LG BSNC246C4A0 Owner’s Manual

OWNER’S MANUAL

AIR CONDITIONER

Please read this manual carefully before

operating your set and retain it for future reference.

TYPE : WALL MOUNTED

*MFL68744605*

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Rev : 00 (03T15)

www.lg.com

2 TIPS FOR SAVING ENERGY

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TIPs FOR SAVING ENERGY

Here are some tips that will help you to minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below :

•Do not cool the indoor excessively. This may be harmful for your health and may consume more electricity.

•Block sunlight with blinds or curtains while you are operating the air conditioner.

•Keep doors or windows closed tightly while you are operating the air conditioner.

•Adjust the direction of the air flow vertically or horizontally to circulate indoor air.

•Speed up the fan to cool or warm indoor air quickly, in a short period of time.

•Openwindowsregularlyforventilationastheindoorairqualitymaydeteriorateiftheairconditioner is used for many hours.

•Clean the air filter once every 2 weeks. Dust and impurities collected in the Air filter may block the air flow or weaken the cooling / dehumidifying functions.

For your records

Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes. Write the model number and the serial number here:

Model number :

Serial number :

You can find them on a label on the side of each unit.

Dealer’s name :

Date of purchase :

IMPORTANT SAFETY INSTRUCTIONS

3

IMPORTANT SAFETY INSTRUCTIONS

READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE.

Always comply with the following precautions to avoid dangerous situation and ensure peak performance of you product.

!WARNING

It can result in serious injury or death when the directions are ignored.

!CAUTION

It can result in minor injury or product damage when the directions are ignored.

!WARNING

•Installation or repairs made by unqualified persons can result in hazards to you and others.

•Air conditioner shall be installed in accordance with national wiring regulations.

•The information contained in the manual is intended for use qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments.

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

•This appliance is not intend for use by persons (including children) with reduced physical, sensory ormentalcapabilities,orlackofexperienceandknowledge,unlesstheyhavebeengivensupervision or instruction concerning use of the appliance by a person responsible for theirs safety.

•Children should be supervised to ensure that they do not play with the appliance.

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

Installation

•Use a standard circuit breaker and fuse conforming with the rating of the air conditioner. Failure to do so may result in electric shock or product failure.

•Contact an authorized service center when you install or relocate the air conditioner. Failure to do so may result in serious injury or product failure.

•Always use a power plug and socket with a ground terminal. Failure to do so may result in electric shock or product failure.

•Installthepanelandthecoverofthecontrolboxsafely.Failuretodosomayresultinexplosionorfire.

•Install a dedicated electric outlet and circuit breaker before you use the air conditioner. Failure to do so may result in electric shock or product failure.

•Do not modify or extend the power cable.If the power cable or cord has scratches or skin peeled off or deteriorated then it must be replaced. It may result in fire or electric shock.

•Be cautious when you unpack or install the air conditioner. Failure to do so may result in serious injury or product failure.

•Do not install the air conditioner on an unstable surface or where there may be a danger of it falling. It may result in death, serious injury, or product failure.

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4 IMPORTANT SAFETY INSTRUCTIONS

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Operation

•Do not let the air conditioner run for a long time when the humidity is very high or when a door or window has been left open. Failure to do so may result in product failure.

•Make sure that the power cord is not pulled or damaged while the air conditioner is operating. Failure to do so may result in fire, electric shock, or product failure.

•Do not place any objects on the power cord. It may result in electric shock or product failure.

•Do not turn on or off the air conditioner by plugging in or unplugging the power plug. It may result in fire or electric shock.

•Do not touch, operate or repair the air conditioner with wet hands. It may result in electric shock or product failure.

•Do not place a heater or other heating appliances near the power cable. It may result in fire, electric shock, or product failure.

•Do not allow water to run into the air conditioner. It may result in explosion or fire.

•Do not leave flammable substances such as gasoline, benzene and thinner near the air conditioner. It may result in explosion or fire.

•Do not use the air conditioner for an extended period of time in a small place without ventilation. Ventilate the place regularly. Failure to do so may result in explosion or fire.

•When there is a gas leak, ventilate sufficiently before using the air conditioner again. Failure to do so may result in explosion or fire.

•Unplug the power plug if there is a noise, smell or smoke coming from the air conditioner. Failure to do so may result in explosion or fire.

•Stop operating and close the window in storm or hurricane. If possible remove the product from the window before hurricane arrives.

•Do not touch the electrostatic filter after opening the front grille. Failure to do so may result in electric shock or product failure.

•Contactanauthorizedservicecenterwhentheairconditionerissubmergedintowaterduetoflooding. Failure to do so may result in explosion or fire.

•Be cautious water could not enter the product.

•Make sure to ventilate sufficiently when this air conditioner and a heating appliance such as a heater are used simultaneously. Failure to do so may result in explosion or fire, serious injury, or product failure.

•Turnthemainpoweroffandunplugthepowerplugwhenyoucleanorrepairtheairconditioner.Failure to do so may result in death, serious injury, or product failure.

•Unplug the power plug when the air conditioner is not used for an extended period of time. Failure to do so may result in product failure.

•For inner cleaning, contact an Authorized Service Center or a dealer.

•Do not use harsh detergent that causes corrosion or damage on the unit. Harsh detergent may also cause failure of product, fire, or electric shock.

IMPORTANT SAFETY INSTRUCTIONS

5

! CAUTION

Installation

• Make sure to check if there is a refrigerant leak after you install or repair the air conditioner.	<![if ! IE]> <![endif]>ENGLISH
Failure to do so may result in product failure.
• Install the drain hose properly for smooth drainage of condensed water. Failure to do so may
result in product failure.
• Keep level even when installing the product.
• Install the air conditioner where the noise from the outdoor unit or the exhaust gas will not
inconvenience the neighbors. Failure to do so may result in conflict between neighbors.
• When transporting the equipment, there should be at least 2 or more people, or a forklift. It
may result in serious injury.
• Do not install the air conditioner where it will be exposed to sea wind (salt spray) directly.It may
result in product failure.
Operation

•Do not expose people, animals or plants to the cold or hot wind from the air conditioner. It may result in serious injury.

•Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer air conditioner, not a precision refrigeration system. It may result in death, fire or electric shock.

•Do not block the inlet or outlet of air flow. It may result in explosion or product failure.

•Do not use strong cleaning agents or solvents when you clean the air conditioner, or spray water. Use a smooth cloth. It may result in serious injury or product failure.

•Never touch the metal parts of the air conditioner when you remove the air filter. It may result serious injury or product failure.

•Do not place any objects on the air conditioner. It may result in product failure.

•Always insert the filter securely after cleaning. Clean the filter every two weeks or more often if necessary.

•Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating. It may result in electric shock.

•Donotdrinkthewaterdrainedfromtheairconditioner.Itmayresultinserioushealthcomplications.

•Use a sturdy stool or ladder when you clean, maintain or repair the air conditioner at a height. Failure to do so may result in serious injury or product failure.

•Donotmixthebatteriesfortheremotecontrolwithothertypesofbatteriesormixnewbatteries with used batteries. Failure to do so may result in product failure.

•Do not recharge or disassemble the batteries. Failure to do so may result in explosion, fire or serious injury.

•Stopusingtheremotecontrolifthereisabatteryfluidleak.Ifyourclothorskinisexplosiontothe battery fluid from a leak, wash it off with clean water. Failure to do so may result in serious injury.

•If you swallow the battery fluid from a leak. Wash out the inside of your mouth thoroughly and then consult a doctor. Failure to do so may result in serious health complications.

6 CONTENTS

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Contents

2TIPs FOR SAVING ENERGY

3IMPORTANT SAFETY INSTRUCTIONS

7	BEFORE USE
7	Components
7	- Indoor unit Type 1

7- Indoor unit Type 2

8- Indoor unit TYPE 3

8	- OUTdoor unit

9Inserting batteries

9Installing the remote control holder

9Operating method

10USING THE REMOTE CONTROL

10Wireless remote control

11BASIC FUNCTIONS

11Cooling your room (Cooling operation)

11Removing humidity (Dehumidifying operation)

11Airing your rooM (Air Circulation operation)

11Adjusting the fan speed

12Adjusting the air flow direction

12Setting the timer

12	- Setting the current time

12- Turning on the air conditioner automatically at a set time

12- Turning off the air conditioner automatically at a set time

12	- CanceLing the timer setting
12	Setting sleep mode

13 Advanced FUNCTIONS

13Changing room temperature quickly

(JET COOL)

13Indoor air purification (Auto Clean operation)

141 TOUCH SOFT AIR OPERATION (Comfort Vane operation)

14Auto operation (Artificial intelligence)

15Energy saving cooling mode

15Display screen brightness

16Operating the air conditioner without the remote control

16Restarting the air conditioner automatically

16- Disabling auto restart

17MAINTENANCE

17	- Indoor unit TYPE 1
17	- Indoor unit TYPE 2
17	- Indoor unit TYPE 3
19	Cleaning the air filter

19Cleaning Allergy free filter and Triple filter (optional)

20Cleaning 3M filter (optional)

20Cleaning Plasma filter (optional)

21TROUBLESHOOTING

21 Self-diagnosis function

21 Before requesting service

BEFORE USE

7

BEFORE USE

Components		3M filter (Optional)	Air Inlet
		Plasma filter (Optional)
Indoor unit	Front cover	Air filter	On/off button
Type 1
3M filter (Optional)
Triple filter (Optional)			Ionizer (Optional)
			Signal Receiver
Ionizer (Optional)		Display screen
	Air outlet	Vertical louver
		Horizontal vane

*The feature can be changed according a type of model.

	Indoor unit		3M filter (Optional)
	Type 2
			Plasma filter (Optional)
			Air filter	Air Inlet
				On/off button
		3M filter(Optional)		Ionizer(Optional)
	Front cover
				Signal Receiver
	3M filter (Optional)			Operation lamp
	Triple filter (Optional)
	Air outlet		Vertical louver	Allergy free filter (Optional)
			Horizontal vane

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*The feature can be changed according a type of model.

8 BEFORE USE

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Indoor unit			Air inlet
TYPE 3	Front cover		Air filter

3M filter (Optional)	On/Off button
Triple filter (Optional)
Air outlet	Signal receiver
	LED display
Vertical louver	Horizontal vane

!NOTE

•The number of operation lamps and their locations may vary, depending on the model of the air conditioner.

OUTdoor unit

Air inlet

Connecting wires

Air outlet

Piping

Base Plate	Drain hose
*The feature can be changed according a type of model.

BEFORE USE

9

Inserting batteries

Insert batteries before using the remote control. The battery type used is AAA (1.5 V).

1. Remove the battery cover.

2.Insertthenewbatteriesandmakesurethatthe

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

3. Reattach the battery cover.

!NOTE

•Ifthedisplayscreenoftheremotecontrolstarts to fade, replace the batteries.

Installing the remote control holder

Install the holder where there is no direct sunlight to protect the remote control.

1. Choose a safe and easily-accessible place.

2.Fix the holder by fastening the 2 screws firmly with a screwdriver.

3.Slide the remote control into the holder.

Operating method

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

*The feature can be changed according a type of model.

!NOTE

•Theremotecontrolmayoperateotherelectronic devices if pointed towards them. Make sure to point the remote control towards the signal receiver of the air conditioner.

•For proper operation, use a soft cloth to clean the signal transmitter and receiver.

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10 USING THE REMOTE CONTROL

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USING THE REMOTE CONTROL

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

Wireless remote control

Control

Display

Description

panel

screen

Air circulation button : Used to circulate the

room air without cooling.

Energy saving button : Operates energy saving

cooling.

Auto clean button : Remove moisture and clean

inside of the indoor unit when turn off the power.

-

On/Off button : Turn the power On/Off.

Display

C

Temperature adjustment buttons : Adjust the

screen

room temperature when cooling.

Operation mode selection button : Select the

operation mode.

Cooling operation ( ) / Auto operation (

)

Dehumidifying operation ( )

Jet cool button : Cools down the indoor temperature

Control

within a short period of time.

panel

Indoor fan speed button : Adjustthefanspeed.

Air flow direction button : Adjust the air flow

direction vertically.

-

Light button : Adjusts the brightness of the

indoor unit display.

or

1 Touch soft air button : To prevent air flow

directly to person.

hr

Sleep mode auto button : Sets the sleep mode

auto operation.

Timer button : Sets the current time and the

start / end time.

Temperature display button : Displays the room

temperature.

- Set/clear button : Sets or cancels functions.

-	Reset button : Initialize the air conditioner settings.

BASIC FUNCTIONS

11

BASIC FUNCTIONS

Cooling your room (Cooling operation)

1.Press to turn on the power.

2.Press repeatedly to select the cooling operation.

- is displayed on the display screen.

3. Press or to set the desired temperature.

- The temperature range is 18°C-30°C.

Removing humidity (Dehumidifying operation)

Thismoderemovesexcessmoisturefromanenvironmentwithhighhumidityorintherainyseason, in order to prevent mold. This mode adjusts the room temperature and the fan speed automatically to maintain the optimal level of humidity.

1.Press to turn on the power.

2.Press repeatedly to select the dehumidifying operation.

- is displayed on the display screen.

Airing your rooM (Air

Circulation operation)

1.Press to turn on the power.

2.Press turn on the air cuiculation operation.

- is displayed on the display screen.

3. Press to adjust the fan speed.

Adjusting the fan speed

1. Press repeatedly to adjust the fan speed.

Remark Speed

High

Medium

Low

Natural wind

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!NOTE

•In this mode you cannot adjust the room temperature, as it is adjusted automatically. Also, the room temperature is not displayed on the display screen.

12 BASIC FUNCTIONS

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Adjusting the air flow direction

1. To adjust the direction of the air flow vertically, press change the air flow direction automatically.

!NOTE

•Adjusting the air flow direction horizontally maynotbesupported,dependingonthemodel.

•Adjustingtheairdeflectorarbitrarilymaycause product failure.

•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	to adjust the direction of
the air flow again.

Setting the timer

You can use the timer function to save energy and to use the air conditioner more efficiently.

Setting the current time

1.Press and hold it for longer than 3 seconds.

- The AM/PM icon flickers at the bottom of the display screen.

2.Press or to select the minutes.

3.Press to finish.

Turning on the air conditioner automatically at a set time

1. Press

- The icon below flickers at the bottom of the display screen.

2.Pressorto select the minutes.

3.Press to finish.

4.Whensetting the timer, current time and ON icon are displayed on the display screen indicating that the desired time is set.

Turning off the air conditioner automatically at a set time

1. Press

- The icon below flickers at the bottom of the display screen.

2.Pressorto select the minutes.

3.Press to finish.

4.When setting the timer, current time and OFF icon are displayed on the display screen indicating that the desired time is set.

CanceLing the timer setting

1. Press to cancel all timer setting.

Setting sleep mode

Use the sleep mode to turn off the air conditioner automatically when you go to sleep.

1.Press to turn on the power.

2.Press

3. Press	or	to select the hour (Up to
7 hours).
4. Press	to finish.

- is displayed on the display screen.

!NOTE

•In the Cooling and Dehumidifying modes, the temperature increases by 1°C after 30 minutes and by a further 1°C after another 30 minutes for a more comfortable sleep. The temperature increases with up to 2°C from the preset temperature.

ADVANCED FUNCTIONS

13

Advanced FUNCTIONS

The air conditioner offers some additional advanced functions.

Changing room temperature quickly (JET COOL)

1.Press to turn on the power.

2.Press

- is displayed on the display screen.

- In jet cooling mode, strong air blows out at a temperature of 18°C for 30 minutes.

!NOTE

•Powerful Cooling enable in Cooling/ Fan / Dehumidifying/Artificial intelligent.

•This function may not be supported, depending on the model.

Indoor air purification (Auto Clean operation)

In the cooling and dehumidifying operations, moisture is generated inside the indoor unit. Use the auto cleaning function to remove such moisture.

1. Press

- is displayed on the display screen.

- If you turn off the power, the fan operates for

30 minutes and clean the inside of the indoor unit.

! NOTE

Some buttons cannot be used while the auto cleaning function is in operation.

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14 ADVANCED FUNCTIONS

	<![if ! IE]> <![endif]>ENGLISH	1 TOUCH SOFT AIR OPERATION
		(Comfort Vane operation)
		The comfort vane option conveniently sets
		the vane to a preset position that deflects the
		supply air away from blowing directly onto room
		occupants.
		1. Press				to turn on the power.
		2. Press				repeatedly and select the desired
		direction.
		- or				is displayed on the display screen.

! NOTE

• Pressing or during comfort vane operation will turn off the comfort vane feature.

• Pressing during comfort vane operation will turn off the comfort vane feature and set up the auto swing of vertical direction.

• When this feature is off, the horizontal vane operates automatically depending on the set mode.

Auto operation (Artificial intelligence)

In this mode, the fan speed and the temperature adjust automatically , based on the room temperature.

1.Press to turn on the power.

2.Press repeatedly to select auto operation.

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

- is displayed on the display screen.

Code Description

2 Cool

1 Cool slightly

0 Maintain room temperature

-1 Heat slightly

-2 Heat

!NOTE

•In this mode, you cannot adjust the fan speed, but you can set the air deflector to rotate automatically.

•Thisfunctionmaynotbesupported,depending on the model.

Energy saving cooling mode

This mode minimizes power consumption during cooling and increases the set temperature to the optimal level for a more comfortable environment.

1.Press to turn on the power.

2.Press repeatedly to select the cooling operation.

3.Press

- is displayed on the display screen.

!NOTE

•Thisfunctionmaynotbesupported,depending on the model.

•Possible,Differenttemperatureisdisplayedon between remote controller and air conditioner during operation.

Display screen brightness

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

1. Press to turn on/off the lamp on the front cover.

ADVANCED FUNCTIONS

15

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16 ADVANCED FUNCTIONS

<![if ! IE]> <![endif]>ENGLISH	Operating the air conditioner
	without the remote control
	You can use the on/off button of the indoor unit
	to operation the air conditioner when the remote
	control is unavailable. However, the fan speed is
	set to high.
	1. Open the front cover.
	- Lift up both side of the cover slightly.
	TYPE 1	TYPE 2

*The feature can be changed according a type

of model.
2. Press the On/Off button.
TYPE 1	TYPE 2
On/Off
button	On/Off
TYPE 3	button

On/Off button

*The feature can be changed according a type of model.

-Forcoolingandheatingmodel,theoperationmode changes, depending on the room temperature.

	Room Temp.	Set Temp.	Operation mode
	Below 21°C	24°C	Heating operation
	Above 21°C		Dehumidifying
	and below	23°C
			operation
	24°C
	Above 24°C	22°C	Cooling operation

- For cooling only model, the temperature is set to 22°C.

Restarting the air conditioner automatically

When the air conditioner is turned on again after apowerfailure,thisfunctionrestorestheprevious settings. This function is a factory default setting.

Disabling auto restart

1. Open the front cover.

- Lift up both side of the cover slightly.

TYPE 1

TYPE 2

*The feature can be changed according a type of model.

2.PresstheOn/Offbuttonandholditfor6seconds. - The unit will beep twice and the lamp will blink twice 4 times.

TYPE 1 TYPE 2

	On/Off	On/Off
	button
		button
	TYPE 3

On/Off button

*The feature can be changed according a type of model.

-Tore-enablethefunction,presstheOn/Offbutton and hold it for 6 seconds. The unit will beep twice and the lamp will blink 4 times.

!NOTE

•IfyoupressandholdtheOn/Offbuttonfor3-5 seconds,theunitwillswitchtothetestoperation. In the test operation, the unit blows out strong air for cooling for 18 minutes and then returns to the factory default setting.

MAINTENANCE 17

MAINTENANCE

Clean the product regularly to maintain optimal performance and to prevent possible breakdown.

Indoor unit TYPE 1	3M filter (Optional)
	Plasma filter (Optional)
3M filter (Optional)	Air filter
Triple filter (Optional)

Indoor unit TYPE 2

	Air filter	3M filter (Optional)
		Plasma filter (Optional)
	3M filter(Optional)

Allergy free filter (Optional)

3M filter (Optional) Triple filter (Optional)

Indoor unit TYPE 3

Air filter

3M filter (Optional) Triple filter (Optional)

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* The feature can be changed according a type of model.

18 MAINTENANCE

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	Item	Cleaning interval	Cleaning method
	Air filter	2 weeks	See “Cleaning Air filter”
	3M filter	1 month	See “Cleaning 3M filter”
	Triple filter	3 months	See “Cleaning Allergy free filter and Triple filter”
	Allergy free filter	3 months	See “Cleaning Allergy free filter and Triple filter”
	Plasma filter	1 month	See “Cleaning Plasma filter”
	Indoor unit surface	Regularly	Use a soft, dry cloth. Do not use bleach or abrasives.
	Outdoor unit	Regularly	Use steam to clean the heat exchanger coils and the
			panel vents (consult with technician).

!CAUTION

•Turnoffthepowerandunplugthepowercordbeforeyouperformanymaintenance;otherwise it may cause electric shock.

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

•Never use volatile substances when you clean the filters. They may damage the surface of the product.

•Do not washed the 3M filter with water, because the filter can be damaged.

!NOTE

•The location and shape of the filter may differ, depending on the model.

•Make sure to clean the heat exchanger coils of the outdoor unit regularly, as dirt collected in the coil may decrease the operational efficiency or increase energy costs.

MAINTENANCE 19

Cleaning the air filter

CleaningtheAirfilteronceevery2weeksormore if necessary.

1.Turn off the power and unplug the power cord.

2.Open the front cover.

- Lift up both sides of the cover slightly.

TYPE 1	TYPE 2
TYPE 3

Cleaning Allergy free filter and Triple filter (optional)

1.Turn off the power and unplug the power cord.

2.Open the front cover and remove Air filter (See “Cleaning Air filter").

3.Pull out the Allergy free filter or Triple filter.

TYPE 1

TYPE 2,3

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* The feature can be changed according a type of model.

3. Hold the knob of the Air filter, lift it up slightly and remove it from the unit.

TYPE 1

TYPE 2

TYPE 3

* The feature can be changed according a type of model.

4.Clean the filter with a vacuum cleaner or with warm water.

- If dirt is difficult to remove, wash the filter in lukewarm water with detergent.

5.Dry the filter in the shade.

!NOTE

•Forinnercleaning,contactanAuthorizedService center or a dealer. Do not use harsh detergent that causes corrosion or damage on the unit. Harsh detergentmayalsocausefailureofproduct,fire, or electric shock.

* The feature can be changed according a type of model.

4. Dry the filer in direct sunlight for 2 hours.

!NOTE

•Thelocationandshapeofthefiltersmaydiffer, depend on the model.

20 MAINTENANCE

<![if ! IE]> <![endif]>ENGLISH	1. Turn off the power and unplug the power cord.
	Cleaning 3M filter (optional)
	Clean the filter once every 1 months and change
	the new filter once every 6 months.
	2. Open the front cover and remove Air filter. (See
	“Cleaning Air filter”).
	3. Pull out 3M filter.

TYPE 1

3M filter

3M	3M	3M	3M		3M
3M		3M		3M	3M

TYPE 2,3

3M filter

Cleaning Plasma filter (optional)

1.Turn off the power and unplug the power cord.

2.Open the front cover and remove Air filter. (See “Cleaning Air filter”).

3.Remove the plasma filter in 10 seconds.

TYPE 1,2

* The feature can be changed according a type of model.

4. Use a vacuum cleaner to remove any dirt. Do not wash the filter with water may be makes damage to the filter.

3M filter

* The feature can be changed according a type of model.

4. Use a vacuum cleaner to remove any dirt. Do not wash the filter with water may be makes damage to the filter.

!NOTE

•Thelocationandshapeofthefiltersmaydiffer, depend on the model.

TROUBLESHOOTING 21

TROUBLESHOOTING

Self-diagnosis function

Thisproducthasabuilt-inself-diagnosisfunction.Ifanerroroccurs,thelampoftheindoorunitwillblink in 2 second intervals. If this occurs, contact your local dealer or service center.

Before requesting service

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

	Problem	Possible causes	Corrective action
	There is a burning smell and a
	strange sound coming from the unit.
	Waterleaksfromtheindoorunit
	even when the humidity level is low.		Turnofftheairconditioner,unplug
	The power cord is damaged or	-	the power cord and contact the
	generating excessive heat.		service center.
	Aswitch,acircuitbreaker(safety,
	ground) or a fuse is not operated
	properly.
		The air conditioner is unplugged.	Check whether the power cord
			is plugged into the outlet.
		A fuse is blown or the power	Replace the fuse or check if the
		supply is blocked.	circuit breaker has tripped.
			Turn off the air conditioner when
	Theairconditionerdoesnotworks.	A power failure has occurred.	a power failure occurs. When the
			powerisrestored,wait3minutes,
			and then on the air conditioner.
		The voltage is too high or too low.	Check if the circuit breaker has
			tripped.
		The air conditioner turned off	Press the power button again.
		automatically at a preset time.

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22 TROUBLESHOOTING

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	Problem	Possible causes	Corrective action
			Makesurethattherearenocur-
		Air is not circulating properly.	tains,blindsorfurnitureblocking
			the front of the air conditioner.
			Clean the Air filter once every 2
		The Air filter is dirty.	weeks. See “Cleaning Air filter”
			for more information.
			Insummer,itmaytakesometime
		The room temperature is too high.	to cool indoor air. In this case,
			select the jet cool operation to
			cool indoor air quickly.
			Make sure that no cold air is
	The air conditioner does not	Cold air is escaping from the room.	escaping through ventilation
	generate cool air.		points in the room.
		The desired temperature is higher	Set the desired temperature to
		than the set temperature.	a level lower than the current
			temperature.
			Avoid using a heat generator
		There is a heating source nearby.	such as an electric oven or a gas
			burner while the air conditioner
			is in operation.
			In the air circulation operation,
			air blows from the air conditioner
		Air circulation operation is selected.	without cooling or heating the
			indoor air. Switch the operation
			mode to the cooling operation.
			Insomeoperationmodes,suchas
		The auto operation, jet opera-	thejetordehumidifyingoperation
	It is not possible to adjust the		modes, you cannot adjust the
	fan speed.	tion or dehumidifying operation	fan speed. Select an operation
		is selected.	mode in which you can adjust
			the fan speed.
			In some operation modes, such
			astheaircirculationorjetopera-
	It is not possible to adjust the	The air circulation operation or	tionmode,youcannotadjustthe
	temperature.	jet operation is selected.	temperature. Select an operation
			modeinwhichyoucanadjustthe
			temperature.