LG PS-N550 Series Owner's Manual page 13

Cautions for Safety
Operation
Do not use the product for
special purpose such as
animals or vegetables,
precision machine or
conservation of art articles.
Otherwise, it may cause damage
of property.
Secure Filters (Sand Storm
Filter and Smoke Filter)
and regularly clean them.
Otherwise, it may cause failure
of product.
12
Don't use strong detergent
like solvent, etc but use a
soft cloth.
Otherwise, fire or distortion of
the product may occur.
Start cleaning after
turning off the power and
when the fan stops.
It can cause electric shock or
injury.
Never operate or stop the
product while inserting or
removing power plugs.
Otherwise, it may cause
electrical shock or fire.
Pull power plugs out
when not using the
product for a long time.
Otherwise, it may cause
failure of product or fire.
Do not touch the filter
part with wet hands.
The cleaning filter part,
especially, is dangerous to
cause electric shock from high
voltage.
Air Purifier