LG W3NQ08UNNP1 取扱説明書

OWNER’S MANUAL

AIR

CONDITIONER

TYPE: WINDOW (INVERTER)

W3NQ10UNNP1

EN ENGLISH

HK

MFL71143113

Rev.00_100820

Read this owner's manual thoroughly before operating the

appliance and keep it handy for reference at all times.

www.lg.com

MODELS

W3NQ08UNNP1

*MFL71143113*

粵語

2

TABLE OF CONTENTS

3 SAFETY INSTRUCTIONS

4 IMPORTANT SAFETY INSTRUCTIONS

8 PRODUCT OVERVIEW

8 Exterior Parts

8 Interior Parts

9 INSTALLATION

9 Circuit Breaker Installation

9 Installation Overview

10 How to Install the Unit

10 Drainage (Optional)

12 OPERATION

12 Control Panel and Remote Control

13 Using the Light Off Function

13 Using the Auto Clean Function

14 Wireless Remote Control

15 Air Direction

15 Slinger Fan

11 Installation of the Unit

11 Space for Outside Air Flow

18 MAINTENANCE

18 Air Filter

19 TROUBLESHOOTING

19 Before Calling for Service

19 Normal Sounds You May Hear

16 SMART FUNCTIONS

16 LG ThinQ Application

SAFETY INSTRUCTIONS

READ ALL INSTRUCTIONS BEFORE USE

Your safety and the safety of others are very important.

We have provided many important safety messages in this manual and on your appliance. Always

read and follow all safety messages.

This is the safety alert symbol.

This symbol alerts you to potential hazards that can kill or injure you and others.

All safety messages will follow the safety alert symbol and either the word WARNING or

CAUTION.

These words mean:

WARNING

You may be killed or seriously injured if you do not follow instructions.

CAUTION

You may be injured or cause damage to the product if you do not follow instructions.

All safety messages will tell you what the potential hazard is, tell you how to reduce

the chance of injury, and tell you what may happen if the instructions are not followed.

The following symbols are displayed on units.

This symbol indicates that this appliance uses a flammable refrigerant. If the refrigerant is

is leaked and exposure to an external ignition source, there is a risk of fire.

This symbol indicates that the Operation Manual should be read carefully.

This symbol indicates that a service personnel should be handling this equipment with

reference to the Installation Manual.

This symbol indicates that information is available such as the Operating Manual or

Installation Manual.

3

EN

4

SAFETY INSTRUCTIONS

●

When the power cord is to be replaced, replacement work shall be performed by authorized

personnel only using only genuine replacement parts.

and authorized personnel only.

Installation work must be performed in accordance with the National Electric Code by qualified

●Connect to a properly rated, protected, and sized power circuit to avoid electrical overload.

●Always plug into a grounded outlet.

●Do not under any circumstances, cut or remove the third (ground) prong from the power cord.

●When installing or moving the appliance, be careful not to pinch, crush, or damage the power

cord.

●Plug in the power plug properly.

●Do not modify or extend the power cord.

●Do not start/stop operation by plugging/unplugging the power cord.

●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.

●Do not turn on the circuit breaker or power under condition that front grille, cabinet, control box

are removed or opened. Otherwise, it may cause fire, electric shock, explosion or death.

●Use a dedicated circuit.

●Do not disassemble or modify the product.

●Adhere to all industry recommended safety procedures including the use of long-sleeved gloves

and safety glasses.

●Use care when unpacking and installing. The edges of the product may be sharp.

●Disconnect the power cord or circuit breaker before installing or servicing the appliance.

●Keep packaging materials out of the reach of children. These materials can pose a suffocation

risk to children.

●

Store and install the product where it will not be exposed to temperatures below freezing or

exposed to outdoor weather conditions.

other appliance.

Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any

IMPORTANT SAFETY INSTRUCTIONS

WARNING

injury to persons when using this product, follow basic precautions,

To reduce the risk of explosion, fire, death, electric shock, scalding or

including the following:

INSTALLATION

●Before use, the appliance must be properly installed as described in this manual.

●Contact the authorized service technician for repair or maintenance of this unit.

●Contact the installer for installation of this unit.

●The air conditioner is not intended for use by young children or invalids without supervision.

●Keep any required ventilation openings clear of obstruction.

●Compliance with national gas regulations shall be observed.

●If water enters the product, turn off the power at the main circuit, then unplug the product and call

for service.

●If the product has been submerged, contact the LG Electronics Customer Information Center for

instructions before resuming use.

●Unplug the product when unused for long periods.

●Unplug the product before cleaning.

●In the event of a gas leak (propane gas, etc.) do not operate this or any other appliance. Open a

window or door to ventilate the area immediately.

●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 the 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.

●The interior of the product must only be cleaned by a LG Electronics Customer Information

Center or a dealer.

●Do not use solvent-based detergent on the product. Doing so can cause corrosion or damage,

product failure, electrical shock, or fire.

GROUNDING INSTRUCTIONS

●The power cord of this appliance is equipped with a three-prong (grounding) plug. Use this with

a standard three-slot (grounding) wall power outlet to minimize the hazard of electric shock. The

sure the receptacle is properly grounded.

customer should have the wall receptacle and circuit checked by a qualified electrician to make

DO NOT CUT OR REMOVE THE THIRD (GROUND)

PRONG FROM THE POWER PLUG.

●Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the

appliance unless the cover screw is metal, and not insulated, and the wall receptacle is grounded

to make sure the receptacle is properly grounded.

through the house wiring. The customer should have the circuit checked by a qualified electrician

●Disconnect the power cord from the adapter, using one hand on each. Otherwise, the adapter

ground terminal might break. Do not use the appliance with a broken adapter plug.

-

situations. Unplugging the power cord frequently can lead to an eventual breakage of the

Situations when the appliance will be disconnected often; Do not use an adapter plug in these

ground terminal. The wall power outlet should be replaced by a three-slot (grounding) outlet

instead.

-

hazards, we strongly discourage the use of an adapter plug.

Situations when the appliance will be disconnected occasionally; Because of potential safety

OPERATION

●Use this appliance only for its intended purpose.

●Never attempt to operate this appliance if it is damaged, malfunctioning, partially disassembled,

or has missing or broken parts, including a damaged cord or plug.

●Repair or immediately replace all power cords that have become frayed or otherwise damaged.

Do not use a cord that shows cracks or abrasion damage along its length or at either end.

●Do not run cord under carpets or mats where it could be stepped on and damaged.

●Keep the cord out from under heavy objects like tables or chairs.

●Do not place the power cord near a heat source.

●Do not use an adaptor or plug the product into a shared outlet.

●Do not tamper with controls.

●

If you detect a strange sound, a chemical or burning smell, or smoke coming from the appliance,

unplug it immediately, and contact an LG Electronics Customer Information Center.

straight out from the outlet.

Never unplug the appliance by pulling on the power cord. Always grip the plug firmly and pull

●Do not grasp the power cord or touch the appliance controls with wet hands.

SAFETY INSTRUCTIONS

5

EN

6

SAFETY INSTRUCTIONS

CAUTION

To reduce the risk of minor or moderate injury to persons, malfunction, or

damage to the product or property when using this product, follow basic

precautions, including the following:

INSTALLATION

●Take care when installing the product that exhaust or condensation does not damage nearby

property.

●Follow installation instructions exactly to avoid excessive vibration or water leakage.

OPERATION

●This appliance is not intended for use as a precision refrigeration system. Do not use it for special

purposes such as maintaining pets, food, precision machinery, or art objects.

●When installing or moving the appliance, be careful not to pinch, crush, or damage the power

cord.

●Make sure the air inlet and outlet are free from obstructions.

●Use a soft cloth to clean the appliance. Do not use waxes, thinners, or harsh detergents.

●

Do not step on or place heavy objects on top of the appliance.

●

Do not drink water drained from the appliance.

Do not operate the appliance without the filter securely installed.

are used simultaneously.

Being exposed to direct airflow for an extended period of time could be hazardous to your health.

Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater

●Remove the batteries if the remote control is not to be used for an extended period of time.

●

Never mix different types of batteries, or old and new batteries for the remote control.

Stop using the remote control if there is a fluid leak in the battery. If your clothes or skin are

exposed to the leaking battery fluid, wash off with clean water.

If the leaking battery fluid has been swallowed, rinse the inside of the mouth thoroughly and

consult a doctor.

●

Do not recharge or disassemble the batteries.

MAINTENANCE

●Never use strong cleaning agents or solvents when cleaning the air conditioner or spray water.

Clean the filter every two weeks.

●Never touch the metal parts of the air conditioner when removing the air filter.

Use a smooth cloth.

●Do not install the appliance in an area where it is directly exposed to sea air (salt spray).

− Saline conditions are a cause of corrosion. (Particularly, corrosion of the condenser and

●Set up windbreak in front of the outdoor unit if installing it in coastal areas.

− Avoid direct exposure to salt winds.

− Install a firm and stiff concrete-wind shield that can withstand salt winds.

evaporator can damage the appliance or impair its performance.)

REFRIGERANT (FOR R32 ONLY)

WARNING

●Do not use means to accelerate the defrosting process or to clean, other than those

recommended by the manufacturer.

●

The appliance shall be stored in a room without continuously operating open flames (for example

●Servicing shall only be performed as recommended by the equipment manufacturer.

●The appliance shall be stored so as to prevent mechanical damage from occurring.

an operating gas appliance) and ignition sources (for example an operating electric heater).

Do not pierce or burn. Be aware that flammable refrigerants may not contain an odor.

●The appliance shall be stored in a well-ventilated area where the room size corresponds to the

room area as specified for operation.

●As the minimum installation height is 75cm. Please be aware the requirement of installation

height.

●Based on IEC 60335-2-40, there is no restriction for the minimum installation floor area since the

refrigerant charges is less than 1.224 kg.

current valid certificate from an industry-accredited assessment authority, which authorises their

Technical Safety

●Any person who is involved with working on or breaking into a refrigerant circuit should hold a

competence to handle refrigerants safely in accordance with an industry recognised assessment

specification.

Maintenance and repair requiring the assistance of other skilled personnel shall be carried out

under the supervision of the person competent in the use of flammable refrigerants.

SAFETY INSTRUCTIONS

7

EN

8

PRODUCT OVERVIEW

Exterior Parts Interior Parts

4 35

7

8

1

2

9

1

Evaporator

2

Air Guide

3

Control Box

4

Condenser

5

Compressor

6

Base Pan

7

Power Cord

1

Control Panel

2

Remote Control

3

Air Inlet

Air Filter

Vertical Air Deflector (Horizontal Louver)

Horizontal Air Deflector (Vertical Louver)

4

5

6

7

Front Grille

8

Cabinet

9

Air Outlet

1

2

3

5

4

6

7

6

Circuit Breaker Installation

Installation Overview

Foam

Tools Needed

INSTALLATION

Phillips-head

screwdriver

Flat-blade screwdriver LevelPencil

Tape measure Cutting knife Scissors

Main Power source

Circuit Breaker

Use a circuit breaker

or time delay fuse.

Read thoroughly and follow all directions provided.

A circuit breaker must be installed between the power source and the unit if the plug is not used

(see illustration below).

NOTE

●Use 15 A circuit breaker.

INSTALLATION

Drain pipe

9 EN

10

INSTALLATION

How to Install the Unit

1

Measure the space for installation to assure

a good fit. The air conditioner must be

2

Avoid exposure to direct sunlight.

installed firmly into place to prevent vibration

and noise.

There must be at least 50 cm (20 in.) of

cleared space around the rear of the unit.

Obstacles restricting the airflow may reduce

the cooling efficiency of the unit.

3

Remove all obstacles from the rear of the unit.

towards the outside to allow condensed water

to drain. (About 10~15 mm or 1/4 bubble with

Level)

4

The unit should be installed with a slight tilt

Fence

Awning

Heat

radiation

Cooled air

CAUTION

●The external grille must be exposed outside

for air discharge.

●As the minimum installation height is 75cm.

Please be aware the requirement of

installation height.

CAUTION

●Take care when inserting the drain pipe.

Push away from the sharp edge to avoid

slipping and injuring yourself.

10~15 mm

Over 50 cm

Foam

Th

ermos

tat

6

4

8

9

5

1

2

3

7

C

O

L

E

R

Level

1/4 Bubble

1

Remove the rubber cap from the hole under

the base-pan.

and pushing.

2

Press the drain pipe into the hole by hanging

on the bottom of the drain pipe. (You can

3

Connect the drain hose to the outlet located

satisfy your particular needs. Drain hose is not

supplied)

purchase the drain hose or tubing locally to

Drainage (Optional)

To drain the excess water, remove the drain cap

The base-pan may overflow due to high humidity.

from the base pan of the unit and secure the drain

pipe.

2

1

(Minimum

75-150cm

height is 75cm)

installation

INSTALLATION

Installation of the Unit

Space for Outside Air Flow

NOTE

bottom of the unit is well supported,

the top has minimum clearace and the

air inlet louveres have clearance as

shown. Holes from the outside through

to the cavity should be sealed. The

unit should slope down towards

the rear by about 10~15 mm to allow

water formed during operation to drain.

1

Prepare the hole in the wall so that the

Ensure the foam seals are not damaged.

Flash, seal or fill gaps around the inside

and outside to provide satisfactory

appearance and protection against the

weather, insects and rodents.

2

Install the unit into the wall and secure.

●Unit may be supported by a solid frame from

below or by a hanger from a solid overhead

support.

FLASH OR SEAL AROUND EXTERNAL

WALL FRAME OR ARCHITRAVE

STURDY TIMBER

FRAME ALL ROUND

UNIT

DRAIN PIPE

EXTERNAL SUPPORT

FRAME AT BALANCE

POINT OF RAC

Preferred method of installation into

a timber framed wall, partition or window.

ALTERNATIVELY, BRACKETS

AS ILLUSTRATED BELOW

MAY BE USED.

TIMBER FRAMED

WALL OR PARTITION

100 mm minimum

AIR IN

AIR OUT

OPTION A

The Foam

(Around the unit)

CAUTION

●Use an assistant to help lift the unit and set

it in place. Lifting and maneuvering the unit

by yourself could result injury.

100 mm

110~180 mm

LOUVRE

FRONT

45° BRICK CUT AWAY

TO CLEAR LOUVRES

45° BRICK CUT AWAY

TO CLEAR LOUVRES

BRICK

WALL

AIR INAIR IN

BRICK

WALL

AIR OUT

TOP VIEW

OPTION B

11 EN

OPERATION

Control Panel and Remote Control

12

OPERATION

Remote Control

1

Power

Press to turn the air conditioner ON or OFF.

2

Sleep Mode

This mode keeps operating noise to a

minimum and turns the air conditioner off

after a set time. The timer can be set from

1 to 7 hours.

3

Delay ON/OFF Timer

Delay ON - When the air conditioner is off,

set it to automatically turn on from 1 to 24

hours later, at its previous mode and fan

settings.

Delay OFF - When the air conditioner is off,

set it to automatically turn off from 1 to 24

hours later.

NOTE

●Each press of the Timer button advances

the timer by 1 hour. After the last press

the display returns to the temperature

setting.

4

Operation Mode

Press the Mode button to cycle between

4 types of air conditioner operation: Energy

Saver / Cool / Fan / Dry.

Cool - This mode is ideal on hot days to

cool and dehumidify the room quickly. Use

the Temp

buttons to set the desired

room temperature and use the Fan Speed

button to set the desired fan circulation

speed.

Energy Saver - In this mode the

compressor and fan turn off when the set

temperature is achieved. Approximately

every 3 minutes the fan turns on to allow

the unit sensor to accurately determine if

more cooling is needed.

Fan - In this mode the fan circulates air

but the compressor does not run. Use the

Fan Speed button to set fan speed to High,

Medium or Low. In this mode, you cannot

adjust the set temperature.

Dry - This mode is ideal for rainy and

damp days to dehumidify the room rather

than cooling it significantly. Humidity is

removed from the room by the combination

of compressor operation and the fan speed

off once the set temperature is reached.

Fan speed cannot be adjusted in Dry mode.

fixed at Low. The compressor and fan turn

●In the Cool, Energy Saver, Dry Mode, the

setting temperature increases by 1 °C

after 30 minutes and additional 1 °C

●The setting temperature increases up to

2 °C from the preset temperature.

after another 30 minutes for a more

comfortable sleep.

4 3 2 1

5 76

8

5

Wi-Fi

Enables connection of the air conditioner to

● Wi-Fi Pairing : Mode + Fan Speed

● Wi-Fi Off : Power + Fan Speed

the home Wi-Fi.

1

4

3

10

2

7

8

9

Auto Clean(3 s)

Light Off(3 s)

NOTE

●The feature may be changed according to the type of model.

OPERATION

6

Clean Filter

Using the Light Off Function

The Clean Filter LED lights up to notify you

that the filter needs to be cleaned. After

cleaning the filter, press

You can set the brightness of the control panel.

7

Fan Speed

Press to set the fan speed to Low (F1),

Medium (F2), or High (F3).

8

Temperature Control

The thermostat monitors room temperature

to maintain the desired temperature. The

thermostat can be set between 16 °C–30 °C

(60 °F–86 °F). Press

9

Energy Saver

In this mode the compressor and fan turn

off when the set temperature is achieved.

Approximately every 3 minutes the fan turns

on to allow the unit sensor to accurately

determine if more cooling is needed.

10

Clear

Cancel Sleep and Timer settings. Also set

the Diagnosis if held for 5 seconds.

NOTE

●Auto Restart: If the air conditioner turns off due

to a power outage, it will restart automatically

once the power is restored, with the same

settings as were set before the unit turned off.

●Energy Saver: The unit defaults to the Energy

Saver mode each time the unit is switched on

except in Fan mode or when power is restored

after an electrical power outage.

●The remote control will not function properly if

the AC infrared sensor is exposed to direct light

or if there are obstacles between the remote

controller and the air conditioner.

Temp

and

together on the control panel to turn off the

Clean Filter light.

NOTE

●

control panel, not the remote control.

The filter reset must be done using the

filter for more efficient operation. The LED

●This feature is a reminder to clean the air

light turns on after 250 hours of operation.

or arrows to

increase or decrease temperature setting.

NOTE

● This function is available with Cooling

Mode.

NOTE

● Turn on/off the control panel.

● Press Mode button on the remote control for

3 seconds, or

● Press Mode and Sleep button together on the

control panel.

Using the Auto Clean Function

In the Cooling and Dry Mode, Moisture is

removes such moisture.

generated inside the indoor unit. This function

NOTE

● If you turn off the unit, the fan continues to run

for 10 minutes and cleans the inside of the

indoor unit.

● Press Energy Saver button on the remote

control for 3 seconds.

● is displayed on the remote control.

13 EN

14

OPERATION

Wireless Remote Control

Inserting Batteries

If the display screen of the remote control begins

to fade, replace the batteries. Insert AAA (1.5 V)

batteries before using the remote control.

1

Remove the cover on the back of the

remote control.

2

Insert the new batteries and make sure that

the + and - terminals of the batteries are

installed correctly.

NOTE

●New batteries are supplied with the air

conditioner for use in the remote control.

●Do not use a rechargeable battery. Make sure

that the battery is new.

●In order to prevent discharge, remove the

battery from the remote control if the air

conditioner is not going to be used for an

extended period of time.

●Keep the remote control away from extremely

hot or humid places.

●To maintain optimal operation of the remote

control, the remote sensor should not be

exposed to direct sunlight.

OPERATION

Air Direction

Adjusting Horizontal Airflow

Adjusting Vertical Airflow

of the air conditioner’s louvers.

Airflow can be adjusted by changing the direction

The horizontal airflow is adjusted by moving the

Touch the horizontal louvers to adjust the airflow

Direction

levers of the vertical louvers to the left or right.

Direction

up or down.

NOTE

●When the weather is extremely hot, the unit

may turn off automatically to protect the

compressor.

Slinger Fan

This air conditioner is equipped with a slinger

fan. (See drawing.)

The fan’s outer ring picks up the condensed

water from the base pan if the water level gets

high enough. The water is then picked up by the

fan and expelled through the condenser, making

the air conditioner more efficient.

Ring

15 EN

SMART FUNCTIONS

16

SMART FUNCTIONS

The LG ThinQ application allows you to

communicate with the appliance using a

smartphone.

Communicate with the appliance from a

smartphone using the convenient smart features.

the or ThinQ logo

1

Check the distance between the appliance

and the wireless router (Wi-Fi network).

• If the distance between the appliance and

the wireless router is too far, the signal

strength becomes weak. It may take a

long time to register or installation may

fail.

2

Turn off the Mobile data or Cellular Data

on your smartphone.

3

Connect your smartphone to the wireless

router.

NOTE

• To verify the Wi-Fi connection, check that

icon on the control panel is lit.

• The appliance supports 2.4 GHz Wi-Fi

networks only. To check your network

frequency, contact your Internet service

provider or refer to your wireless router

manual.

• LG ThinQ is not responsible for any network

connection problems or any faults,

malfunctions, or errors caused by network

connection.

• If the appliance is having trouble connecting to

the Wi-Fi network, it may be too far from the

router. Purchase a Wi-Fi repeater (range

extender) to improve the Wi-Fi signal strength.

• The Wi-Fi connection may not connect or may

be interrupted because of the home network

environment.

• The network connection may not work

properly depending on the Internet service

provider.

• The surrounding wireless environment can

make the wireless network service run slowly.

• The appliance cannot be registered due to

problems with the wireless signal

transmission. Unplug the appliance and wait

about a minute before trying again.

• If the firewall on your wireless router is

enabled, disable the firewall or add an

exception to it.

• The wireless network name (SSID) should be

a combination of English letters and numbers.

(Do not use special characters.)

• Smartphone user interface (UI) may vary

depending on the mobile operating system

(OS) and the

manufacturer.

• If the security protocol of the router is set to

WEP, you may fail to set up the network.

Please change it to other security protocols

(WPA2 is recommended) and register the

product again.

LG ThinQ Application

This feature is only available on models with

LG ThinQ Application Features

If you experience a problem while using the

appliance,this smart diagnosis feature will help

you diagnose the problem.

Smart Diagnosis

Allows you to set various options on the

appliance and in the application.

Settings

Before Using LG ThinQ Application

TM

NOTE

• If you change your wireless router, internet

service provider, or password, delete the

registered appliance from the LG ThinQ

application and register it again.

• The application is subject to change for

appliance improvement purposes without

notice to users.

• Functions may vary by model.

SMART FUNCTIONS

17 EN

Using Audible Diagnosis to

Diagnose Issues

Follow the instructions below to use the audible

diagnosis method.

Installing the LG ThinQ

Application

Search for the LG ThinQ application from

the Google Play Store or Apple App Store on a

smartphone. Follow instructions to download

and install the application.

Open Source Software Notice

Information

To obtain the source code under GPL, LGPL, MPL,

and other open source licenses, that is contained

in this product, please visit http://opensource.lge.

com.

In addition to the source code, all referred license

terms, warranty disclaimers and copyright notices

are available for download.

LG Electronics will also provide open source code

to you on CD-ROM for a charge covering the cost

of performing such distribution (such as the cost of

media, shipping, and handling) upon email request

to [email protected]. This offer is valid for a

period of three years after our last shipment of this

product. This offer is valid to anyone in receipt of

this information.

Smart Diagnosis

This feature is only available on models with the

or logo.

Use this feature to help you diagnose and solve

problems with your appliance.

NOTE

TM

●

For reasons not attributable to LGE’s

negligence, the service may not operate due to

external factors such as, but not limited to, Wi-Fi

unavailability, Wi-Fi disconnection, local app

store policy, or app unavailability.

●

Launch the LG ThinQ application and select the

Smart Diagnosis feature in the menu. Follow

the instructions for audible diagnosis provided in

the LG ThinQ application.

NOTE

●

For best results, do not move the phone while the

tones are being transmitted.

●

The feature may be subject to change without

prior notice and may have a different form

depending on where you are located.

●

Be sure to keep ambient noise to a minimum or

the phone may not correctly receive the buzzer

beeps from the indoor unit.

Using LG ThinQ to Diagnose

Issues

If you experience a problem with your Wi-Fi

equipped appliance, it can transmit troubleshooting

data to a smartphone using the LG ThinQ

application.

●

Launch the LG ThinQ application and select

the Smart Diagnosis feature in the menu.

Follow the instructions provided in the LG

ThinQ application.

TM

1

Plug the power plug in the outlet properly.

4

After the data transfer is complete, the diagnosis

will be displayed in the application.

3

Press and hold the DIAGNOSIS [5 s] button for

5 seconds or longer while holding the smartphone

mouthpiece to the logo until the data transfer is

complete.

2

Place the mouthpiece of your smartphone close

to the

•

Keep the smartphone in place until the data

transfer has finished. Time remaining for data

transfer is displayed.

or logo.

TM

18

MAINTENANCE

2

40 °C (104 °F).

Wash the filter using lukewarm water below

3

Gently shake the excess water from the

filter.

4

Dry the filter in the shade.

5

Insert the filter into the Front grille.

Cleaning the Air Conditioner

●Wipe the front grille and inlet grille with a cloth

dampened in a mild detergent solution.

●Wash the cabinet with mild soap or detergent

and lukewarm water, then polish using liquid

appliance wax.

NOTE

●

condenser coils (outside of unit) should be

To ensure continued peak efficiency, the

checked periodically and cleaned if clogged

with soot or dirt from outside air.

●For repair and maintenance, contact a LG

Electronics Customer Service Hotline. Have

your model number and serial number

available.

MAINTENANCE

WARNING

Before cleaning or performing maintenance,

disconnect the power supply and wait until

the fan stops.

Air Filter

if cleaning is necessary. Trapped particles in the

filter can build up and block the airflow, reducing

Check the air filter at least twice a month to see

cooling capacity and causing an accumulation of

frost on the evaporator.

Remove the air filter from the front grille by

pulling the filter forward and then up slightly.

Cleaning the Air Filter

1

TROUBLESHOOTING

Before Calling for Service

The appliance is equipped with an automatic error-monitoring system to detect and diagnose problems

at an early stage. If the appliance does not function properly or does not function at all, check the

following before you call for service.

Normal Sounds You May Hear

1

2

3

4

5

1

High Pitched Chatter

2

Sound of Rushing Air

At the front of the unit, you may hear the sound of rushing air being moved by the fan.

3

Gurgle/Hiss

Gurgling or hissing noise may be heard due to refrigerant passing through evaporator during

normal operation.

4

Vibration

Unit may vibrate and make noise because of poor wall or window construction or incorrect

installation.

5

Pinging or Swishing

Droplets of water hitting condenser during normal operation may cause pinging or swishing

sounds.

19 EN

Today's high efficiency compressors may have a high pitched chatter during the cooling cycle.

Problem Possible Causes & Corrective Action

Air conditioner does

not start.

The air conditioner is unplugged.

• Make sure the air conditioner plug is pushed completely into the outlet.

The fuse is blown/circuit breaker is tripped.

• Check the house fuse/circuit breaker box and replace the fuse or reset

the breaker.

Power failure.

• If power failure occurs, turn the mode control to off. When power is

restored, wait 3 minutes to restart the air conditioner to prevent ng of the

compressor overload.

Air conditioner does

not cool as it should.

Airflow is restricted.

• Make sure there are no curtains, blinds, or furniture blocking the front of

the air conditioner.

The temp control may not be set correctly.

• Set the desired temperature to a level lower than the current temperature.

The air filter is dirty.

• Clean the filter at least every 2 weeks. See the 'MAINTENANCE

(Cleaning the Air Filter)' section.

The room may have been hot.

• When the air conditioner is first turned on, you need to allow time for the

room to cool down.

Cold air is escaping.

• Check for open fumace floor registers and cold air returns.

Cooling coils have iced up.

• See 'Air conditioner freezing up' below.

Air conditioner freez-

ing up.

The cooling coils are iced over.

• Ice may block the air flow and obstruct the air conditioner from properly

cooling the room. Set the Fan Speed High at Fan or Cool mode.

Water drips outside.

Hot, humid weather.

• This is normal.

20

TROUBLESHOOTING

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