LG | PH-U459WN | LG PH-U459WN Owner’s Manual

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-U459WN
www.lg.com
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.
3-dimensional sterilization system
- 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 perfectly both inside and outside.
Easy to use HEPA filter system.
- Filter cleaning is easy with LG's convenient filter separation system.
Filters can be washed over and over again.
Powerful allergy filter
- The allergy filter could absorbs and decomposes allergic ingredients, having the allergy preventive effect also
removing the odor and anti-bacteria effect.
Natural humidifier filter system
- Allergy and various types of diseases can be prevented by maintain appropriate level of humidity in the dry indoor
air.
2
Air Purifier
Content
How to Use
❏ Operation....................................................................... 21-23
- Air Purifying Operation
- Manual Mode
- Auto Mode
- Sandstorm 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
Owner’s Manual
Care and Cleaning
❏ Cleaning.............................................................................. 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 standard................................................................ 41
How to use Care and Cleaning
❏ 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
Getting Started
Getting Started
3
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 / Caution
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.
4
Warning
If not followed, it can cause death or major injury to the user.
Cautions
This symbol will alert you to the possibility of improper use that may result in damage.
Read instructions to avoid damage or injury.
Air Purifier
Safety Precautions
Warning
When using the multioutlet, 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.
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.
Owner’s Manual
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.
Getting Started
Do not arbitrarily change
or extend the power line.
This will be the cause of
fire and electric shock.
5
Safety Precautions
Warning
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 220-240 V.
It can cause fire or electric
shock.
220-240 V
6
Air Purifier
Safety Precautions
Warning
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 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.
Getting Started
Do not sprinkle
insecticide or spray to
the product.
This will be the cause of
fire and product failure.
Insecticide
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.
Owner’s Manual
7
Safety Precautions
Warning
Do not fill water directly
on to the tray.
Water can overflow to
cause damage to the
product and electric shock.
Caution
Do not install the product
on transportation devices
(Vehicle/Ship/Airplane
etc.)
It can cause problem to the
product.
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.
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 10cm
between the walls.
It can cause discoloration
and the purifying capacity
may deteriorate.
1.5m or
above
About
10cm
8
Air Purifier
Safety Precautions
Caution
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.
Thinner
Ethanol
Benzene
Owner’s Manual
Getting Started
Do not use the product
as ventilation fan or hood
for the range in the
kitchen.
It can shorten the product
life.
9
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.
Benzene
10
Air Purifier
Safety Precautions
Caution
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.
Owner’s Manual
Getting Started
Do not use the product
near the wall, furniture or
ceiling.
It can cause scaling,
growth of fungus or
deformation.
11
Safety Precautions
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.
12
Air Purifier
Installation
Places to Install
• Places with handy power connections
• Places with no obstacle to clog air inlet
• Places with horizontal surface and rich air circulation
an
e th
Mor cm
10
Warning
Install the air purifier on moving objects (car or ship etc) may
cause the product defect, therefore do not install on those
places.
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.
Getting Started
Mainframe
Children should be supervised to ensure that they do not play with the appliance.
Owner’s Manual
13
Air Purifier Start Guide
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 maintenance.
14
Air Purifier
Name of Each Part
Mainframe
Dust sensing
section
Air outlet Cover
Filter case
(Pre-filter + Allergy filter +
Deodorization filter + HEPA filter)
Getting Started
Hand grip
Odor sensing
section
Front panel
Power cord
※ Shape of the power cord can be different by country.
Owner’s Manual
15
Name of Each Part
Humidifier function
Humidifier filter
Humidifier filter cover
Humidifier filter case
Tray cover
Water tank
Float
Tank lever
Tank cover
Cleaning
brush
Tray lid
16
Tray
Packing
Cap
Air Purifier
Name of Each Part
Display and Control Panel
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
Press the humidifier button and OFF timer button
simultaneously to lock or unlock the air purifier.
Operation mode indicator
Lock indicator
Press the operation mode button to select
the operation mode.
Fan speed indicator
This can be selected by pressing the fan speed
button.
Dust/Odor indicator
Humidifier indicator
NPI Ion indicator
The higher the level of the dust/odor
indicator lamp, the higher the level of
contamination
NPI sterilization ion will remove various
kinds of bacteria from indoor air.
This maintains the optimal level of humidity when
the indoor air is dry.
Filter self-checking indicator
No water indicator
Check the filter when light is on.
This is turned on when there is no water in
the water tank when using the humidifier
function and off when water is filled.
Operation mode button
Humidifier button
Power On/Off button
Off timer button
Fan Speed button
NPI Ion button
Power save button Lock button
Owner’s Manual
Getting Started
Off timer indicator
17
Name of Each Part
Front LED lighting
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.
Filter self-checking indicator
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.
18
Air Purifier
Name of Each Part
Filter case
Filter name
Pre-filter
Remove big particles
Anti-bacteria function
Anti-mildew function
Allergy filter
Deodorization
filter
Function
Getting Started
Filter system (Only the filter section is described.)
This filter has anti-bacteria, anti- mildew, big particles filtering functions.
These 3 functions may extend the filter replacement frequency.
Adsorb and decompose allergic ingredients.
Replacement
deodorization filter
This is the integrated deodorization filter and it removes cigarette smoke (odor), odor
of living food waste, odor of animal’s fur, odor of toilet, alkaline & acidic odor, and
volatile organic compound (VOCs).
SMOG treatment
This filter can remove SO2 and NO2 substances that may cause eye, respiratory
and/or heart disease.
Washable HEPA filter
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.
※ 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.
Owner’s Manual
19
Name of Each Part
Humidifier filter system
Filter name
Humidifier filter
Function
The indoor air evaporates the water and removes the alien
particles included in the water.
Cleaning and replacement cycle
Cleaning cycle: More than 1 time weekly
Replacement cycle: 6-12 months
※ 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.)
Caution
20
• Dispose the old humidifier filter according to the
recycling direction.
• Material of humidifier filter: PET
Air Purifier
Operation
Air Purifying Operation
Purify Indoor Air.
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.
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.
1
2
How to use
What is “Start-up Operation”?
3
Use of power
• 220-240V is exclusively used for this product.
• For power supply, use exclusive 220-240V outlet.
Power plug
for 220-240V
Exclusive
outlet for 220-240V
1
Owner’s Manual
21
Operation
Manual Mode
User may manually adjust fan speed.
Press the On/Off button.
Select Manual Mode by pressing the Operation
Mode Button.
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.
Automatic mode
The air purifier will automatically set the most appropriate fan speed.
Press On/Off button.
1
1 1 2
1
22
1 1
2 2 3
33
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.
Air Purifier
Operation
Sandstorm Mode
Purify indoor air effectively when the sandstorm occurs.
Press the On/Off button.
Select Sand Mode by pressing the Operation
Mode Button.
Sleeping Mode
Provide quiet indoor atmosphere while sleeping.
How to use
• 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.
Press the On/Off button.
1 1
2 2
33
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.
1 1
Owner’s Manual
23
Additional function
Off Timer function
Automatically shut down after several hours.
Example) shut down automatically after 3 hours
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.
• 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.
• When selecting 3 hours, the product will be stopped after 3 hours of operation.
1
2
1
24
1
3
2
3
1
Air Purifier
Additional function
NPI Sterilization function
Purify indoor air effectively when the sandstorm occurs.
During the NPI sterilization operation, many kind of bacteria in the room will be eliminated by
discharging the sterilization ion which is harmless to the human body.
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 ……….
1
1
1
2
2
3
How to use
NPI → Function release → NPI → Function release
3
1
Owner’s Manual
25
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
2 the filter under
3 the operation state of the air purifier.
1
Detailed information for the filter cleaning, refer to the page 34-35.
• Filter maintenance may vary depending on the environment.
1
Lock Function
2
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
2
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.
3
1
26
Air Purifier
Additional function
1
2
3
Power save setting
1
3
When the user presses the operation mode and fan speed button simultaneously while the
product is operating, the power save function will be set or canceled.
• When the operation and cleanness indicator lamps are not turned while the product is
operating, cancel the power save function.
2
How to use
2
This function sets the operation and cleanness indicator lamp off.
1
Owner’s Manual
27
Humidifier function This maintains the optimal level of humidity when the indoor air is dry.
Check the assembly condition of humidifier filter
Pull out the water tank.
Pull out the tray.
* Carefully lift the tray up to pull it out without spilling the water.
After assembling both ends of the humidifier filter case
to the tray hook accurately as shown in the picture,
assemble the tray to the main unit.
* If the humidifier is not accurately assembled, it can cause
abnormal noise and the humidifier may not work.
28
Air Purifier
Humidifier function
Supplying water to water tank
Open the cap of the water tank and fill tap water to the water tank.
Caution
Close the water tank cap.
* Check whether the water is leaking.
* Always wipe out any moisture around the water tank.
* When the water tank is assembled without the packing on the cap, water can easily
spill over to cause electric shock and product damage.
Caution
• When inserting the water tank, check whether the tray humidifier filter and
float are assembled correctly. If not, it can limit the performance of the
humidifier or cause product failure.
How to use
• Do not use anything other than tap water. It is difficult for bacteria to grow in tap
water because it is treated with chlorine. But it is easy for fungus or bacteria to
grow in other types of water (Well water, purified water, mineral water etc.).
• Do not use boiled water above 40˚C, aroma oil, chemical, contaminant and air
freshener. (It can cause malfunction or failure.)
• Because the water tank can fall over, always hold the water tank with two hands.
Assemble the water tank to the main unit.
* If the water tank is not assembled correctly, “dr” will be shown on the front display.
Check whether the water tank is correctly assembled.
* “dr” stands for door and is displayed when the front panel is open.
Caution
Owner’s Manual
• When loosening or tightening the water tank cap or when filling water to
the water tank, hold the water tank with hand while loosening the part.
29
Humidifier function
Humidifier operation
Press the ON/OFF button.
1
2
Press the HUMIDIFYING button.
* The user cannot set to the specific level of humidity the user wants.
When the humidifier operates, the mist may not be visible as it is humidified in fine particles.
Press the Fan speed button.
1
13
2
2
1
3
* The fan speed can be set in 3 levels for the humidifier function.
Caution
• If the water tank is empty, the no water lamp will be turned on and the buzzer will go off,
but the operation will not stop.
• If the no water lamp is turned on during the operation, always turn off the power, separate
the water tank, fill up the water tank and then assemble the water again for operation.
• Depending on the size and condition of the room where the air purifier is installed,
1 the
humidity may not be controlled at the appropriate level and kept higher.
Humidity level is not appropriate - Operate at higher fan speed.
Humidity level is higher than appropriate - Turn off the humidifier operation.
Room temperature
~18°C
18°C~24°C
24°C~
30
Appropriate humidity level
65%
60%
55%
2
2
1
3
2
2
2
1
3
3
Air Purifier
2
Cleaning
Tray, humidifier filter
Pull out the water tank.
Pull out the tray.
* Carefully lift the tray up to pull it out without spilling
the water.
Separate the humidifier filter and tray lid.
Clean the tray and humidifier filter.
Assemble the humidifier filter.
* Assemble the humidifier filter by aligning the hook part
and assembly part.
Assemble the tray and tank to the main unit.
Care and Cleaning
* After cleaning, always close the tray lid.
* If the humidifier function is not used for a long period of time, frequently dry the
humidifier filter and wipe the water of the tray.
* Assemble the tray and main unit so that there is no gap.
Owner’s Manual
31
Exterior and dust sensor cleaning method
Exterior and dust sensor cleaning method
Wipe the exterior of the unit with a soft cloth using warm water and a mild detergent.
Caution
• Do not use harsh cleaners or very hot water. Do not wash in the dishwasher.
• Never pour water onto the unit; it could damage the internal components and
create a shock and fire hazard.
Dust sensor cleaning method
The dust sensor is a device that senses the minute and large dust particles. The lens part must be periodically cleaned to maintain the performance.
In case of under operation, be sure to OFF the power supply.
* Open the front panel by pulling it forward.
Front Panel
Open the dust sensor cover. Wash the sensor filter and dry the filter
properly.
Wipe the lens of the dust sensor with a cotton stick.
* After cleaning the lens, close the cover of the dust sensor in the reverse order.
Dust sensor lens
• Clean the lens of the dust sensor once every 2 months.
But the cleaning frequency can differ according to the using environment and time.
So in an environment where it is dusty, clean more frequently.
32
Air Purifier
Exterior and dust sensor cleaning method
Air outlet cleaning method
Separate the air outlet cover by grabbing its protruded section and
lifting it up.
Clean the safety grille with the soft brush and the suction inlet of
vacuum cleaner.
Wash the air outlet cover with soft brush in the running water.
When assembling after the cleaning, settle the front section of the air
outlet cover after inserting the cover rear section to suit to the product
as shown in the right side figure.
• Clean the air outlet once every 1~2 months.
But the cleaning frequency can differ according to the using environment and time.
So in an environment where it is dusty, clean more frequently.
Owner’s Manual
Care and Cleaning
33
Filter cleaning and exchange
In case of under operation, be sure to OFF the power
supply. Open the front panel by pulling it forward.
Remove the filter case by pulling it up.
Separate the pre filter from the filter case by pulling
it forward.
Clean the disassembled filter in accordance with the
filter cleaning method in the next page.
Caution
34
Front
panel
Pre filter
Deodorization filter
Allergy filter
HEPA filter
• 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.)
• Replace filters when unable to remove all dirt on the filter.
(After cleaning the filter, close the front panel. If not closed completely, the product will not work.)
Clean the inside of the product with the suction inlet of vacuum cleaner.
Air Purifier
Filter cleaning and exchange
Cleaning method of various filters
Classification
Washing &
replacement cycle
Pre filter
For
washing
About a month
washing Cycle
Clean the Pre-filter with a vacuum cleaner or a soft brush, and
when the contamination is severe, use a neutral detergent and
water to clean it off.
Refer to the
Fig. 1.
Allergy filter
For
washing
About a month
Washing Cycle
Using a natural detergent and water to clean it off.
Refer to the
Fig. 2.
Deodorization
filter
For
replacement
-
Replace it once a year.
Refer to the
Fig. 3.
HEPA filter
For
washing
Pre filter
Owner’s Manual
Cleaning method
To clean the HEPA filter, sock the filter in warm water with a mild
Around 6 months detergent for 1 hour.Remove particles from the filter by shaking
the water from the filter.Rinse the filter with warm water. Let air
washing cycle
dry before placing filter back in the unit.
2
Allergy filter
3
Deodorization filter
4
HEPA filter
Refer to the
Fig. 4.
Care and Cleaning
1
Type of filter
35
Filter cleaning and exchange
Cleaning method of tray and humidifier filter
Classification Replacement cycle Cleaning cycle
Water tank
–
Daily
Tray,
tray lid
–
Daily
Humidifier
filter
6-12
months
More than
1 time
weekly
Cleaning method
• When filling the water tank, fill up to 1/3 and rinse it 4-5 times to wash it out.
• Dissolve 10g of neutral detergent or citric acid in 1L of warm water for 1-2 hours, and then use the
cleaning brush to clean the parts. After cleaning, make sure to rinse sufficiently. (After cleaning the
filter, close the front panel. If not closed completely, the product will not work.)
• Make sure to clean with a soft brush any white powder contents, around the filter or the case,
which may cause a smell or noise.
• Rinse the water tank by
shaking 4-5 times.
• Wipe softly the
humidifier filter with a
brush, by holding the
case.
• When washing the
humidifier filter case,
be careful as it can be
damaged.
• After cleaning with
neutral detergent or
citric acid, rinse the
filter with clean water.
• Citric acid: Can be purchased at pharmacy or on the Internet.
• Frequently wash the tray and humidifier filter. This will remove the scaling and you can use the product better sanitary condition.
• Do not disassemble the float of the tray. It can cause product failure.
2. Insert the float
If the product is disassembled by impact, assemble in the order show in the right picture.
1. Insert the hook into the
float under hole.
• DO NOT take the humidifier filter case apart. This may result in deformation or damage in the filter or the case.
this hook.
• In cleaning, wipe the filter GENTLY with a brush, or the fiber can be degraded.
Caution
36
• If the part is not rinsed sufficiently it can carry the odor of the detergent or citric acid,
and can cause discoloration or deformation of the product.
• White chunk can be attached on the humidifier filter or the filter can be discolored to red
or yellow during use. This is due to the impurity such as calcium included the tap water
and is a normal phenomenon.
3. Insert the hook on the other
side of the float to the hole.
Air Purifier
Storage
Operate the air cleaner for more than 1 hour on a clear day and then
press the On/Off button to stop the operation.
1
Unplug the power plug.
2
Power plug
1
Otherwise, there is the worry of external damage due to the scratch etc.
2
3
1
Owner’s Manual
2
Care and Cleaning
Clean and protect the unit's mainframe.
Cover the unit while storing for an extended period of time.
When cleaning, wipe the main body with smooth cloth.
37
Troubleshooting before calling for service
If abnormality is occurred, confirm the following items in advance before requesting to the customer care center.
Symptom
Air Purifier will not
start.
Turning off presetting
cannot be performed.
Air Purifier function is
not working well.
Action of buttons is
not functioning well.
There is a weird
sound from the
product.
There is a “gulp” sound
from the product.
38
Confirmation
Procedures
• Is the power plug unplugged?
• Plug the power properly.
• Whether a power cut occur?
• Retrieve working when power cut finish.
• Whether the front panel open or not?
• When the front panel opened, operation cannot be
performed. Close it completely.
• Turning off presetting cannot be performed.
• Perform the presetting once again by referring to the
instruction manual.
• Is the indoor contamination severe?
• Ventilate the area to use the product.
• Are there many particles on the Pre-filter?
• Clean the Pre-filter.
• Is the using location too wide?
• Use the product that fits the room size.
(Avoid using it where it is ventilated well such as
entrance, window etc.)
• Are there any obstacles near the product?
• Remove any obstacles.
• Is the unit installed at a location where air flows
freely?
• Move and install at a different location.
• Isn't there any foreign material like gloves in the
hand?
• Isn't there any foreign material like gloves in the hand?
• Are the humidifier filter and tray assembled
correctly?
• Assemble the humidifier filter hook and tray assembly
part by aligning them.
• Are there scaling built on the humidifier filter and
tray?
• Clean the humidifier filter and tray with citric acid.
• Are the humidifier filter case and cover correctly locked? • Firmly lock the humidifier filter case and cover.
• This is the sound of the water being supplied from the
water tank to the tray. (This is not a problem.)
Air Purifier
Troubleshooting before calling for service
Symptom
Confirmation
Procedures
The rate of water
decreasing in the
water tank is slowing
or not decreasing at
all.
• Is the humidifier filter correctly inserted in the tray?
• Assemble the humidifier filter hook and tray assembly
part by aligning them.
• Is there a high level of alien particles in the
humidifier filter?
• Clean the humidifier filter.
If the filter is too dirty, replace the filter.
• Is it raining or is the indoor temperature too low?
Humidity level does
not increase.
• The water in the water tank is decreasing slowly
because the humidifier amount is small.
• Is the room too wide?
• Use the product by referring to the applied area.
• Is there water in the water tank?
• Fill up water in the water tank.
• Is there a high level of alien particles in the
humidifier filter?
• Clean the humidifier filter.
If the filter is too dirty, replace the filter.
Current humidity level
displayed the product
and that displayed on
another hygrometer
are different.
[dr] is displayed on the
front panel.
Owner’s Manual
• Is the float hanging within the tray?
• Pull out and clean the tray and remove any scaling or
alien particles around the float.
• Is the front panel open?
• Close the front panel.
• Is the water tank or tray assembled correctly in the
main unit?
• Assemble the water tank or tray correctly in the main
unit.
Care and Cleaning
There is water in the
water tank but [No
water] lamp is
displayed.
• Even within the same space, the level of humidity can
vary based on the location of the product.
39
Troubleshooting before calling for service
Symptom
Air outlet has an
abnormal odor
Sensor indicator
has problem.
Confirmation
Procedures
• Are you using the product where there is smoke or
odor?
• The air cleaning function can deteriorate in locations
where there is a lot of smoke or odor. Ventilate the
space and then use the air purifier.
• Are you using the product where there is a food
smell?
• For the food smell, it can be penetrated to the filter,
therefore ventilate the space and then use the air
purifier.
• Did you completely dry the washable HEPA filter?
• If you use the washable filter without completely drying
it, it can generate a weird smell. Therefore dry the filter
completely before using it again.
• Is the water in the humidifier tray contaminated?
• Clean the tray and water tank, and then refill the water.
• Dust sensor keeps high level always.
• Clean the dust sensor or the filter. Due to the vapor
particles generated during the cooking or boiling, the
numerical value of the dust sensor can be raised.
• Odor sensor level goes up?
• LG air purifier is designed to detect polluted air,
therefore odor sensor may not react to food odors. But
deodorization filter will remove odor.
• Aren't the numerical values of the dust sensor, odor • It is the Start-up function which prepares the unit for
sensor and cleanness level continuously moving
operation. During this two minutes period, the display
from side to side?
will fluctuate to indicate that the unit is sensing the air
quality in ther room.
40
Air Purifier
Product Specification
The external dimension, design and product standard can change to improve the quality of the product.
Model Name
PH-U459 Series
Power Supply
220-240 V ~ 50 Hz
Weight of Product
Appearance Size(mm)
Power consumption
12 kg
425 (Width) x 635 (Height) x 305 (Depth)
45 W
※ The rating on the manual displays a range for possible usage, so it could be different from the rating on
the label, which displays the rating of the using region on the product.
Care and Cleaning
Owner’s Manual
41
MEMO
42
Air Purifier
MEMO
Care and Cleaning
Owner’s Manual
43
Printed in Korea
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