LG PS-T450 Series User manual

www.lg.com
P/No.: MFL66979805
OWNER’S MANUAL
AIR PURIFIER
PS-T450 Series
Read before using product (safety instruction), use properly.
About ensuring users safety and property.
Product warranty card is enclosed with the user manual.
After careful read through the user manual, do keep it in a handy place.

2Air Purifier
The advantages are
Congratulations on your purchase and welcome to the LG Family.
By following the use and care instructions in this manual, your air purifier will provide you with many
years of reliable service.
- Bio-enzyme deodorization filter completely removes those factors which could cause the sick
house syndrome such as VOCs, harmful chemical element and its smell.
- Sterilized by HEPA filter Inside, once again sterilized by NPI(Nano Plasma Ion) outside.
Only LG air purifier can sterilize perfertly both inside and outside.
- This is the virus-resistant filter which effectively removes fine particles from the indoor air as well as the virus and
bacteria.
3-dimensional sterilization system
Easy to use HEPA filter system.
- The allergy filter could absorbs and decomposes allergic ingredients,
having the allergy preventive effect also removing the odor and anti-bacteria effect.
Powerful allergy filter

Content
The advantages are .............................................................2
Safety Precautions ............................................................4-9
Installation ..........................................................................10
Air Purifier Start Guide .......................................................11
Name of Each Part........................................................12-15
- Mainframe
- LED lighting
- Display and Control Panel
- Filter System
3
Owner’s Manual
Getting Started
Operation ......................................................................16-18
- Air Purifying Operation
- Manual Mode
- Auto Mode
- Sandstorm Mode
- Sleeping Mode
Additional functions .......................................................19-22
- Lighting selection function
- Off timer function
- NPI sterilization function
- Filter checking function
- Lock function
How to Use
Exterior and dust sensor cleaning method...................23~24
Filter cleaning and exchange ........................................25-26
Storage...............................................................................27
Troubleshooting before calling for service ....................28-29
Product Specification..........................................................30
Care and Cleaning
Getting Started
How to use
Care and Cleaning

4Air Purifier
Safety Precautions
The precautions related with the safety shown below are to prevent unexpected hazard and damage through safe
and accurate operation of the product.
WARNING If not followed, it can cause death or major injury to the user.
This symbol will alert you to the possibility of improper use that may result in damage.
Read instructions to avoid damage or injury.
This symbol will alert you to any product detail or operation that could lead to
a safety hazard if the instructions in the manual are not followed properly.
CAUTIONS
Warning / Caution

Safety Precautions
5
Owner’s Manual
Getting Started
Warning
Do not arbitrarily
change or extend the
power line.
This will be the cause of
fire and electric shock.
When using the multi-outlet,
do not use several appliances
at the same time.
Excessive use of electric power
will be the cause of fire and
electric shock.
When the outlet is
damaged or loosened,
do not use it.
It will be the cause of fire
and electric shock.
When gas is leaked, perform
the ventilation by opening the
window before operating the air
purifier or remote controller.
Otherwise, it will be the cause of
the explosion, fire, and burn.
Do not use the product at the
location where moisture or floating
particles are prevailed such as
toilet or bathroom, laundry, etc.
This will be the cause of fire and
electric shock.
Carry out the installation by
avoiding direct sunlight,
heating appliance, and
dampness.
These will be the cause of the
electric shock, fire, and failure.
Do not apply any
impact on the front
panel.
It can cause injury,
product damage or
electric shock.
Do not turn off the
product by unplugging
the power.
It can cause electric shock
or problem to the product.
Do not place fire source
near to the product.
This will be the cause of
fire.
Provide distance of more
than 1.5 m from lighting
appliance and more than
around 10 cm from the wall.
This will be the cause of the
product discoloration and the
cleaning capability may be
deteriorated.

6Air Purifier
Safety Precautions
Insert securely the power
plug up to the end of its
plug so that it will not be
shaken.
If connection is unstable, it
will be the cause of fire.
Do not touch the power
plug with wet hand.
This will be the cause of
electric shock and injury.
Do not remove the plug by
pulling its power cord
section.
This will be the cause of fire
and electric shock.
Do not place rug etc. on
the power cord.
If heavy object is placed on
the rug because the cord is
invisible, it will be the cause
of fire and electric shock.
Do not place obstacles at the air
suction port or discharge port of
the product.
This will be the cause of the
product failure.
The power cord shall not be
damaged, processed,
excessively bent, twisted, pulled,
inserted into the gap, or heated.
These will be the cause of fire and
electric shock due to the damage of
the cord.
If power cord is damaged, it
shall be repaired by service
engineer to prevent the
hazard.
Otherwise, it will be the cause of
fire, electric shock, and product
failure.
Do not install the product at
the location where excessive
industrial oil smoke or
metallic dust is prevailed.
This will be the cause of fire and
product failure.
If the product is flooded,
always entrust it to the
customer care center.
There is the hazard of
electric shock or fire.
Do not allow children to
climb up the product or
arbitrarily touch it.
This will be the cause of
failure, injury.
Warning

Safety Precautions
7
Owner’s Manual
Getting Started
Warning
Do not sprinkle
insecticide or spray to
the product.
This will be the cause of
fire and product failure.
Do not move the product
while it is under operation.
This can be the cause of fire
and electric shock or partial
damage of the product can
be occurred.
Do not allow water to be
infiltrated into the product.
This will be the cause of fire
and electric shock.
Do not put coffee, flower
vase, or various drinks on
the top section of the
product.
This will be the cause of fire
and electric shock.
If abnormal noise, odor or smoke
is coming out from the product,
pull out the power plug and
contact the customer care center.
This will be the cause of fire and
electric shock.
When closing the front
panel, be careful not to
insert any part of the body
such as hand etc.
This will be the hazard of
product damage or injury.
When installing near to TV or audio,
provide more than 1 m of distance
with them.
TV or audio may have malfunction.
Do not install at
transportation machinery
(vehicle/ship/aircraft etc.).
This will be the cause of failure.
When using the product in a
closed room with combustion
appliance, perform occasional
ventilation.
Some of harmful materials such
as carbon dioxide may not be
eliminated.
Do not use other than AC
220V~240V.
This will be the cause of fire
and electric shock.

8Air Purifier
Safety Precautions
Caution
In kitchen, do not use the
product as ventilation fan
or hood for range.
The life will be shortened.
Do not use the product to
remove toxic gas such as
carbon monoxide.
It can cause product failure.
Install the product at the flat
location and do not throw it
down or give impact.
This will be the cause of fire
and product damage.
Do not give impact to the
front panel.
This will be the cause of
injury & product damage or
electric shock.
Do not move the product by
grabbing the front panel of the
product.
The product may partially be
damaged.
Do not place any
obstacles around the air
inlet or outlet of the
product.
This can cause product
failure.
Do not use the product for
special application/location
such as preservation of
animal/plant, precision
machinery, artifact etc.
This can cause property damage.
Do not clean the product
with strong detergent
such as solvent but use
smooth cloth.
It can cause fire and product
deformation.
Do not store or use
combustible gas or
flammable material near
the product.
It can cause fire or product
failure.
When not using the
product for an extended
period of time, pull out the
power plug.
It can cause product failure
or fire.

Safety Precautions
9
Owner’s Manual
Getting Started
Caution
Be sure to insert all the
filters before the use and
perform regular cleaning
of the pre-filter.
Otherwise, it will be the
cause of product failure.
Pull out the power cord to make
the fan stopping the rotation
before starting the cleaning &
maintenance work.
Otherwise, it will be the cause of
electric shock or injury.
If the power cord is
damaged, request for repair
to the service technician to
prevent any risk.
If not, it can cause fire, electric
shock or product failure.
Do not use the product
for ventilation etc.
It can reduce the life of the
product.
Do not touch the power
plug with wet hand.
This will be the cause of
electric shock and injury.
When operating the
product, do not open the
front panel.
If opening the front panel,
the operation will be
stopped.
Do not input inflammables
into the product.
This will be the cause of fire and
product failure.
Always install the product
on leveled surface.
If the installation surface is
not leveled, the water can
overflow from the vibration of
the product.
Do not use the product
by laying it down.
This will be the hazard of
product damage or injury.

10 Air Purifier
Installation
Mainframe • Places with handy power connections
• Places with no obstacle to clog air inlet
• Places with horizontal surface and rich air circulation
Warning Install the air purifier on moving objects (car or ship etc) may
cause the product defect, therefore do not install on those
places.
Places to Install
Warning This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction
concerning use of the appliance by person responsible for their safety.
Children should be supervised to ensure that they do not play with the appliance.
More than
1 m
More than
1 m