LG LG Room Air Conditioner OWNER'S MANUAL IMPORTANT ? Please read this owner's manual before ? installing and carefully operating your room and thoroughly air conditioner. Please retain this owner's manual for future reference after reading it thoroughly. ENGLISH Room Air Conditioner Owner's Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions .................3 Prior to Operation Operating ..................5 Instructions...........6 Model # Serial # You can find them label on the side of each unit. Operation Date Purchased Staple ...7 Maintenance and Service ....12 Indoor unit.........................12 Outdoor unit ......................12 your ..................13 Troubleshooting ...............14 receipt to this to prove date of purchase page in the event you need it or for warranty issues. READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a little you a great deal of time and money over the life of your air conditioner. You'll find many answers to common problems in the preventive Operation Tips on a Dealer's Name Remote Controller ..............6 Remote Control Write the model and serial numbers here: care on your part can save chart of troubleshooting tips. If you review our chart of Troubleshooting Tips first, you may not need to call for service at all. PRECAUTION ? Contact the authorized service technician for maintenance of this unit. ? Contact the installer for installation of this unit. ? The appliance is not intended for use by young children or infirm persons without supervision. ? Young Children they do not play ? When the power cord is to be replaced, replacement work shall be performed by authorized personnel only ? ? 2 Room Air Conditioner should be supervised to with appliance. repair ensure or that using only genuine replacement parts. Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only. If the appliance is supplied from a cord extension set or an electrical portable outlet device, the cord extension set on electrical portable outlet device must be positioned so that it is not subject to splashing A or ingress of moisture. Safety Precautions Precautions Safety To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instruction classified by the following indications. WARNING This symbol CAUTION This symbol Meanings of symbols will indicates the indicates the used in this manual sure harm possibility or damage. of death or The seriousness is serious ENGLISH injury. possibility of injury or damage to properties only. are as Be Be cause shown below. sure not to do. to follow the instruction. WARNING Plug in the power plug properly. ? Otherwise, it will shock or length ? operate or stop the unit by inserting or pulling out the power plug. electric ? fire due to heat generation Do not cause Do not or due to heat cord with other appliances. It will electric shock due to heat electric shock or fire generation. Do not operate with hands or in damp share the outlet cause cause damage or use an unspecified power cord. ? It will ? In the electric shock. modify power or It will Do not cause electric shock Do not direct airflow at wet or fire ? It may cause occupants only. electric shock. ? This could damage work. into electric grounding may cause electric ? shock. Unplug the unit if strange sounds, smell, or smoke ? your health. generation. Do not allow water to comes room environment. Always perform grounding No fire. supply cord is damaged, it mut be replaced by the manufacturer or its service agent or a similarly quallfied person in order to avoid a hazard. (Y Attachment) Always run install air breaker and parts. switching ? or It may cause failure of machine electric shock. or ? a leakage dedicated board. No installation may cause fire and electric shock accident. Donotusethesocketifitis Do not open the entrance loose during operation. or damaged. from it. It may cause fire and electric shock accident. ? It may cause fire and electric shock. ? It may cause electric shock. Owner's Manual 3 Safety Precautions Ventilate before operating air conditioner Do not disassemble when gas goes out. ? It may cause modify products or randomly. explosion, fire and, burn. ? It may cause failure and electric shock. CAUTION Never touch the metal parts of the unit when removing the filter. ? They injury. are When make sharp and may cleaning the ? cause unit, first Do not clean the air Ventilate well when used conditioner with water. together with Water may enter the unit and degrade the insulation. It may cause an electric shock. Do not the power and breaker are turned off. put a pet or plant where it will exposed to direct sure ? house An oxygen Do not Since the fan rotates at during operation, high speed may cause injury. it Stop operation ? and close the window in storm the or Operation may cause soaking wetting opened ? of indoor and or cause is not inlet. to the for It may cause failure of accident. use appliance Ensure that or ? animals or conservation of art articles. It may damage of animals or vegetables or loss of property. cause Turn off the main power switch when not using it for ? thinner but It may fire. cause failure of scratching a damaged long time. Always insert the securely. Clean it due product or leaving appliance damaged, there is concern of damage due to the falling of product. ? There is once every without filters may failure. Operation cause Do not drink water drained place heavy object the power cord and take care so that the cord should ? filters two weeks. from air conditioner. on soft cloth. Appearance may be deteriorated due to change of product color or installation an If Do not strong detergent as wax or use not be pressed. danger shock. of fire or electric ? It contains contaminants and will make you sick. of its surface. Use caution when unpacking and installing. Sharp edges could cause injury. 4 ? as of household furniture. appliance use a plant. electric shock and console of the outdoor such appliance for special alongtime. place obstacles around the absorption inlet or instead of blowing-out Do not ? injure the pet damage. Do not ? occur. vegetables, precision machine, plug by the head of power plug when taking It may may air flow. it out. with windows shortage etc. purpose such Hold the hurricane. ? This could stove, be or ? use a Room Air Conditioner If water enters the product, turn the power switch of the main body of appliance off. After taking the power-plug out from the socket, contact with the service center. Prior to Prior to 1. Contact 2. in the power Plug 3. Use installation an operation for Preparing operation specialist for installation. ENGLISH plug properly. dedicated circuit. a 4. Do not use an 5. Do not start/stop operation by plugging/unplugging 6. If the operation extension cord. cord/plug is damaged, replace it with only an the power cord. authorized replacement part. Usage 1. Being exposed to direct airflow for an Do not expose occupants, pets, plants 2. Due to the other possibility of heating devices. 3. Do not use Cleaning metal use leading to deficiency, ventilate the room when used together with stoves or art non-specified special purposes (e.g. preserving precision devices, objects). Such usage could damage the items. and maintenance 1. Do not touch the metal 2. Do not of time could be hazardous to your health. to direct airflow for extended periods of time. period this air conditioner for food, pets, plants, and sharp oxygen or extended parts of the unit when removing the filter. Injuries can occur when handling edges. water to clean inside the air conditioner. possible Exposure to water can destroy the insulation, electric shock. 3. When cleaning the unit, first make sure that the power and breaker are a very high speed during operation. There is a possibility of injury if the triggered on while cleaning inner parts of the unit. turned off. The fan rotates at unit's power is accidentally Service For repair and maintenance, Symbols contact your authorized service dealer. Used in this Manual This symbol This symbol This symbol alerts you to the risk of electric shock. alerts you to hazards that could air conditioner. NOTICE indicates special cause harm to the notes. Owner's Manual 5 Operating Instructions Operating Instructions Remote Controller Remove the the arrow Insert of it according batteries are Reattach the making sure that the (+) installed correctly. cover by sliding it back into and ? (-) position. NOTICE Use 2 AAA(1.5volt) batteries. Do not rechargeable batteries. Storage to direction. new battery battery cover by pulling use Tips For Using the Remote Control and The remote control may be stored mounted on a wall. ? To operate the control at conditioner, aim the the signal receptor. room air remote Signal Receptor Receives the signals from the remote controller. (Signal receiving sound:two short beeps or one long beep.) Operation OUT DOOR Lamps On/Off : Lights Defrost Mode : Lights up during Defrost (Heat pump model only) Mode Lights up during outdoor (Cooling model only) unit Outdoor Unit Operation *Hot Start 6 Indication : operation: Stops up during the system operation. the indoor fan in Room Air Conditioner or *Hot Start operation. Signal receptor operation. Heating Operation Operation to prevent cold air from blowing indication lamps out from unit. Operating Remote Control The remote control transmits the Operation signals to the system. 1 2 TEMP. OFF TIME OPERATION DISPLAY Displays the operation 1 conditions. ENGLISH CHAOS SWING BUTTON Used to stop or set the desired start louver movement and up/down airflow direction. hr. 3 3 4 2 8 5 7 OPERATION MODE SELECTION BUTTON Used to select the operation 4 OFF TIMER BUTTON 5 START/STOP BUTTON 6 6 7 8 Used to set the time of mode. stopping operation. Operation starts when this button is pressed, and stops when the button pressed again. is ROOM TEMPERATURE SETTING BUTTONS INDOOR FAN SPEED SELECTION BUTTON JET COOL Used to start stop the speed cooling. (Speed cooling operates super high fan speed in or cooling mode.) Mode (1) Operation Cooling Operation Cooling Operation Healthy Healthy Instructions Dehumidifacation Dehumidifacation Operation Operation Heating Operation (Cooling Model) (Heat pump Model) (2) Operation 1st Procedure 2nd Operation 3rd 4th Button Start/Stop Room TEMP. Mode Selection Button Temperature Setting Button 2 4 1 3 Indoor Fan Speed Selection Button Owner's Manual 7 Operating Instructions Cooling Operation Healthy Dehumidification This mode dehumidifies without Press the 1 overcooling. Operation Start/Stop Mode Button. Beep, Beep Select Cooling Operation. Press the Operation Mode Selection Button. Each time the button is pressed, the operation mode is shifted in the arrow direction. 2 TEMP. TEMP. Cooling TEMP. Healthy Heating Dehumidification (Heat pump model only) TEMP. Healthy Cooling Dehumidification Set the 3 ? temperature lower than the room temperature. The temperature can be set within a range of 18°C~30°C by 1°C. To raise the temperature To lower the temperature TEMP. Set the fan 4 ? ? speed. Select the fan speed in four Each time the button is steps-low, medium, high pressed, the fan ? Natural wind by the CHAOS For more fresh feeling CHAOS mode. In this speed according speed mode is shifted. The display shows high fan speed. or CHAOS. TEMP. logic than other fan mode, press the Indoor Fan Speed Selector and set to the wind blows like natural breeze by automatically changing fan to the CHAOS speed, logic. During Healthy Dehumidification Operation: If you select the dehumidification mode on the operation selection button, the airconditioner starts to run the dehumidification function, automatically setting the room temp. and airflow volume to the best condition for dehumidification based In this case, room on the sensed current however, the setting temp. is not room temp. displayed in the remote control and you are not able to control the temp. either. During the healthy dehumidification function, the airflow volume is automatically set according to the optimization algorithm responding to the current room temp. status and makes the room condition healthy and comfortable even in the high humidity season. 8 Room Air Conditioner Operating Heating Operation(Heat pump model 1 Start/Stop button. The unit will respond with a beep. 2 To select Instructions only) ENGLISH Press the press the Heating Operation, Operation Mode Selection button. Each time the button is pressed, shifted in the direction of the the operation mode is arrow. TEMP. TEMP. TEMP. Cooling Healthy Dehumidification (Heat pump model only) Set the temperature higher than the room temperature. The temperature can be set within a range of 16°C~30°Cin 3 1°C increments. 4 Set the fan speed again speed in four temperature To lower the temperature with the door of the remote control still closed. You the fan To raise the can select steps--low, medium, high, or CHAOS. Each time the button pressed, the fan speed mode is shifted. Timer control Heating is Setting OFF TIMER CONTROL SETTING Press the OFF Time Button. TEMP. OFF TIME Beep, hr. Beep 1. Press the OFF Time Button. 2. Check the OFF Time LED of the 3. The Timer is pressing programmed by room air conditioner. 1 hour each the OFF Time button from 1 hour to 7 hours. Owner's Manual 9 Instructions Operating Jet Cool Operation 1 TEMP. 2 Press the The Start/Stop button. unit will respond with a beep. Press the Jet Cool button to speed cooling operate the mode and the unit will operate in super high fan speed on cooling mode for 30 minutes. 3 To cancel the Jet Cool mode, press the Jet Cool button again or the fan speed button or the room temperature setting button and the unit will operate in high fan speed on cooling or mode. or or NOTICE During the JET COOL function at any moment, the A/C starts to blow the cool air at extremely high speed for 30 minutes setting the room temp. automatically to 18°C. It is especially used to cool the room temp. in the shortest time in a hot summer. In heat pump mode the JET COOL function is not available. In order to return to the normal mode from the JET COOL mode, you just press either the operation mode selection button, airflow volume selection or temp. setting button or 10 the JET COOL button Room Air Conditioner again. cooling Operating Instructions Vertical Airflow Direction Control The up/down airflow (Vertical Airflow) by using the remote control. can be adjusted NOTICE automatically based 1. Press the Start/Stop button to start the unit. Press Chaos Swing button and the louvers will swing up and down. Press the Chaos Swing button again to set the vertical louver at the desired airflow the CHAOS on distribute the air in the 2. ENGLISH If you press the CHAOS swing button, the horizontal airflow direction is changed algorithm to evenly and at the same time to make the human body feel most comfortable, as if enjoying a natural breeze. Always use the remote control to adjust the up/down airflow direction. Manually moving the vertical airflow direction louver by hand, could damage the air conditioner. When the unit is shut off, the up/down airflow room direction louver will close the air outlet vent of the system. direction. Horizontal Airflow Direction Control Adjust the ? horizontal airflow direction horizontal airflow direction louver Forced by by manually moving the hand. Operation Operation procedures when the remote control can't be used. The operation will be started if the power button is pressed. If you want to stop operation, re-press the button. Heat pump Model Cooling Model Operating mode Indoor FAN Room Temp. < Healthy Dehumidification Heating High High High High 22°C 22°C 23°C 24°C Test operation During the TEST temperature and OPERATION, the unit operates in cooling mode at 21°C Open the front panel upward high speed fan, regardless of room resets in 18 minutes. operation, If you want to use this for about 3 seconds. If you want to Temp. < 24°C Cooling Speed test 21°C ≤ Room Cooling Setting Temperature During Room Temp. ≥ 24°C Power button if remote controller operation, signal open the front is received, the unit operates panel upward as remote controller sets. and Press the power button let it be pressed stop the operation, re-press the button. Owner's Manual 11 Maintenance and Service Maintenance and Service CAUTION: Before performing any maintenance, turn off the main power to the system. Indoor Unit Grille, Case, and Remote Control Turn the system off before cleaning. To clean, wipe withasoft,drycloth.Donotusebleachor Never ? abrasives. use any of the followings: Waterhotterthan40°C Could cause deformation and/or discoloration. NOTICE ? Volatile substances Supply power must be disconnected before cleaning Could the indoor unit. conditioner. damage the surfaces of the air Powder Gasoline Air filters (behind front panel) Air inlet vent Air outlet vent Vertical louver Horizontal louver Lift the front AIR FILTERS The air filters behind the front and cleaned once grille every 2 weeks slightly forward should be checked or more access to and the filter tab pull the filter. remove Clean the filter with often if panel a vacuum or warm, soapy water. neccessary. ? ? If dirt is conspicuous, wash with a solution of detergent in lukewarm water. If hot water (40°C or more) is used, it may be deformed. After washing with water, dry well in the shade. Re-install the air filter. Outdoor Unit The heat soot, the exchanger coils and panel vents of the outdoor unit should be checked regularly. heat exchanger and panel vents may be professionally steam cleaned. NOTICE Dirty or clogged coils operating costs. will reduce the operating efficiency of the system If and clogged cause with dirt higher Air Intake Vents Connecting (Rear) Wires Air intake vents Air outlet vents Air Outlet Vents 12 Room Air Conditioner Base Plate Piping Drain Hose Piping Drain Hose (Side) or Maintenance and Service When the air conditioner is not going to be used for a When air conditioner is not used for a long to be When the air conditioner is to be used time. Turn off the circuit the going long time. again. ENGLISH Clean the air filter and install it in the indoor breaker, and disconnect unit. plug. (Refer to page 12 for cleaning filters.) CAUTION CAUTION Turn off the circuit breaker when the air conditioner is not going to be used for a long time. Dirt may collect and may cause a fire. Check that the air inlet and outlet of the Remove the batteries from the remote indoor/outdoor unit control. are not blocked. Operation Tips Do not overcool the room. This is not and good for the wastes electricity. health Keep blinds or curtains Keep the uniform. Do not let direct sunshine enter Adjust the vertical the horizontal airflow direction to room when the air operation. ensure a in the sure that the doors and windows are Avoid doors and opening windows to as keep the much shut as Clean the air filter regularly. tight. cool air in the room. uniform and temperature room. Ventilate the room occasionally. Blockages possible temperature closed. conditioner is in Make room in the air filter reduce the airflow and lower cooling and dehumidifying effects. Clean at least once Since windows it is are kept closed, idea to open them and ventilate the room now and a good then. every two weeks. Owner's Manual 13 Maintenance and Service Troubleshooting Check the following points before requesting repairs or service.... If the fault persists, please contact your dealer service center. Case The air conditioner does not ? operate. ? Have you made a mistake in timer operation? Has the fuse blown or has the circuit breaker been The has room a See page Explanation peculiar ? odor. tripped? - Check that this is not the a smell exuded damp walls, carpet, furniture, by cloth items in the or - room. It is seems that condensation leaking ? from the air Condensation occurs when the airflow from the air conditioner cools the warm room air. - conditioner. Air conditioner does not ? This is the operate for about ? Wait about three minutes and 3 minutes when restarted. Does not cool or protector of the mechanism. operation will begin. heat ? Is the air filter dirty? See air filter cleaning 12 instructions. effectively. ? Has the temperature been ? Are the indoor unit's air inlet set or incorrectly? The air conditioner is ? For a - noise that sounds like water -This is the sound of freon noisy. 8,9 outlet vents obstructed? operation - flowing flowing. inside the air conditioner unit. ? For air a noise that sounds like the releasing compressed into atmosphere. -This is the sound of the dehumidifying water being processed inside the air conditioning - unit. Remote control faint, or no is display display at all. ? Are the batteries ? Are the batteries inserted in the and Crack sound is heard. 14 Room Air Conditioner ? (-) depleted? opposite (+) 6 directions? This sound is generated by the expansion/constriction of the front panel, due to changes of temperature. etc. - or P/No.: 3828A20402V After reading this manual, keep it in Printed in Korea a place easily accessible to the user for future reference.
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