
• Connect it to an outlet correctly.
Did the electricity get cut off?
• Check the power to other products in the house.
A noise occurs and
the fan speed is low.
Has dust accumulated in the ultra-fine filter?
• Clean the ultra-fine filter.
Has dust accumulated in the filter?
• Replace the filter.
Air purification is not
done properly.
Is the indoor pollution severe?
• Ventilate indoors before using the product.
Has dust accumulated in the ultra-fine filter?
• Clean the ultra-fine filter.
Has dust accumulated in the filter?
• Replace the filter.
Are you using it in a place that is too spacious or too open?
• Use a product that suits the size of the room.
• Avoid well-ventilated places such as doors, windows, etc.
Is there an obstacle nearby?
• Remove any nearby obstacles before operating the product.
Is the product installed in a corner?
• Move the product and reinstall it.
The air quality light
stays red.
Move the appliance to a different room and see if the color changes.
• Clean the Particle PM1.0 (super ultra-fine dust) sensor.
• Remove the power plug from the outlet and reconnect it one minute later.
A substance was sprayed near the product.
• Do not use sprays near the product.
The buttons on the
control panel do not
work.
Is
k(Lock) displayed on the display panel?
• Press and hold the Lock button for 3 seconds to unlock.
Problem Possible Cause & Solution
A strange odor
comes out of the air
outlet as well as the
filter.
Was the product purchased recently?
• This is the odor of activated charcoal, and is not harmful. This is similar to the odor you
may experience in a brand new car. It will go away within a day following use.
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