Symptoms
The PM concentration
levels are different
between the appliance
and the LG ThinQ app.
Performance
Symptoms
The indoor air is not
purified well enough.
Noise
Symptoms
Fan is noisy even on
the lowest speed.
The appliance makes
a sudden loud noise
while operating.
Possible Causes & Solution
Make sure you are comparing the levels for the same size particulates.
• Make sure that the levels of the PM1.0/PM2.5/PM10 are displayed
consistently between the LG ThinQ app and your appliance.
• The LG ThinQ app may not update the sensor results as quickly as the
appliance display.
Possible Causes & Solution
The indoor air is very dirty.
• Ventilate the indoor air before you use the product.
The ultra-fine filter is clogged with dust.
• Clean the ultra-fine filter properly.
The True HEPA filter is clogged with dust.
• Replace the whole filter.
The location is too large for the capability of the air purifier.
• Use a product that fits the size of the room.
• Place the appliance away from windows, doors, and other areas with
frequent influx of outdoor air.
The air inlet or outlet is blocked.
• Remove the obstacle.
The appliance is located in a corner or an area where air circulation is
blocked.
• Move the appliance and install it again.
Possible Causes & Solution
The ultra-fine filter is clogged with dust.
• Clean the ultra-fine filter properly.
The True HEPA filter is clogged with dust.
• Replace the whole filter.
The operating fan speed mode set to Auto mode.
• It may make a sudden noise as it automatically adjusts the air flow
depending on indoor air quality.
EN
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