LG AS55GDWU0 User manual

www.lg.com
OWNER’S MANUAL
Copyright © 2019 - 2020 LG Electronics Inc. All Rights Reserved
MFL70445414
Rev.01_021120
OWNER’S MANUAL
AIR PURIFIER
Read this owner’s manual thoroughly before operating the appliance and keep it
handy for reference at all times.
AS55GD Series
EN ENGLISH
HK 粵語

TABLE OF CONTENTS This manual may contain images or content
different from the model you purchased.
This manual is subject to revision by the
manufacturer.
SAFETY INSTRUCTIONS .............................................................. 3
IMPORTANT SAFETY INSTRUCTIONS ..........................................................3
INSTALLATION...............................................................................8
Parts and Specifications....................................................................................8
Unpacking the Appliance.................................................................................10
Installation Place Requirements...................................................................... 11
Transporting Requirements............................................................................. 11
OPERATION .................................................................................12
Control Panel ..................................................................................................12
Getting Started................................................................................................14
Adjusting the Fan Speed.................................................................................14
Using the Extra Functions...............................................................................15
Knowing the Air Quality...................................................................................16
SMART FUNCTIONS.................................................................... 19
LG ThinQ Application ......................................................................................19
Smart Diagnosis..............................................................................................20
MAINTENANCE............................................................................21
Maintaining the Appliance ...............................................................................21
Cleaning the Appliance ...................................................................................22
Maintaining the Filter.......................................................................................23
TROUBLESHOOTING..................................................................24
Before Calling for Service ...............................................................................24

3
EN
SAFETY INSTRUCTIONS
The following safety guidelines are intended to prevent unforeseen risks
or damage from unsafe or incorrect operation of the appliance.
The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as
described below.
This symbol is displayed to indicate matters and operations
that can cause risk. Read the part with this symbol carefully
and follow the instructions in order to avoid risk.
WARNING
This indicates that the failure to follow the instructions can cause
serious injury or death.
CAUTION
This indicates that the failure to follow the instructions can cause the
minor injury or damage to the product.
IMPORTANT SAFETY INSTRUCTIONS
WARNING
To reduce the risk of explosion, fire, death, electric shock,
injury or scalding to persons when using this product, follow
basic precautions, including the following:
Children in the Household
• 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 a person
responsible for their safety.
• Children should be supervised to ensure that they do not play with
the appliance.

4
EN
Installation
• Do not install the appliance on an uneven or inclined surface.
• Do not install the appliance in an area exposed to direct sunlight or
near heat-generating equipment.
• Do not install the product in a place where combustible gas may leak
or industrial oil or metallic particulates are present.
• Be careful not to let the power plug pressed by the back of the
appliance.
• Do not touch the power plug with wet hands.
• When unplugging the power cord, always pull it by the plug.
• Unplug the appliance during thunder or lightning or when not in use
for a long time.
• Do not bend the power cable excessively or place a heavy object on
top of it.
• Do not extend the length of the power cable or alter it.
• Do not use several devices on a multi-socket extension outlet.
• Make the connection securely so that screw in terminals may not be
loosed when pulling cable.
• Take care to ensure that power cable could not be pulled out or
damaged during operation.
• If the supply cord is damaged, it must be replaced by the
manufacturer, its service agent or similarly qualified person in order to
avoid a hazard.
Operation
• If the appliance is immersed in water, stop using it and contact the LG
Electronics service centre.
• If there is a gas leakage (isobutane, propane, LNG, etc.), do not
touch the product or power plug and ventilate the area immediately.
• Do not clean the appliance with brushes, cloths or sponges with
rough surfaces or which are made of metallic material.
• If you detect any abnormal noise, odour or smoke, unplug the product
immediately and contact an LG Electronics service centre.

5
EN
• Only an authorized repair person from LG Electronics service centre
should disassemble, repair, or modify the appliance.
• Do not use or store fire, combustibles (ether, benzene, alcohol,
drugs, propane, butane, combustible spray, insecticide, air freshener,
cosmetics, etc.) or flammable materials (candles, lamps, etc.) near
the product.
• Do not place the power cord under rugs, carpeting or mats.
• Do not allow animals or pets to chew on the power cord.
• Do not move the appliance when it is in operation.
• Do not impact the appliance.
• Do not insert hands or metal objects into the air inlet or outlet.
• Do not install and use broken parts.
• Do not put flammables into the appliance.
• Do not move or operate the appliance while its cover is open.
• Do not allow children to climb on or play with the appliance.
• Do not place anything (coffee, flower vase or drinks, etc.) on top of
the appliance.
• The fan is not a toy. It should not be played with or placed where
young children can reach it.
Maintenance
• Dispose of the packing materials (vinyl, styrofoam, etc.) to keep them
out of reach of children.
• Be careful not to allow any part of your body to be pinched when you
detach and reattach parts of the appliance.
• You must stop operating the product and unplug the appliance before
you clean the appliance and replace the filter.

6
EN
CAUTION
To reduce the risk of minor injury to persons, malfunction, or
damage to the product or property when using this product,
follow basic precautions, including the following:
Installation
• Do not tilt the appliance to pull or push it when transporting.
• Do not install the appliance in transportation equipment (vehicle/
vessel etc.).
• Do not place the appliance near a TV or a stereo equipment.
• Do not place the appliance under bright light.
• The appliance shall be installed in accordance with national wiring
regulations.
• When moving or storing the appliance, wrap the power cord around
the base of the appliance to prevent personal injury, damage to the
cord or damage to floors.
• Do not place the appliance near curtains.
Operation
• Do not use the product for removal of toxic gas such as carbon
monoxide.
• Do not use the product for ventilation purposes.
• Do not use the appliance for a long time in a region with unstable
voltage.
• Do not place obstacles around the air inlet or outlet.
• For safe use of the appliance, children or others with reduced
mental capabilities need to be closely monitored by a person who is
responsible for their safety.
• Do not use the product for special purposes such as preserving
plants, precision instrument, artworks, etc.
• Do not operate the appliance with wet hands.

7
EN
• Do not let the moisture from the humidifier directly touch the
appliance.
• Do not use the appliance while it is not in upright position.
• Do not use the appliance near objects vulnerable to heat.
• Do not use detergents, cosmetics, chemicals, air fresheners, or
disinfectants in the appliance.
• Do not touch any internal parts while the unit is operating or
immediately after operation.
• Use the filter only for its intended purpose.
• The total harmful gas care filter and total allergen HEPA filter are
assembled together. Do not try to detach them from each other.
Maintenance
• Do not clean with strong detergents of solvent types, but use soft
cloth.
• Do not clean the appliance with an alkaline detergent.
• Do not wipe the appliance surface using sulfuric acid, hydrochloric
acid or organic solvent (thinner, kerosene etc.) or attach a sticker on
the appliance.
• Do not allow the water enter inside the appliance.
• Do not wash the filter with water.
• Be careful not to damage the pre-filter when you use a vacuum
cleaner.

8
EN
INSTALLATION
• The appearance or components of the appliance may differ depending on the model.
Parts and Specifications
Front View
aAir outlet
• It discharges purified air through the filter.
bLight of air quality
• It displays the overall air quality using a coloured light.
cAir inlet
• You may remove the front or rear cover separately.
dStatus display panel
• Use it to check the settings of the appliance and the air quality.
eControl panel
• Use it to set the appliance functions.
fAir ionizer
• It generates ions and minimizes harmful bacteria in the air.

9
EN
Rear View
aSmart Diagnosis™ part
• In the event of a malfunction or failure, you can use the Smart Diagnosis™ option to check the
appliance condition.
bPM1.0 (particles with a diameter between 1.0 and 2.5 micrometers) sensor
• It detects the concentration of particles.
cOdour (Gas) sensor
• It detects an odour (gas).
dFilter
• It minimizes allergic materials, fine particles, possible sources of sick house syndrome, smog
and other odour.
Specifications
• Appearance and specifications may vary without notice to improve the quality of the appliance.
Model AS55GD Series
Power 220-240 V~, 50 / 60 Hz
Exterior dimensions
(a x b x c)360 x 500 x 360 (mm)

10
EN
Filter System
aTotal harmful gas care filter
• It minimizes harmful odour (gas) that
are generated in everyday life such
as bathroom smell, cigarette smoke
(smell) and food smell.
bTotal allergen HEPA filter
• It minimizes PM1.0 and cigarette smoke
from the air.
cPre-filter
• It minimizes large particles floating in
the air.
dFilter handle
• Use it to separate the filter from the
appliance.
Unpacking the Appliance
Unpack the appliance and remove any packing
tape or vinyl before using the appliance.
Removing the Filter Vinyl
1 Grab the top end of the rear cover and gently
pull it. Remove the cover from the appliance.
• You will see “PM1.0 & GAS SENSOR
SYSTEM” on the rear cover of the
appliance.
2 Remove the support(a) located at the filter
inlet.
3 Remove the filter and its vinyl.