Lg PH-U450WN User Manual [zh]
OWNER’S MANUAL
AIR PURIFIER
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.
PH-U450
P/No.: MFL66979807
Series
www.lg.com
2
Air 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 Washable HEPA filter Inside, once again sterilized by NPI(Nano Plasma Ion) outside.
Only LG air purifier can sterilize perfertly both inside and outside.
- Filter cleaning is easy with LG's convenient filter separation system.
Filters can be washed over and over again.
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
- Allergy and various types of diseases can be prevented by maintain appropriate level of humidity in the dry indoor
air.
Natural humidifier filter system
Content
❏ The advantages are .............................................................2
❏ Safety Precautions ..........................................................4-12
❏ Installation ..........................................................................13
❏ Air Purifier Start Guide .......................................................14
❏ Name of Each Part........................................................15-20
- Mainframe
- Humidifier function
- Display and control panel
- Front LED lighting
- Filter System
- Humidifier filter system
3
Owner’s Manual
Getting Started
❏ Operation ......................................................................21-23
- Air Purifying Operation
- Manual Mode
- Automatic mode
- Sandstrom Mode
- Sleeping Mode
❏ Additional functions .......................................................24-27
- Off timer function
- NPI sterilization function
- Filter checking function
- Lock function
- Power save setting
❏ Humidifier function ........................................................28-30
How to Use
❏ Tray, humidifier filter...........................................................31
❏ Exterior and dust sensor cleaning method....................32-33
❏ Filter cleaning and exchange ........................................34-36
❏ Storage...............................................................................37
❏ Troubleshooting before calling for service ....................38-40
❏ Product Specification..........................................................41
Care and Cleaning
Getting Started
How to use
Care and Cleaning
4
Air 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.
6
Air 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 touch the product and
filter with wet hands.
It can cause electric shock or
problem to the product.
When cleaning the
product, start only when
the power is unplugged
and the rotating fan stops.
It can cause electric shock
or injury.
Do not let the moisture
generated from the humidifier
directly contact the product.
It can cause electric shock, fire
and problem to the product.
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 use power outlet
except for AC 220 V.
It can cause fire or electric
shock.
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 the product falls over during
humidifier function, the water can
cause an electric shock.
After unplugging the power cord, remove
any moisture inside the product and dry
sufficiently before using the product.
Do not move the product
during or immediately after
the use.
Water can overflow to cause
electric shock.
Do not let the cap of the
water tank be assembled
without the packing.
Water can easily overflow to
cause electric shock or
product damage.
If the product is not used for a long period
of time, always unplug the power from the
outlet and remove any residual water
inside the main unit (Water tank, tray).
It can cause electric shock or fire.
Fungus or bacteria can grow inside the product.
8
Air Purifier
Safety Precautions
Do not fill water directly
on to the tray.
Water can overflow to
cause damage to the
product and electric shock.
Do not use the damaged water
tank as is.
Water can flow or overflow from
the tray to cause electric shock or
problem to product, and it can also
damage other appliances.
If there is water in the water tank
and tray, move the product after
removing the water tank and tray.
Water inside the product can
overflow to cause electric shock
and product damage.
When cleaning or when
separating the tray to remove the
water, always unplug the power
from the outlet before proceeding.
It can cause electric shock, burn or
problem to product.
Do not let children climb
on top of the product or
touch the product without
permission.
It can cause injury or
problem to product.
Do not install the product
on transportation devices
(Vehicle/Ship/Airplane etc.)
It can cause problem to the
product.
When using combustion
devices along with the air
purifier in closed indoor setting,
frequently ventilate the room.
Some hazardous substances, such as
carbon dioxide may not be fully removed.
When installing the product
close to TV or audio, leave
1m of clearance.
TV or audio may malfunction.
Install the product on a
firm location and do not
push over or apply
impact to the product.
It can cause fire and
problem to product.
Install the product at least
1.5m away from lighting
device and 1m between
the walls.
It can cause discoloration and the
purifying capacity may deteriorate.
Warning
Caution
Safety Precautions
9
Owner’s Manual
Getting Started
Caution
Do not use the product
as ventilation fan or hood
for the range in the
kitchen.
It can shorten the product
life.
Do not use the product to
remove toxic gas such as
carbon monoxide.
It can cause product failure.
Do not use the product near
the curtain.
Humidity sensor may not work
properly.
Do not let the child open
the front panel.
The product can fall on top
of the child to cause injury.
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.
10
Air Purifier
Safety Precautions
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.
Do not damage, process,
excessively bend, twist,
pull, insert into gap or
heat the power cord.
Damaged cord can cause
fire or electric shock.
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 insert any
obstacles or metallic
objects into the air inlet or
outlet.
It can cause product damage,
injury or electric shock.
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.
When not used, empty
the water in the water
tank and tray to avoid
from freezing.
If the product is used while
the water is frozen, it can
cause product failure.
When supplying water to
the water tank or carrying
the product, always hold
the product with both
hands.
The water tank can fall over
to hit your feet.
Safety Precautions
11
Owner’s Manual
Getting Started
Caution
Do not use the product
near the wall, furniture or
ceiling.
It can cause scaling,
growth of fungus or
deformation.
Do not drink the water
used in the humidifier.
It can have negative effect
on your body such as
stomachache or diarrhea.
Exchange the water in the
tank with fresh water on a
daily basis.
Throw away the water in the tray and
clean the tray frequently. Contaminated
water can deteriorate the performance,
cause bad smell or send the scaling
from the water through the blowing air.
Do not use the product
sideways.
Water can overflow to cause
product failure.
Do not use the product in unstable
locations such as table susceptible to
heat or on a rug with long tassels.
The product can fall over to spill the
water or cause discoloration/deformation
to the table and rug.
Always keep the product
leveled with both hands to
avoid vibration when
carrying the product.
Water tank or tray can fall
out to cause damage.
When throwing away the
water on the tray, unplug the
power and pull out the tray
from the main unit, and then
pour out the water.
Water penetrating inside the
product can cause product failure.
When the product is not
used, do not store the
product with the water on
the tray.
It can cause growth of
fungus and bacteria.
When pouring out the water
within the tray, do not lift up
the main unit but pull out the
tray to pour out the water.
Water penetrated inside the
product can cause product
failure.
When moving the product for a
long distance, pour out the
water inside the main unit
(Water tank and tray).
When the product is transported
with the water inside the product,
it can overflow to cause risk.
12
Air Purifier
Cautions for Safety
Caution
Use clean tap water at
temperature of 40˚C or
less.
Using water warmer than
40˚C can cause product
deformation.
Do not use the humidifier
filter for other usage.
It can deteriorate the
performance of the
humidifier filter.
Do not use hot water
above 40˚C, air freshener,
chemical or detergent in
the water tank and tray.
Deformation can cause
leakage.
Do not apply any impact
on the water tank.
Damage can cause
leakage.
Do not carry the product
by holding the tray cover.
Damage can cause leakage.
Do not carry the product
by holding the water tank
handle.
The product can fall over to
cause an injury.
Do not drink or feed the water
left inside the product (Water
tank and tray) to animal or
plant.
It could be have a negative effect
on your body or cause an
unexpected accident.
Do not put any magnet or
metallic object on top of
the main unit.
It can cause a malfunction.
Do not leave the product
where air conditioner or
heat air reaches the
product or near the
window.
It can cause the humidity
sensor to be inaccurate.
Do not use the product
with the tray, humidifier
filter and water tank
removed.
The performance can be
degraded and it can cause water
overflow or product failure.
Installation
13
Owner’s Manual
Getting Started
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
Turn off air purifier when cleaning.
• Cleaning the air purifier with opened windows would disturb the natural air circulation to cause
intake too much particles, it may shorten the filter life. After complete cleaning process with enough
air circulation, close the windows, turn on the air purifier is the appropriate way to purify air.
Use after enough air circulation when cooking
• When roast meat or fishs, remove the smell by air purifier is not appropriate. The oil particle will
block cells on filter, it may cause filter life shorten or filter polluting etc. negative effects. Under this
circumstance enough air circulation is necessary. Remove leftover odors by air purifier after no oil
particle is the correct and effective way to use product in long-term scale.
Do not stay too closed when sleeping.
• Air purifier fan speed is not strong, before fallen asleep feel cool, after fallen asleep would feel
cold. The appropriate way is to keep at least 1 meter distance with air purifier.
Do not place in the corner edge.
• Avoid to install at places surrounded by furniture, appliances etc. or in the edge corner.
Install in the edge corner may cause difficulty to purify indoor air from the rest space.
Ensure air circulate 30 minutes at least everyday.
• For those families use the air purifier, air circulation is the prerequisite to ensure enough oxygen
supply. Ensure air circulation 30 minutes at least everyday could brings fresh air inflow. Keep
opposite windows open may gain a better result for air circulation. In case of being lazy may
weaken air refreshing function, therefore it is necessary to ensure clean and maintanance.
14
Air Purifier
Air Purifier Start Guide
Name of Each Part
15
Owner’s Manual
Getting Started
Mainframe
Air outlet Cover
Hand grip
Dust sensing
section
Power cord
Filter case
(Pre-filter + Allergy filter +
Deodorization filter + HEPA filter)
Front panel
Odor sensing
section
16
Air Purifier
Name of Each Part
Humidifier function
Humidifier filter
Humidifier filter cover
Humidifier filter case
Tray cover
Water tank
Tank lever
Tank cover
Tray
Packing
Cap
Float
Cleaning
brush
Tray lid
Name of Each Part
17
Owner’s Manual
Getting Started
Display and Control Panel
Off timer indicator
This can be selected from 1 to 9 hours by pressing
off timer button. If the front panel is open, “DR” is
displayed. “DR” is the abbreviation of DOOR.
Humidifier
Operation mode indicator
Press the operation mode button to select
the operation mode.
NPI Ion indicator
NPI sterilization ion will remove various
kinds of bacteria from indoor air.
No water indicator
This is turned on when there is no water in the water
tank when using the humidifier function and off when
water is filled.
Dust/Odor indicator
The higher the level of the dust/odor
indicator lamp, the higher the level of
contamination
Lock indicator
Press the humidifier button and OFF timer button
simultaneously to lock or unlock the air purifier.
Fan speed indicator
This can be selected by pressing the fan speed
button.
Humidifier indicator
This maintains the optimal level of humidity when
the indoor air is dry.
Filter self-checking indicatior
Check the filter when light is on.
Operation mode button
Fan Speed button
Power On/Off button
Humidifier button
NPI Ion button
Power save button
Lock button
Off timer button
18
Air Purifier
Name of each section
Front LED lighting
Filter self-checking indicatior
Check the filter when light is on.
Clean Air Indicator Light / Mood Light
•
Under general mode, clean air indicator light will show the
quality the air in the surrounding area.
•
When the air is at clean, contaminated, and intermediated stage,
blue, red and violet color will be indicated respectively.
The operation and cleanness indicator lamp can be turned on/off through the power save
function.
* Power save function operates when the user presses the operation mode button and fan
speed button on the main unit simultaneously.
Name of each section
19
Owner’s Manual
Getting Started
※
For washable filter, please dry it completely in a shade without any dampness.
(If it is not completely dried, it may cause failure or bad odor.)
※
The exchange cycle of allergen, HEPA, and deodorization filter will be altered in accordance with the application environment.
※
Filter case are not enclosed. Do not throw them away.
Filter system (Only the filter section is described.)
Filter name Function
Pre-filter
Allergy filter
Deodorization
filter
Washable HEPA filter
This filter has anti-bacteria, anti- mildew, big particles filtering fuctions.
These 3 functions may extend the filter replacement frequency.
Adsorb and decompose allergic ingredients.
This is the integrated deodorization filter and it removes cigarette smoke (odor), odor of
living food waste, odor of animal's fur, NO2, odor of toilet, alkaline & acidic odor, and
volatile organic compound (VOCs).
This filter specially removes harmful chemical material such as VOCs which is the
causing material of new house syndrome that induces atmospheric contamination.
This filter removes fine particles such as the carcass of tick, pollen sac, cigarette
smoke (particle), fine dust, mote, fur of animal, etc., and effectively removes virus,
mold, bacteria, etc. in the air of the room.
About a month
washing cycle
6~12 months
replacement cycle
About 6 months
washing cycle
About 6 months
washing cycle
Washable
deodorization
filter
Bio-enzyme
treatment
Remove big particles
Anti-bacteria function
Anti-mildew function
Washing/Replacement cycle
20
Air Purifier
Name of each section
Humidifier filter system
• Dispose the old humidifier filter according to the
recycling direction.
• Material of humidifier filter: PP
Caution
※
Life of the humidifier filter may vary based on the water quality.
※
Replace the filter in the following cases even when it is within 6 months.
• When the scaling or odor does not disappear even after cleaning.
• When discoloration (Black/Yellow) or dirtiness is severe.
• When the white chunk attached to the humidifier filter cannot be removed even after cleaned.
• When damage or deformation is severe. (Replace the part based on the manual included in the separately sold part.)
Filter name Function
Cleaning and replacement cycle
The indoor air evaporates the water and removes the alien particles
included in the water.
Cleaning cycle: More than 1 time weekly
Replacement cycle: 6-12 months
Humidifier filter
Operation
21
Owner’s Manual
How to use
Press On/Off Button.
A confirmation tone will sound to indicate that the unit is powering on.
The unit will also produce a tone when the unit is first plugged in.
(Refer to the “start-up operation”.) Fresh air will come out from the air outlet.
• Press On/Off button again to turn off.
• When restart air purifier, system will retrieve to the previous operating condition.
What is “Start-up Operation”?
When first turned on, the unit will go through a Start-up
function which prepares the unit
for operation. During this two minutes period, the
display will fluctuate to indicate that the unit is sensing
the air quality in the room.
Use of power
• 220 V is exclusively used for this product.
• For power supply, use exclusive 220 V outlet.
Air Purifying Operation Purify Indoor Air.
1
22
Air Purifier
Operation
Press the On/Off button.
Manual Mode User may manually adjust fan speed.
Automatic mode
The air purifier will automatically set the most appropriate fan speed.
Press On/Off button.
Select Manual Mode by pressing the Operation
Mode Button.
Select Auto Mode by pressing the Operation
Mode Button.
• The fan speed will automatically adjust to the air quality of the
room.
• During the Auto Mode, if the Fan Speed Button is pressed, it will
be converted into the Manual Mode and fan speed will increase
by one level.
• Those functions other than fan speed will be activated when
setting up by the user.
Select the desired fan speed by pressing the Fan
Speed Button.
• Default fan speed is weak speed.
• Fan speed can be operated in 4 levels.
1
2
3
Operation
23
Owner’s Manual
How to use
Press the On/Off button.
Select Sleep Mode by pressing the Operation
Mode Button.
• During the Sleep Mode, fan speed will switch to weak level, and
only the sleeping light on LED indicator will be lighted shortly.
• During the sleep mode, if the Fan Speed Button is pressed, it
will be converted into the Manual Mode and the fan speed will
increase by one level.
Sleeping Mode
Provide quiet indoor atmosphere while sleeping.
Press the On/Off button.
Select Sand Mode by pressing the Operation
Mode Button.
• During the Sand Mode, if the Fan Speed Button is pressed, it
will be converted into the Manual Mode and fan speed will
increase by one level.
• Fan speed will automatically be adjusted with the pre-inputted
program.
• Those functions other than fan speed will be activated when
setting up by the user.
Sandstrom Mode
Purify indoor air effectively when the sandstorm occurs.
1
2
24
Air Purifier
Additional function
Press the On/Off button.
Press Off Timer Button to set 3 hours.
• Each time pressing the button, operation time will increase 1 more hour.
• When selecting 3 hours, the product will be stopped after 3 hours of operation.
Off Timer function
Automatically shut down after several hours.
Example) shut down automatically after 3 hours
1
2
• Each time pressing the button, operation time will
increase 1 more hour.
• Up to 9 hours can be selected. After operating till the
presetting time, the product will be stopped
automatically.
Press the On/Off Button.
Press the ION button to choose expected function.
• Whenever pressing the button once, it will be changed in the sequence of NPI → Function release
→ NPI → Function release ……….
During the NPI stefilization operation, many kind of bacteria in the room will be eliminated by
discharging the sterilization ion which is harmless to the human body.
NPI Sterilization function
Purify indoor air effectively when the sandstorm occurs.
Additional function
25
Owner’s Manual
How to use
1
2
NPI →Function release →NPI →Function release
26
Air Purifier
Additional Function
Filter Checking Function
May remind users to clean or replace the filter after use for a certain period.
During the operation, if the filter checking indicator light is on, open the front panel and check
the filter under the operation state of the air purifier.
Detailed information for the filter cleaning, refer to the page 34-35.
•
Filter maintenance may vary depending on the environment.
Lock Function
This is the function so that the button of the product will not be acted in unintended condition.
During the operation, if pressing the Lighting Button and Off timer Button for 3 seconds
simultaneously, the locking setup or release will be realized.
• If buttons are not acted during the product operation, check the locking indicator of the
display and release the locking setup.
• When the power cord is pulled out under the locking setup state, the locking setup will
be released.
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