LG B24TS User guide

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OWNER’S MANUAL

AIR CONDITIONER

Read this owner's manual thoroughly before operating the appliance and keep it handy for reference at all times.

TYPE: WALL MOUNTED

EN ENGLISH

UK 

MFL69781008

Rev.00_010821

RU 

BE 

KK 

UZ 

www.lg.com

TABLE OF CONTENTS

SAFETY INSTRUCTIONS ................................................... 3

IMPORTANT SAFETY INSTRUCTIONS ................................................3

OPERATION ....................................................................... 11

Notes for Operation .............................................................................. 11

Parts and Functions ..............................................................................11

Wireless Remote Control ......................................................................12

Restarting the Air Conditioner Automatically ........................................17

Using the Mode Function ......................................................................17

Using the Jet Mode Function ................................................................19

Using the Fan Speed Function ............................................................. 20

Using the Air Flow Direction Function ...................................................20

Setting the On/Off Timer ....................................................................... 21

Using the Sleep Function (Optional) ..................................................... 22

Using the Simple Timer Function (Optional) ......................................... 22

Using the Energy Display Function (Optional) ...................................... 23

Using the Light Off Function (Optional) ................................................23

Using the Comfort Air Function (Optional) ............................................ 23

Using the Energy Saving Function (Optional) ......................................24

Using the Energy Control Function (Optional) ......................................24

Using Special Functions ....................................................................... 25

This manual may contain images or content different from the model you purchased.

This manual is subject to revision by the manufacturer.

SMART FUNCTIONS ......................................................... 28

LG ThinQ Application ............................................................................ 28

Smart Diagnosis ...................................................................................30

MAINTENANCE ..................................................................31

Clean the Air Filter ................................................................................33

Clean the Micro Dust, Triple and Allergy Filter (Optional) .....................34

TROUBLESHOOTING ....................................................... 35

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.

Installation

xDo not install the air conditioner on an unstable surface or in a place where there is danger of it falling.

xContact an authorized service center when installing or relocating the air conditioner.

xInstall the panel and the cover of the control box safely. xDo not install the air conditioner in a place where flammable

liquids or gases such as gasoline, propane, paint thinner, etc., are stored.

xMake sure that the pipe and the power cable connecting the indoor and outdoor units are not pulled too tight when installing the air conditioner.

xUse standard circuit breaker and fuse that conform to the rating of the air conditioner.

xDo not input air or gas into the system except with the specific refrigerant.

xUse non-flammable gas (nitrogen) to check for leak and to purge air; using compressed air or flammable gas may cause fire or explosion.

xThe indoor/outdoor wiring connections must be secured tightly, and the cable should be routed properly so that there is no force pulling the cable from the connection terminals. Improper or loose connections can cause heat generation or fire.

xInstall dedicated electric outlet and circuit breaker before using the air conditioner.

xDo not connect the ground wire to a gas pipe, a lightning rod, or a telephone ground wire.

xMeans for disconnection must be incorporated in the fixed wiring in accordance with the wiring rules.

Operation

xBe sure to use only those parts listed in the service parts list. Never attempt to modify the equipment.

xMake sure that children do not climb on or hit the outdoor unit. xDispose of the batteries in a place where there is no danger of

fire. xUse only the refrigerant specified on the air conditioner label. xCut off the power supply if there is any noise, smell, or smoke

coming from the air conditioner. xDo not leave flammable substances such as gasoline, benzene, or

thinner near the air conditioner. xContact an authorized service center when the air conditioner is

submerged by flood waters. xDo not use the air conditioner for an extended period of time in a

small place without proper ventilation. xIn the event of a gas leak (such as Freon, propane gas, LP gas,

etc.) ventilate sufficiently before using the air conditioner again. xTo clean the interior, contact an authorized service center or

dealer. Using harsh detergents may cause corrosion or damage to the unit.

xBe sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously.

xDo not block the inlet or outlet of air flow. xDo not insert hands or other objects through the air inlet or outlet

while the air conditioner is operating. xMake sure that the power cable is neither dirty, loose, nor broken. xNever touch, operate, or repair the air conditioner with wet hands. xDo not place any objects on the power cable. xDo not place a heater or other heating appliances near the power

cable. xDo not modify or extend the power cable. Scratches or peeling

insulation on the power cables may result in fire or electric shock, and should be replaced.

xCut off the power supply immediately in the event of a blackout or a thunderstorm.

xTake care to ensure that power cable could not be pulled out or damaged during operation.

xDo not touch refrigerant pipe, water pipe and any internal parts while the unit is operating or immediately after operation.

Maintenance

xDo not clean the appliance by spraying water directly onto the product.

xBefore cleaning or performing maintenance, disconnect the power supply and wait until the fan stops.

Technical Safety

xInstallation or repairs made by unauthorized persons can pose hazards to you and others.

xThe information contained in the manual is intended for use by a qualified service technician who is familiar with the safety procedures and equipped with the proper tools and test instruments.

xFailure to read and follow all instructions in this manual can result in equipment malfunction, property damage, personal injury and/or death.

xThe appliance shall be installed in accordance with national wiring regulations.

xWhen the power cord is to be replaced, the replacement work shall be performed by authorized personnel using only genuine replacement parts.

xThis appliance must be properly grounded to minimize risk of electric shock.

xDo not cut or remove the grounding prong from the power plug. xAttaching the earth wire to the power outlet cover screw does not

ground the appliance unless the cover screw is metal, uninsulated, and the power outlet is grounded through house wiring.

xIf you have any doubt whether the air conditioner is properly grounded, have the power outlet and circuit checked by a qualified electrician.

xThe refrigerant and insulation blowing gas used in the appliance require special disposal procedures. Consult a service agent or a similarly qualified person before disposing of them.

xIf 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.

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

xDo not install the air conditioner in an area where it is directly exposed to sea wind (salt spray).

xInstall the drain hose properly for the smooth drainage of water condensation.

xExercise caution when unpacking or installing the air conditioner. xDo not touch the leaking refrigerant during installation or repair. xTransport the air conditioner with two or more people or use a

forklift. xInstall the outdoor unit such that it is protected from direct

sunlight. Do not place the indoor unit in a place where it is directly exposed to sunlight via the windows.

xSafely dispose of packing materials such as screws, nails or batteries using proper packaging after installation or repair.

xInstall the air conditioner in a place where the noise from the outdoor unit or the exhaust fumes will not inconvenience the neighbors. Failure to do so may result in conflict with the neighbors.

Operation

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

xMake sure that the filter is installed before operating the air conditioner.

xBe sure to check if there is a refrigerant leak after installing or repairing the air conditioner.

xDo not place any object on the air conditioner. xNever mix different types of batteries, or old and new batteries for

the remote control. xDo not let the air conditioner run for a long time when humidity is

very high or when a door or a window has been left open. xStop 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.

xDo not expose people, animals, or plants to the cold or hot wind from the air conditioner for extended periods of time.

xIf the leaking battery fluid has been swallowed, rinse the inside of the mouth thoroughly and consult a doctor.

xDo not drink the water drained from the air conditioner. xDo not use the product for special purposes, such as preserving

foods, works of art, and etc. It is an air conditioner for consumer purposes, not a precision refrigeration system. There is risk of damage or loss of property.

xDo not recharge or disassemble the batteries.

Maintenance

xNever touch the metal parts of the air conditioner when removing the air filter.

xUse a sturdy stool or ladder when cleaning, maintaining, or repairing the air conditioner at a height.

xNever use strong cleaning agents or solvents when cleaning the air conditioner or spray water. Use a smooth cloth.

Disposal of Waste Batteries/Accumulators

x This symbol may be combined with chemical symbols for mercury (Hg), cadmium

(Cd) or lead (Pb) if the battery contains more than 0.0005 % of mercury, 0.002 % of cadmium or 0.004 % of lead.

x All batteries/accumulators should be disposed separately from the municipal waste

stream via designated collection facilities appointed by the government or the local authorities.

x The correct disposal of your old batteries/accumulators will help to prevent potential

negative consequences for the environment, animal and human health.

x For more detailed information about disposal of your old batteries/accumulators,

please contact your city office, waste disposal service or the shop where you purchased the product.

OPERATION

Notes for Operation

Suggestion for Energy Saving

x Do not over-cool the space. This may be harmful for your health and may consume more

electricity. x Block sunlight with blinds or curtains while you are operating the air conditioner. x Keep doors or windows closed tightly while you are operating the air conditioner. x Adjust the direction of the air flow vertically or horizontally to circulate indoor air. x Speed up the fan to cool or warm indoor air quickly, within a short period of time. x Open windows regularly for ventilation. The indoor air quality may deteriorate if the air conditioner

is used for long durations. x Clean the air filter once every 2 weeks. Dust and impurities collected in the air filter may block the

air flow or reduce the unit performance.

Parts and Functions

Indoor Unit Outdoor Unit

Air Filter

Air Intake

Front Cover

Air Outlet

Air Deflector (Horizontal Vane)

Air Deflector (Vertical Louver)

On/Off Button

Air Intake Vents

Air Outlet Vents

NOTE

x The number and location of operation lamps may vary according to the model of the air

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

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.

Remove the battery cover.

Insert the new batteries and make sure that

the + and - terminals of the batteries are installed correctly.

Installing the Remote Control Holder

To protect the remote control, install the holder where there is no direct sunlight.

Choose a safe and easily accessible

location.

Operating Method

Point the remote control towards the signal receiver at the right side of the air conditioner to operate it.

NOTE

x The remote control may operate other

electronic devices if it is directed towards them. Make sure to point the remote control towards the air conditioner signal receiver.

x For proper operation, use a soft cloth to clean

the signal transmitter and receiver.

x In case of a function not provided in the

product, no buzzer sound occurs from the product when a button for such function on the remote control is pressed except for Air

Flow Direction ( Air Purification function (

), Energy Display (

SWING

kW [3 s]

Fix the holder by fastening 2 screws firmly

with a screwdriver.

Setting the Current Time

Insert batteries.

x The icon below blinks at the bottom of the

display screen.

Press or button to select the

minutes.

Press SET/CANCEL button to finish.

NOTE

x The On/Off Timer is available after setting the

current time.

Using the °C/°F Conversion Function (Optional)

This function changes unit between °C and °F

x Press and hold

SWING

button about 5 seconds.

℃↔℉ [5 s]

Operating the Air Conditioner without the Remote Control

You can use the ON/OFF button of the indoor unit to operate the air conditioner when the remote control is unavailable.

Open the front cover (Type2) or horizontal

vane (Type1).

Press the ON/OFF button.

Type1

ON/OFF

Type2

ON/OFF

NOTE

x The stepping motor may be broken, if the

horizontal vane opens rapidly. x The fan speed is set to high. x The feature may be changed according to the

type of model. x The temperature cannot be altered when

using this emergency ON/OFF button. x For cooling-only models, the temperature is

set to 22 °C x For cooling & heating models, the temperature

is set from 22 °C to 24 °C

Using Wireless Remote Control

You can operate the air conditioner more conveniently with the remote control.

MODE

TEMP

kW [3 s]

SWING

℃↔℉ [5 s]

SET UP

FUNC.

TIMER CANCEL

FAN

SPEED

JET

MODE

ROOM TEMP

DIAGNOSIS [5 s]

SET

CANCEL

RESET

Button

Display

Screen

- To turn on/off the air conditioner.

To adjust the desired room temperature in cooling, heating or auto changeover mode.

To select the cooling mode.

To select the heating mode.

MODE

To select the dehumidification mode.

To select the fan mode. To select the auto changeover/auto

operation mode.

JET

MODE

FAN

SPEED

SWING

To change room temperature quickly.

To adjust the fan speed.

To adjust the air flow direction vertically or horizontally.

NOTE

x * buttons may be changed according to the type of model.

Description

MODE

TEMP

kW [3 s]

SWING

℃↔℉ [5 s]

SET UP

FUNC.

TIMER CANCEL

FAN

SPEED

JET

MODE

ROOM TEMP

DIAGNOSIS [5 s]

SET

CANCEL

RESET

Button

TIMER

SET/

CANCEL

*LIGHT

OFF

ROOM

TEMP

 To change unit between °C and °F

*ENERGY

SAVING

*COMFORT

AIR

 -

*ENERGY

CTRL

*COMFORT

SLEEP

DIAGNOSIS



Display

Screen

To turn on/off air conditioner automatically at desired time.

To set/cancel the special functions and timer.

- To cancel the timer settings.

- To adjust time.

To set the brightness of the display on the indoor unit.

To display the room temperature.

To minimize power consumption.

To adjust the air flow to deflect wind.

To set whether or not to display information regarding energy.

To bring the effect of the power saving.

To make a comfortable sleeping environment.

To conveniently check maintenance information of a product.

Description

MODE

TEMP

kW [3 s]

SWING

℃↔℉ [5 s]

SET UP

FUNC.

TIMER CANCEL

FAN

SPEED

JET

MODE

ROOM TEMP

DIAGNOSIS [5 s]

SET

CANCEL

RESET

Button

Display

Screen

The Ion generator uses millions of ions

to help improve indoor air quality. To reduce noise from outdoor units. To keep your skin moisturized by

generating ion clusters.

FUNC.

To lower indoor humidity quickly. To maintain a minimum room

temperature and prevent objects in the room from freezing.

To scare away a mosquito.

To remove moisture generated inside the indoor unit.

To make a comfortable sleeping environment.

RESET - To initialize the remote control settings.

NOTE

x Some functions may not be supported, depending on the model. x * buttons may be changed according to the type of model. x Press the SET/CANCEL button to operate the selected FUNC.

Description

Restarting the Air Conditioner Automatically

When the air conditioner is turned on again after a power failure, this function restores the previous settings.

Disabling Auto Restart

Open the front cover (Type2) or horizontal

vane (Type1).

Press the ON/OFF button and hold it for 6

seconds, then the unit will beep twice and the lamp will blink twice 4 times.

x To re-enable the function, press the ON/

OFF button and hold it for 6 seconds. The unit will beep twice and the lamp will blink 4 times.

Type1

ON/OFF

Type2

Using the Mode Function

This function allows you to select the desired function.

Cooling Only Model

Cooling Mode

Auto Operation(AI) Mode

Dehumidification Mode

Fan Mode

Cooling & Heating Model

Cooling Mode

Auto Changeover Mode

Dehumidification Mode

ON/OFF

NOTE

x The feature may be changed according to the

type of model.

x If you press and hold the ON/OFF button for 3

– 5 seconds, instead of 6 seconds, the unit will switch to the test operation. In the test operation, the unit blows out strong cooling air for 18 minutes and then returns to factory default settings.

Heating Mode

Fan Mode

Cooling Mode

Turn the appliance on.

Press MODE button repeatedly to select the

Cooling Mode.

is displayed on the display screen.

Press or button to set the desired temperature.

Auto Operation (Artificial Intelligence)

Cooling Only Model

This mode automatically sets the fan speed and temperature depending on the room temperature.

Turn the appliance on.

Press MODE button repeatedly to select the

Auto Operation.

is displayed on the display screen.

Press or button to select the desired operation code if the temperature is higher or lower than the desired temperature.

Code Description

2 Cold 1 A little cold 0 Maintain room temperature

-1 A little hot

-2 Hot

NOTE

x In this mode, you cannot adjust the fan speed,

but you can set the air deflector to rotate automatically.

Auto Changeover Mode

Cooling & Heating Model

This mode changes the mode automatically to maintain the set temperature at ±2 °C

Turn the appliance on.

Press MODE button repeatedly to select the

Auto Changeover Mode.

is displayed on the display screen.

Press or button to set the desired temperature.

Press FAN SPEED button to adjust the fan

speed.

Dehumidification Mode

This mode removes excess moisture from a highly humid environment or during the rainy season, in order to prevent mildew from setting in. This mode adjusts the room temperature and the fan speed automatically to maintain the optimal level of humidity.

Turn the appliance on.

Press MODE button repeatedly to select the

Dehumidification Mode.

is displayed on the display screen.

NOTE

x In this mode you cannot adjust the room

temperature, it is adjusted automatically. x The room temperature is not displayed on the

display screen. x In the dehumidification mode, compressor and

indoor fan may not operate when the room

temperature is below 24 °C

Heating Mode

Turn the appliance on.

Press MODE button repeatedly to select the

Heating Mode.

is displayed on the display screen.

Press or button to set the desired temperature.

NOTE

x will be displayed on the indoor unit when

defrosting is operating.

x Furthermore, this indication will be displayed

on the indoor unit:

 When preheating is operating.  When the room temperature has been

reached to the set temperature.

Fan Mode

This mode only circulates the indoor air without changing the room temperature.

Turn the appliance on.

Press MODE button repeatedly to select the

Fan Mode.

is displayed on the display screen.

Press FAN SPEED button to adjust the fan

speed.

Using the Jet Mode Function

Changing Room Temperature Quickly

This function allows you to cool indoor air quickly during the summer or warm it quickly during winter.

x Cooling & Heating model : The Jet Mode

function is available with Cooling, Heating and

Dehumidification Mode. x Cooling Only model : The Jet Mode function is

available with Cooling, Dehumidification, Fan,

Auto Operation Mode and Air Purification

function.

Turn the appliance on.

Press MODE button repeatedly to select the

desired mode.

Press JET MODE button.

is displayed on the display screen.

NOTE

x Jet Heating Mode is not available on some

models. x In Jet Cooling Mode, strong air blows out for

30 minutes. x After 30 minutes later, setting temperature is

maintaining 18 °C

If you want to change the temperature, Press

or button to set the desired

temperature. x In Jet Heating Mode, strong air blows out for

30 minutes. x After 30 minutes later, setting temperature is

maintaining 30 °C

If you want to change the temperature, Press

or button to set the desired

temperature. x This function may operate differently from the

remote control display.

Using the Fan Speed Function

Adjusting the Fan Speed

x Press FAN SPEED button repeatedly to adjust

the fan speed.

Display Screen Speed

High

Medium - High

Medium

Medium - Low

Low

- Natural Wind

NOTE

x The fan speed of Natural Wind adjusts

automatically.

 

x The fan speed icons are displayed on some

indoor units.

   

x Indoor unit display is displayed only 5 seconds

and return to the setting temperature on some models.

Using the Air Flow Direction Function

This function adjusts the direction of the air flow vertically (horizontally).

(

x Press

SWING

the desired direction.

 Select

air flow automatically.

NOTE

x Adjusting the air flow direction horizontally

may not be supported, depending on the

model. x Adjusting the air deflector arbitrarily may

cause product failure. x If you restart the air conditioner, it starts to

operate with the previously set direction of air

flow, so the air deflector may not match the

icon displayed on the remote control. When

this occurs, press

adjust the direction of the air flow again. x This function may operate differently from the

remote control display.

) button repeatedly and select

SWING

( ) to adjust the direction of the

button to

SWING

Setting the On/Off Timer

This function sets the air conditioner to turn on/ off automatically at desired time.

On/Off Timer can be set together.

Setting the On Timer

Press

x The icon below blinks at the bottom of the

display screen.

Press or button to select the

minutes.

Press SET/CANCEL button to finish.

x After setting the timer, current time and

screen indicating that the desired time is set.

Canceling the On Timer

Press

x The icon below blinks at the bottom of the

display screen.

button repeatedly.

TIMER

icon are displayed on the display

button repeatedly.

TIMER

Setting the Off Timer

Press

x The icon below blinks at the bottom of the

display screen.

Press or button to select the

minutes.

Press SET/CANCEL button to finish.

x After setting the timer, current time and

screen indicating that the desired time is set.

NOTE

x This function is disabled when you set Simple

Timer.

button repeatedly.

TIMER

icon are displayed on the display

Canceling the Off Timer

Press

x The icon below blinks at the bottom of the

display screen.

button repeatedly.

TIMER

Press SET/CANCEL button to cancel the

setting.

Press SET/CANCEL button to cancel the

setting.

Canceling the Timer Setting

x Press

button to cancel all timer settings.

CANCEL

Using the Sleep Function (Optional)

This function turns off the air conditioner automatically when you go to sleep.

Turn the appliance on.

Press

x The icon below blinks at the bottom of the

display screen.

Press or button to select the hour

(up to 7 hours).

Press SET/CANCEL button to finish.

NOTE

x is displayed on some indoor units. x Indoor unit display is displayed from 1H to 7H

which is displayed only 5 seconds and then return to the setting temperature.

x In the Cooling and Dehumidification Mode, the

temperature increases by 1 °C after 30 minutes and additional 1 °C after another 30 minutes for a more comfortable sleep.

x The temperature increases up to 2 °C from

the preset temperature.

x Although the remark for fan speed on the

display screen may be changed, the fan speed is adjusted automatically.

button repeatedly.

TIMER

is displayed on the display screen.

Using the Simple Timer Function (Optional)

This function turns off the air conditioner automatically when you go to sleep.

Turn the appliance on.

Press

x The icon below blinks at the bottom of the

display screen.

Press or button to select the hour

(up to 7 hours).

Press SET/CANCEL button to finish.

NOTE

x This function is disabled when you set Off

Timer.

button repeatedly.

TIMER

is displayed on the display screen.

Using the Energy Display Function (Optional)

This function displays the amount of electricity generated on the indoor display as the product operates.

Display the Current Energy Usage

Turn the appliance on.

Press seconds.

x The instantaneous power consumption (

some indoor units.

Display the Cumulative Energy Usage (Optional)

Turn the appliance on.

Press seconds twice.

x The cumulative power consumption (

is displayed for a while on some indoor units.

NOTE

x It is not displayed on the wireless remote

control.

x kW refers to instantaneous power

consumption.

x kWh refers to cumulative power consumption. x If it is more than 99 kWh, which is the range

of expression, maintain it as 99 kWh. x Power off resets its value. x Display wattage under 10 kW(h) with 0.1

kW(h) unit, and display one over 10 kW(h)

with 1 kW(h) unit. x The actual power may differ from the power

displayed.

button and hold it about 3

kW [3 s]

) is displayed for a while on

kWh

button and hold it about 3

kW [3 s]

kW kWh

Using the Light Off Function (Optional)

Display Screen Brightness

You can set the brightness of the indoor unit display screen.

x Press LIGHT OFF button.

NOTE

x Turn on/off the Display screen.

Using the Comfort Air Function (Optional)

Comfort Vane Operation

This function conveniently sets the vane to a preset position to deflect the supply air away from blowing directly onto the occupants in the room.

Turn the appliance on.

Press COMFORT AIR button repeatedly

and select the desired direction.

or is displayed on the display

screen.

)

NOTE

x or is displayed on some indoor units. x This function is disabled when you press

MODE or JET MODE button.

x This function is disabled and auto swing of

vertical direction is set up when you press

button.

SWING

x When this function is off, the horizontal vane

operates automatically depending on the set mode.

Using the Energy Saving Function (Optional)

This function minimizes power consumption during Cooling and increases the set temperature to the optimal level for a more comfortable environment. The temperature automatically settles at 22 °C if desired temperature is below 22 °C The temperature remains constant if it is above 22 °C

Turn the appliance on.

Press MODE button repeatedly to select the

Cooling Mode.

Press ENERGY SAVING button.

x is displayed on the display screen.

Using the Energy Control Function (Optional)

Turn the appliance on.

Press ENERGY CTRL button.

x Press ENERGY CTRL button repeatedly

to select each step.

NOTE

x 1 step : The power Input is decreased by 20

% compared to rated power input.

is displayed on the display screen.



x 2 step : The power Input is decreased by 40

% compared to rated power input.



is displayed on the display screen.

x 3 step (Optional) : The power Input is

decreased by 60 % compared to rated power input.

is displayed on the display screen.



(1 step), (2 step) is displayed on some

indoor units. x This function is available with Cooling Mode. x Capacity may decrease when Energy Control

mode is selected. x Desired temperature is displayed about 5

seconds if you press FAN SPEED,

button. x Room temperature is displayed about 5

seconds if you press ROOM TEMP button.

Using Special Functions

Turn the appliance on.

Press FUNC button repeatedly to select the

desired function.

Press SET/CANCEL button to finish.

Display

Screen

The Ion generator uses millions of ions to help improve indoor air quality.

To reduce noise from outdoor units.

To keep your skin moisturized by generating ion clusters.

To lower indoor humidity quickly.

To maintain a minimum room temperature and prevent objects in the room from freezing.

To scare away a mosquito.

To remove moisture generated inside the indoor unit.

To make a comfortable sleeping environment.

Description

NOTE

x Some functions may not be supported,

depending on the model. x Some functions may operate differently from

the remote control display.

Canceling Special Functions

Press FUNC button repeatedly to select the

desired function.

Press SET/CANCEL button to cancel the

function.

Using the Air Purification Function

These functions supply clean and fresh air by ion particles and the filter.

Function Display Description

Ion particles from Ionizer

Ionizer

Plasma

NOTE

x You can use this function without turning the

air conditioner on.

x Both the plasma lamp and the cooling lamp

light up while Smoke Away/Plasma is in

operation on some models. x Do not touch ionizer during operation. x This function may operate differently from the

remote control display.

sterilize the aerial bacteria and other harmful substances.

It removes microscopic contaminants from the intake air completely to supply clean and fresh air.

Using the Silent Function

This function prevents potential claims by neighbors, reducing noise from outdoor units.

is displayed on the display screen.

NOTE

x This function is disabled when you press

MODE or ENERGY CTRL or JET MODE button.

x This function is available with Cooling,

Heating, Auto Changeover, Auto Operation Mode.

Using the Ion Care Function

This function keeps your skin moisturized by generating ion clusters which is absorbed into the surface of skin.

is displayed on the display screen about 3

seconds.

NOTE

x This function is available with Cooling, Fan

Mode and Air Purification function.

Using the Jet Dry Function

This function maximizes the performance of dehumidification.

, are displayed on the display screen.

NOTE

x This function is available with Cooling,

Dehumidification, Auto Operation, Fan Mode and Air Purification function.

x This function is not available with Sleep

function.

x This function is disabled when you press

MODE button.

Using the Low Heating Function

This function operates the heating system to maintain a minimum room temperature and prevent objects in the room from freezing where there is no permanent resident, such as a vacation.

, are displayed on the display screen.

NOTE

x This function is available with Heating Mode. x During LH operation, when you press buttons

such as

then return to Heating Mode. x If JET MODE button is pressed during LH

operation, this function is disabled and Power

Heating Mode is operated immediately. (only

for power heating model) x In case an error occurred, operation can be

interrupted for the protection of the product. x COMFORT AIR and

used while the LH function is in operation.

, , MODE, FAN SPEED, and

button cannot be

SWING

Using the Mosquito Away Function

This function fans away mosquitos by generating a high-frequency wave.

is displayed on the display screen.

Using the Auto Clean Function

In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function removes such moisture.

is displayed on the display screen.

NOTE

x Some functions cannot be used while the Auto

Clean function is in operation.

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

for 30 minutes and cleans the inside of the indoor unit.

Using the Comfort Sleep Function

This function operates the air conditioner automatically to make the comfortable sleep environment.

, are displayed on the display screen.

NOTE

x This function is available with Cooling Mode. x The vane stops swing and sets indirect airflow

angle, after 30 minutes from start even though the room temperature doesn’t decrease to optimal temperature to sleep.

x It is possible that a comfortable sleep

environment is different according to the people.

NOTE

x You can use this function without turning the

air conditioner on. x is displayed on some indoor units.

SMART FUNCTIONS

LG ThinQ Application

This feature is only available on models with the

or ThinQ logo.

The LG ThinQ application allows you to communicate with the appliance using a smartphone.

LG ThinQ Application Features

Communicate with the appliance from a smartphone using the convenient smart features.

Smart Diagnosis

x If you experience a problem while using the

appliance, this smart diagnosis feature will

help you diagnose the problem.

Settings

x Allows you to set various options on the

appliance and in the application.

NOTE

x If you change your wireless router, internet

service provider, or password, delete the

registered appliance from the LG ThinQ

application and register it again. x The application is subject to change for

appliance improvement purposes without

notice to users. x Functions may vary by model.

Before Using LG ThinQ Application

Check the distance between the appliance

and the wireless router (Wi-Fi network).

x 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.

Turn off the Mobile data or Cellular Data

on your smartphone.

Connect your smartphone to the wireless

router.

NOTE

x To verify the Wi-Fi connection, check that

icon on the control panel is lit.

x 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.

x LG ThinQ is not responsible for any network

connection problems or any faults, malfunctions, or errors caused by network connection.

x 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.

x The Wi-Fi connection may not connect or may

be interrupted because of the home network environment.

x The network connection may not work

properly depending on the Internet service provider.

x The surrounding wireless environment can

make the wireless network service run slowly.

x The appliance cannot be registered due to

problems with the wireless signal

transmission. Unplug the appliance and wait

about a minute before trying again. x If the firewall on your wireless router is

enabled, disable the firewall or add an

exception to it. x The wireless network name (SSID) should be

a combination of English letters and numbers.

(Do not use special characters.) x Smartphone user interface (UI) may vary

depending on the mobile operating system

(OS) and the manufacturer. x 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.

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.

Wireless LAN Module Specifications

Model LCW-003 Frequency

Range

Output Power(Max)

Wireless function S/W version: V 1.0 This device should be installed and operated

with a minimum distance of 20 cm between the device and the body.

2412 to 2472 MHz

IEEE 802.11b:18.37 dBm IEEE 802.11g:17.67 dBm IEEE 802.11n:17.67 dBm

Declaration of Conformity

The LG Electronics declares that the type of radio equipment AIR CONDITIONER corresponds to the Technical regulations of radio equipment; The full text of the Declaration of Conformity is available on the website at the following address: https://www.lg.com/global/support/cedoc/cedoc

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 opensource@lge.com. 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

x 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. x The feature may be subject to change without

prior notice and may have a different form

depending on where you are located.

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.

x Launch the LG ThinQ application and select

the Smart Diagnosis feature in the menu.

Follow the instructions provided in the LG

ThinQ application.

Using Audible Diagnosis to Diagnose Issues

Follow the instructions below to use the audible diagnosis method.

x 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.

Plug the power plug in the outlet properly.

Place the mouthpiece of your smartphone

close to the or logo.

Press and hold the 

button for 5 seconds or longer while holding the smartphone mouthpiece to the logo until the data transfer is complete.

x Keep the smartphone in place until the

data transfer has finished. Time remaining for data transfer is displayed.

After the data transfer is complete, the

diagnosis will be displayed in the application.

NOTE

x For best results, do not move the phone while

the tones are being transmitted.

x Be sure to keep ambient noise to a minimum

or the phone may not correctly receive the buzzer beeps from the indoor unit.

MAINTENANCE

WARNING

x Before cleaning or performing maintenance, disconnect the power supply and wait until the fan

stops.

If the air conditioner will not be used for an extended period of time, dry the air conditioner to maintain it in best condition. Clean the product regularly to maintain optimal performance and to prevent possible breakdown.

x Dry the air conditioner in Fan mode for 3 to 4 hours and disconnect the power. There may be

internal damage if moisture is left in its components. x Before using the air conditioner again, dry the inner components of the air conditioner in Fan mode

for 3 to 4 hours. This will help to remove the odor generated from moisture.

Air Filter

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

Type Description Interval

Air filter Clean with a vacuum or hand wash. 2 weeks

Triple filter Clean with a vacuum or brush. Every 3 months

Micro dust filter Clean with a vacuum or brush. Once a month Ionizer (Optional) Use dry cotton bud to remove any dust. Every 6 months

Clean the Indoor unit surface by using a soft, dry cloth. Regularly

Indoor unit

Outdoor unit

Have a professional clean the condensate drain pan. Once a year Have a professional clean the condensate drain pipe. Every 4 months Replace the remote control batteries. Once a year Have a professional clean the heat exchanger coils and

the panel vents. (Consult with technician.) Have a professional clean the fan. Once a year Have a professional clean the condensate drain pan. Once a year Have a professional verify that all the fan assembly is

firmly tightened. Clean the electric components with air. Once a year

Once a year

NOTE

x Never use water that is higher than 40 °C when you clean the filters. It may cause deformation or

discoloration. x Never use volatile substances when you clean the filters. They may damage the surface of the

product. x Do not wash the Micro dust filter with water, because the filter can be damaged (Optional). x Do not wash the Triple filter with water, because the filter can be damaged (Optional).

Clean the Air Filter

Clean the air filters once every 2 weeks, or more, if necessary.

NOTE

x The air filter can be broken when it is bent. x When the air filter is not assembled correctly,

dust and other substances can enter into the

indoor unit.

Type1

If you look at the indoor unit from above it, can assemble the top filter easily.

Turn off the power to the unit.

Hold the knobs of the air filter, lift it up

slightly.

Remove it from the indoor unit.

Push down hooks to assemble the air filter.

Check the side of the front cover for correct

assembly of the air filter.

Type2

Turn off the power to the unit.

Open the front cover.

x Lift up both sides of the cover slightly.

Hold the knobs of the air filters, pull them

down slightly and remove them from the indoor unit.

Clean the filters with a vacuum cleaner or

with lukewarm water with neutral detergent.

Clean the filter with a vacuum cleaner or

with lukewarm water with neutral detergent.

Dry the filter in the shade.

Insert the hooks of the air filter into the front

cover.

Dry the filters in the shade.

Insert the hooks of the air filters into the

front cover.

Check the side of the front cover for correct

assembly of the air filters.

Clean the Micro Dust, Triple and Allergy Filter (Optional)

Turn off the power to the unit.

Remove the air filters from the indoor unit.

Remove the Micro dust, Triple and Allergy

filter from the indoor unit.

Type1

Type2

Clean the filter with a vacuum cleaner.

Insert the Micro dust, Triple and Allergy

filter.

Type1

Type2

Assemble the air filters.

Check the side of the front cover for correct

assembly of the air filters.

NOTE

x The feature and location of Micro dust, Triple

and Allergy filter may vary according to the type of model.

TROUBLESHOOTING

Self-diagnosis Function

This product has a built-in self-diagnosis function. If an error occurs, the lamp of the indoor unit will blink in 2 second intervals. If this occurs, contact your local dealer or service center.

Before Calling for Service

Please check the following before you contact the service center. If the problem persists, contact your local service center.

Symptoms Possible Causes & Solution

Burning smell and strange sounds are coming from the unit.

x Turn off the air conditioner, switch OFF, or disconnect the power supply,

and contact the service center.

Water leaks from the indoor unit even when the humidity level is low.

x Turn off the air conditioner, switch OFF, or disconnect the power supply,

and contact the service center.

The air conditioner does not work normally.

The air conditioner does not work.

The power cable is damaged or it is generating excessive heat.

x Turn off the air conditioner, switch OFF, or disconnect the power supply,

and contact the service center.

A switch, a circuit breaker (safety, ground), or a fuse is not operated properly.

x Turn off the air conditioner, switch OFF, or disconnect the power supply,

and contact the service center.

The unit generates an error code from its self-diagnosis.

x Turn off the air conditioner, switch OFF, or disconnect the power supply,

and contact the service center.

The air conditioner is unplugged.

x Check whether the power cord is plugged into the outlet or the power

isolators are switched on.

A fuse exploded, or the power supply is blocked.

x Replace the fuse or check if the circuit breaker has tripped.

A power failure has occurred.

x Turn off the air conditioner when a power failure occurs. x When the power is restored, wait 3 minutes, and then turn on the air

conditioner.

The voltage is too high or too low.

x Check if the circuit breaker has tripped.

The air conditioner was turned off automatically at a preset time.

x Turn the air conditioner on.

The battery setting in the remote controller is incorrect.

x Make sure that the batteries are inserted correctly in your remote

controller.

x If the batteries are placed correctly, but the air conditioner still does not

operate, replace the batteries and try again.

Symptoms Possible Causes & Solution

Air is not circulating properly.

x Make sure that there are no curtains, blinds, or pieces of furniture

blocking the front of the air conditioner.

The air filter is dirty.

x Clean the air filter once every 2 weeks. x See “Clean the Air Filter” for more information.

The room temperature is too high.

x In summer, cooling the indoor air fully may take some time. In this case,

select the Jet Mode to cool the indoor air quickly.

Cold air is escaping from the room.

The air conditioner does not emit cool air.

The fan speed cannot be adjusted.

The temperature cannot be adjusted.

The air conditioner stops during operation.

x Make sure that no cold air is escaping through the ventilation points in

the room.

The desired temperature is higher than the current temperature.

x Set the desired temperature to a level lower than the current

temperature.

There is a heating source nearby.

x Avoid using heat generators like electric ovens or gas burners while the

air conditioner is in operation.

Fan Mode is selected.

x During Fan Mode, air blows from the air conditioner without cooling or

heating the indoor air.

x Switch the operation mode to cooling operation.

Outside temperature is too high.

x The cooling effect may not be sufficient.

The Jet Mode, or Auto Operation Mode is selected.

x In some operation modes, you cannot adjust the fan speed. Select an

operation mode in which you can adjust the fan speed.

The Fan Mode or Jet Mode is selected.

x In some operation modes, you cannot adjust the temperature. Select an

operation mode in which you can adjust the temperature.

The air conditioner is suddenly turned off.

x The Timer Function may have timed out, which turns the unit off. Check

the timer settings.

A power failure has occurred during operation.

x Wait for the power to come back. If you have the Auto Restart function

enabled, your unit will resume its last operation several minutes after power is restored.

Symptoms Possible Causes & Solution

The indoor unit is still operating even when the unit has been turned off.

The air outlet on the indoor unit is discharging mist.

Water leaks from the outdoor unit.

There is noise or vibration.

The indoor unit gives off an odor.

The air conditioner does not emit warm air.

The Auto Clean function is being operated.

x Allow the Auto Clean function to continue since it removes any remaining

moisture inside the indoor unit. If you do not want this feature, you can turn the unit off.

The cooled air from the air conditioner makes mist.

x When the room temperature decreases, this phenomenon will disappear.

In the heating operations, condensed water drops from the heat exchanger.

x This symptom requires installing a drain hose under the base pan.

Contact the installer.

A clicking sound can be heard when the unit starts or stops due to movement of the reversing valve. Creaking sound: The plastic parts of the indoor unit creak when they shrink or expand due to sudden temperature changes. Flowing or Blowing sound: This is the flow of refrigerant through the air conditioner.

x These are normal symptoms. The noise will stop.

Odors (such as cigarette smoke) may be absorbed into the indoor unit and discharged with airflow.

x If the smell does not disappear, you need to wash the filter. If this does

not work, contact the service center to clean your heat exchanger.

When Heating Mode starts, the vane is almost closed, and no air comes out, even though the outdoor unit is operating.

x This symptom is normal. Please wait until the unit has generated enough

warm air to blow through the indoor unit.

The outdoor unit is in Defrosting Mode.

x In Heating Mode, ice/frost is built up on the coils when the outside

temperature falls. This function removes a layer of frost on the coil, and it should finish in approximately 15 minutes.

Outside temperature is too low.

x The heating effect may not be sufficient.

Symptoms Possible Causes & Solution

The password for the Wi-Fi that you are trying to connect to is incorrect.

x Find the Wi-Fi network connected to your smartphone and remove it,

then register your appliance on LG ThinQ.

Mobile data for your smartphone is turned on.

x Turn off the Mobile data of your smartphone and register the appliance

using the Wi-Fi network.

Your home appliance and smartphone is not connected to the Wi-Fi network.

The wireless network name (SSID) is set incorrectly.

x The wireless network name (SSID) should be a combination of English

letters and numbers. (Do not use special characters.)

The router frequency is not 2.4 GHz.

x Only a 2.4 GHz router frequency is supported. Set the wireless router to

2.4 GHz and connect the appliance to the wireless router. To check the router frequency, check with your Internet service provider or the router manufacturer.

The distance between the appliance and the router is too far.

x If the distance between the appliance and the router is too far, the signal

may be weak and the connection may not be configured correctly. Move the location of the router so that it is closer to the appliance.

NOTE

x Some functions may not be supported, depending on the model.

LG B24TS User guide

Specifications and Main Features

Frequently Asked Questions

User Manual