website http://www.lgservice.com LG LG Room Air Conditioner OWNER'S MANUAL MODELS : SQ/SR/ST Chassis IMPORTANT ? ? Please read this owner's manual and before air conditioner. installing and carefully operating your room thoroughly Please retain this owner's manual for future reference after reading it thoroughly. ENGLISH Room Air Conditioner Owner Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions.........................3 Write the model and serial numbers here: Model # Prior to Operation ..........................9 Serial # You find them can on a label on the side of each unit. Dealer's Name Introduction ..................................10 Date Purchased your receipt to this page in the event you need it to prove date of purchase or for warranty issues. Staple Electrical Operating Safety ...........................11 Instructions.................12 READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a little preventive Maintenance and Service ............24 care on your of time and money over part can save you a great deal the life of your air conditioner. You'll find many answers to common problems in the 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 repair ? The air conditioner is not intended for ? use by young children or invalids without supervision. Young children should be supervised to ensure that ? Room Air Conditioner maintenance of this unit. Contact the installer for installation of this unit. ? 2 or ? they When do not the play with the air conditioner. power cord is to replacement work shall be be replaced, performed by authorized personnel only using only genuine replacement parts. Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only. Safety Precautions Precautions Safety To prevent the injury of the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring following indications. the The meanings of the instruction will cause harm or damage. This symbol indicates the possibility of This symbol indicates the possibility of injury or damage symbols used in this manual are as Be Be sure death The seriousness is classified or serious by ENGLISH injury. to properties only. shown below. sure not to do. to follow the instruction. Installation Do not use damaged cords, plugs, or a power loose socket. For electrical work, contact dealer, seller, a qualified electrician, or an Authorized the use the power plug and socket with the ground Always terminal. Service Center. ? There is risk of fire or electric ? Install the cover There is risk of fire or electric ? There is risk of electric shock. shock. shock. panel and the of control box securely. Do not modify or extend the power cord. Do not install, remove, install the unit or re- by yourself (customer). ? There is risk of fire shock. or electric ? There is risk of fire shock. or electric ? There is risk of explosion or fire, electric shock, injury. Owner's Manual 3 Precautions Safety Be cautious when and installing the For unpacking product. Do not install the installation, always contact the dealer or an a product on defective installation stand. Authorized Service Center. ? Shape edges Be especially edges. Be sure could injury. sharp cause ? careful of the the installation There is risk of explosion, or fire, electric shock, ? injury. It may cause damage injury, accident, product. or to the Do not let the air conditioner area does not deteriorate with age. run for a long time when the is very high and a a window is left open. humidity door ? If the base collapses, the air conditioner could fall with it, ? or Moisture may condense and wet or damage furnishings. causing property damage, product failure, and personal injury. Operation Take care to ensure that power cords could not be Do not place anything on power cord. There is risk of fire or electric shock. 4 Room Air Conditioner Do not turn the airconditioner ON pulled out or damaged during operation. ? the or OFF plugging or unplugging power plug. ? There is risk of fire shock. or electric ? There is risk of fire shock. or by the electric Safety Precautions Use a dedicated outlet for this appliance. ? There is risk of fire or electric cord from the outlet. Do not Grasp the plug Do not place a heater or other appliances near the power touch it with wet hands. cable. ? shock. There is risk of fire remove or the electric ? There is risk of fire, failure of the shock. Do not allow water to electric to run into product, Do not store of Do not use flammable gas or combustibles near the air part. ENGLISH and/or electric shock. use the tightly closed long time. product in space for a a conditioner. ? There is risk of fire, failure of the product, ? and/or electric shock. There is risk of fire or failure of Oxygen deficiency could ? Wax Thinner When flammable gas leaks, turn off the gas and open a window for Unplug the unit if strange Stop operation sounds odors, smoke window in storm ventilation before turn the comes on. product Do not use the telephone or turn switches ? on or There is risk of or from it. If possible, and close the or remove hurricane. the air conditioner from the window off. explosion occur. product. before the hurricane arrives. or fire. ? There is risk of fire, failure of the product, and/or electric shock. ? There is risk of failure of property damage, product, or electric shock. Owner's Manual 5 Safety Precautions Do not open the inlet grill of product during operation. When the the (flooded (Do not touch the contact electrostatic is ? so filter, if the unit product is soaked submerged), Ventilate the or an Authorized with stove, etc. appliance together Service Center. equipped.) There is risk of electric shock, physical injury, product. ? There is risk of electrical shock. ? An oxygen shortage may occur. or Unplug the appliance before performing cleaning or When the maintenance. disconnect the power supply plug or turn off the breaker. ? this a well when room using There is risk of electric shock. used for ? a product is long time There is risk of failure, or not be Take care nobody product damage operation. or to ensure could step that on or ? unintended There could result in personal injury and product damage. Installation Always check for gas(refrigerant) leakage installation or repair of product. ? Low refrigerant levels product. may Install the drain hose to after cause failure of ensure away ? that water is drained Keep level even when installing the product. properly. A bad connection may water leakage. cause ? To avoid vibration or water leakage. 90˚ 6 Room Air Conditioner fall onto the outdoor unit. Safety Precautions Do not install the where the noise product or hot air from the outdoor unit could Use two and or more people to lift transport the air Do not install the product exposed to (salt spray) directly. where it will be conditioner sea wind damage the neighborhoods. It may ? cause a for your problem ? Avoid ? personal injury. It may cause corrosion in the ENGLISH product. Corrosion, particularly on neighbors. the condenser and could or evaporator fins, product malfunction inefficient operation. cause Operation Do not direct airflow at occupants.(Don't sit draft.) room in the Do not use the product for special purposes, such as preserving foods, works of art, etc. It is conditioner, a consumer not a Do not block the inlet or outlet of air flow. air precision refrigeration system. ? This could damage your health. or loss of Do not touch the metal parts ? There is risk of damage ? It may cause product failure. property. Use not a soft cloth to clean. Do use harsh solvents, ? etc. There is risk of damage to the product. or detergents, fire, electric shock plastic parts of the of the product when removing the air filter. They are very sharp! ? There is risk of personal injury. Do not step on or put anything on the product. (outdoor unit) ? There is risk of failure of personal injury and product. Owner's Manual 7 Safety Precautions Always insert the filter securely. Clean the filter every two weeks or often if necessary. A ? dirty filter more reduces the efficiency malfunction product damage. Use a firm stool maintaining or ? or other Do not drink the water the air inlet drained from the unit. outlet while the air There plugged are sharp that could cause in. and moving parts personal injury. ? It is not sanitary and could cause serious health issues. or ladder when cleaning or Replace all the batteries in the remote. the air conditioner. Be careful and avoid ? or conditioner is of the air conditioner and could cause Do not insert hands objects through personal injury. ? There is risk of fire or explosion. Disuse Do not Do not recharge or disassemble the dispose of batteries in a fire. batteries. If the skin from the batteries gets onto your clothes, wash it well with clean water. liquid or Do not use the remote if the batteries have leaked. ? They may burn or explode. ? The chemicals in batteries could health hazards. 8 Room Air Conditioner cause burns or other Prior to Prior to for Preparing 1. Contact 2. 3. Use an Operation Operation installation in the power Plug operation specialist plug properly. ENGLISH for installation. dedicated circuit. a 4. Do not use an extension cord. 5. Do not 6. If the start/stop operation by plugging/unplugging the power cord. cord/plug is damaged, ony replace it with an authorized replacement part. Usage 1. Being exposed to direct airflow for occupants, pets, 2. Ventilate the supply 3. Do not room may be use or plants or long time may be hazardous to your health. Do not expose a long time. when the air conditioner is used with other heating devices. Otherwise the oxygen inadequate. this air conditioner for pets, plants, a to direct airflow for art objects). Such non-specified special purpose (e.g. preserving precision devices, food, may damage your properties. use Cleaning and Maintenance 1. Do not touch the metal 2. Do not 3. parts of the unit when removing the filter. Injury water to clean inside the air conditioner. can occur. destroy the insulation, leading to electric shock. When cleaning the unit, first make sure that the power and breaker are turned off. The fan rotates at very high speed during operation. There is a possibility of injury if the unit power is accidently turned while the interior of the unit is being cleaned. use Exposure to water can a on Service For repair and maintenance, OPERATING contact your authorized service dealer. TEMPERATURE(°C)COOLING MODE INDOOR MAX. OUTDOOR MIN. MAX. MIN. 32°C2 1 °C4 3 °C2 1 °C HEATING MODE INDOOR MAX. OUTDOOR MIN. MAX. MIN. 27°C2 0 °C2 4 °C1 °C Owner's Manual 9 Introduction Introduction Symbols used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that may cause harm to the air conditioner. NOTICE This symbol indicates notes. special Features ? This as a appliance should be installed in accordance guide to help to explain product features. with national wiring regulations. This guide acts Air Filter Air Inlet Indoor Front Grille Air Discharge Horizontal Air deflector Vertical Air deflector Operation Indication Lamps/ Signal Receptor Forced Operation Button Outdoor Air Intake Vents Connecting (Side) Wires Air intake vents Piping Drain Hose Air Outlet Vents 10 Room Air Conditioner Base Plate Air outlet vents (Rear) Piping Electrical Electrical ? This appliance must be Safety properly grounded. To minimize the risk of electric ? Do not cut ? Attaching the unless the house or remove the shock, you must alway plug prong from the power grounding adapter ground cover screw terminal to the wall is metal and not into a grounded oulet plug. receptacle cover screw does not ground the appliance insulated, and the wall receptacle is grounded through the wiring. If you have any doubt whether the air conditioner is circuit checked by a qualified electrician. ? Safety Temporary Use of an properly grounded, have the wall and receptacle Adapter We strongly discourage the use of an adapter due to potential safety hazards. For temporary use only a UL-listed adapter, available from most local hardware stores. Ensure that the large slot in the adapter is aligned with the large slot in the receptacle for a proper polarity connection. To disconnect the power cord from the adapter, use one hand on each to avoid damaging the ground terminal. Avoid frequently unplugging the power cord as this can lead to eventual ground terminal damage. connections, ? Never use the appliance with Temporary We a broken adapter. Use of an Extension Cord strongly discourage the use of an extension cord due to potential safety hazards. For temporary use only CSA certified and UL listed 3-wire grounded extension cords, rated 15 A, 125 V. situations, Owner's Manual 11 ENGLISH Operating Instruction Instruction Operating How to insert the Batteries Remove the the arrow Insert of new battery battery cover by pulling it according to direction. batteries are Reattach the making sure that the (+) correctly. and (-) installed cover by sliding it back into position. NOTICE Use 2 AAA(1.5volt) batteries. Do not use rechargeable batteries. Storage and Tips ? For The remote controler may be stored a wall. Using the Remote Controler by mounting it on ? To operate the control at the room air conditioner, aim the remote signal receptor. Signal Receptor Receives the signals from the remote Indication Operation On/Off control.(Signal receiving the Lights up during : Lights up during Sleep Timer : Lights up during Defrost Mode : Mode beeps or one long beep.) Lamps : Sleep sound: two short system operation. Timer Mode Auto operation. operation. Lights up during Defrost Mode or Hot operation (Heat pump model only) Start OUT DOOR Outdoor Unit Plasma Mode 12 : Lights up during outdoor (Cooling model only) : Light up during NANO operation (optional) Operation Room Air Conditioner unit operation. PLASMA purification Signal receptor Operation indication lamps Operating Remote Control Instruction Operations The controls will look like the following. Signal transmitter 1. START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again. 2. OPERATION MODE SELECTION BUTTON Used to select the operation mode. ENGLISH 3. ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature. 4. INDOOR FAN SPEED SELECTOR Used to select fan speed in four steps low, medium, high and CHAOS. 5. JET COOL Used to start 5 or stop the speed cooling. (Speed cooling operates super high fan speed in cooling mode.) 1 6 6. CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up/down airflow direction. 3 7. ON/OFF TIMER BUTTONS Used to set the time of starting and 4 10 2 operation. (See CANCEL 7 ON OFF stopping 21) 9 8. TIME SETTING BUTTONS Used to adjust the time. (See page 12 9. TIMER SET/CANCEL BUTTON Used to set the timer when the desired time is obtained and to cancel the Timer operation. SET 11 page 8 13 14 15 16 (See page 21) 21) 10. SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation. page 11. AIR CIRCULATION BUTTON Used to circulate the room air without or Flip-up door (opened) Operation Mode Healthy Operation Cooling Model( ), Heat Pump Model( cooling 22) 12. ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature. 15. RESET BUTTON Used prior to resetting time batteries. Heating Operation ? page 14. HORIZONTAL AIRFLOW DIRECTION CONTROL BUTTON (NOT ON ALL MODELS) Used to set the desired horizontal airflow direction. (See page 22) Operation Dehumidification heating. (See 13. PLASMA BUTTON (OPTIONAL) Used to start or stop the NANO PLASMA purification function. (See page 19) Cooling Operation Auto (See 21) ) or after replacing 16. 2nd F Button Used prior to using modes printed in blue at the bottom of buttons. (See page 20) Owner's Manual 13 Operating Instruction Cooling Operation 1 2 Press the Start/Stop button. respond with The unit will a beep. Open the door on the remote control. To select Cooling Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is shifted in the direction of the Auto Cooling 3 on lower than the room a Set the fan Heating (Heat pump model only) the remote control. Set the temperature temperature. The temperature can be range of 18°C~30°Cin 1°C increments. ON 4 Healthy Dehumidification Close the door set within arrow. To raise the temperature To lower the temperature with the door speed again of the remote control still closed. You can select the fan speed in four steps- low, medium, high and CHAOS. Each time the button is fan Natural wind For more by the fresh CHAOS feeling CHAOS mode. In this speed according 14 speed pressed, the mode is shifted. logic than other fan speed, press the Indoor Fan Speed Selector and set to mode, the wind blows like natural breeze by automatically changing fan to the CHAOS Room Air Conditioner logic. Operating Auto Instruction Operation 1 Press the a 2 Start/Stop The unit will respond ENGLISH button. with beep. Open the door on the remote control. To select Auto Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is shifted in the direction of the arrow. Auto Cooling Healthy Dehumidification 3 ON The temperature and fan speed electronic controls based on are Heating (Heat pump model only) automatically the actual room set by the temperature. If you want to change the set temperature, press the Room Temperature Setting buttons. The cooler or warmer you feel, the more times (up to two times) you should press the button. The set temperature will be changed automatically. To raise the temperature To lower the temperature During Auto Operation: You cannot switch the indoor fan If the system is not operating speed. as It has already been set desired, manually switch by the Fuzzy rule. to another mode. The system will not cooling mode to the heating mode, or from heating mode to cooling mode, it must be done by manually resetting. During Auto Operation, pressing the chaos swing button makes the horizontal louvers swing up and down automatically. If you want to stop auto-swing, press the chaos swing button again. automatically switch from the Owner's Manual 15 Operating Instruction Healthy Dehumidification Operation Press the 1 Mode Start/Stop button. respond with The unit will a beep. Open 2 the door on the remote control. To select Dehumidification Operation, Healthy Operation Mode Selection button. Each time the button is pressed, shifted in the direction of the Set the fan 3 the operation mode is arrow. Auto Cooling Healthy Dehumidification speed again Heating (Heat pump model only) with the door of the remote control still closed. You can ON select the fan speed in four or time the button is pressed, Natural wind more Speed steps- CHAOS. Each low, medium, high, speed For press the the fan mode is shifted. by the fresh CHAOS feeling logic than other fan speed, press the Indoor Fan Selector and set to CHAOS mode. In this blows like natural breeze according to the CHAOS mode, the wind by automatically changing logic. fan speed During Healthy Dehumidification Operation: If you select the dehumidification mode on the operation selection button, the A/C starts to run the dehumidification function. It automatically sets the room temp. and airflow volume to the best condition for dehumidification, based In this case, however, the the room temp. either. on the sensed current setting temp. is not room temp. displayed in the remote control and you are not able to control During the healthy dehumidification function, the airflow volume is automatically set according to the optimization algorithm responding to the current room temp. status which makes the room condition healthy and comfortable even in the high humidity season. 16 Room Air Conditioner Operating Heating Operation (Heat pump model Press the Instruction only) ENGLISH Start/Stop button. respond with 1 The unit will 2 Open the door on the remote control. To select Heating Operation, press the Operation Mode Selection button. Each time the button is pressed, the operation mode is a beep. shifted in the direction of the Auto Cooling 3 Close the door arrow. Healthy Dehumidification on Heating (Heat pump model only) the remote control. Set the temperature higher than the room temperature. The temperature can be set within a range of 16°C~30°Cin 1°C increments. ON 4 Set the fan To raise the temperature To lower the temperature speed again with the door of the remote control still closed. You the fan speed in four can select steps low, medium, high and CHAOS. Each time the button pressed, the fan speed mode is shifted. Natural wind For more by the fresh mode. In this the CHAOS CHAOS feeling is logic than other fan speed, press the Indoor Fan Speed Selector and set to CHAOS mode, the wind blows like natural breeze by automatically changing fan speed according to logic. Owner's Manual 17 Operating Instruction Jet Cool Operation Press the Start/Stop button. respond with 1 The unit will 2 the a beep. Press the Jet Cool button to will on 3 speed cooling operate mode and the unit operate in super high fan speed cooling mode for 30 minutes. To cancel the Jet Cool mode, press the Jet Cool button or room temperature setting button again and the unit will operate in high fan speed on cooling the fan speed button or the 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 In heat pump mode or neuro operation COOL button 18 hot summer. fuzzy mode, however, In order to return to the normal the a mode selection again. Room Air Conditioner cooling the JET COOL function is not available. mode from the JET COOL button, airflow volume selection or mode, you just press either temp. setting button or the JET Operating NANO PLASMA Purification 1 2 3 Instruction Operation (Optional) Press the ENGLISH Start/Stop button. respond with a The unit will beep. Open the door on the remote control. Press the PLASMA button. Operation will start when the button is pressed and stop when the button is pressed again. Set the fan speed again closed. You with door of the remote control speed in four steps-low, medium, high or CHAOS. Each time the button is pressed, the fan speed mode is shifted. Air can select the fan purifying operation (NANO PLASMA) can be cooling, Heating or any other operations. with NANO PLASMA Air Purifying Operation only If you press the only PLASMA button, PLASMA air purifying operates. only NANO Then, fan speed is low. You can select the fan speed in four steps-low, medium, high or CHAOS. Each time the button ( ) is pressed, the fan speed mode is shifted. Owner's Manual 19 Operating Instruction 2nd F Operation 1 2 Press the Start/Stop button. respond with The unit will a beep. Open the door of the remote control and press the 2nd operate functions printed in blue at bottom Function button to of buttons. (Check the display.) indication of 2nd function These buttons on operate the timer setting remote control as follows: CANCEL ON OFF SET CANCEL ON OFF SET 3 For 20 Room Air Conditioner 2nd function goes off in the button is more a short time automatically or when pressed again. details, refer to functions next page. Operating Instruction Additional features Sleep 1. Press the Mode Sleep Mode Auto button to set the time you want the unit to turn off automatically. To cancel the Sleep Mode, press the sleep Mode Auto button several times until the star ) disappears from ( programmed in one-hour increments by pressing the Sleep Mode Auto button 1 to 7 the operation display. 2. The Timer is NOTICE times. The alter the time period in steps of Mode Button while Sleep The Sleep Mode will be operated at slow fan speed (cooling) or medium fan speed (heat pump only) for quiet sleeping. mode is available for 1 to 7 times. To sleep 1 aiming hour, press the at air conditioner. IN COOLING MODE OR HEALTHY 3. Make sure the Sleep Mode Auto LED lights up. DEHUMIDIFICATION MODE: The temperature will automatically rise by 1°C over the next 30 minutes and hour for comfortable Setting by 2°C in 1 sleeping. the Time 1. Time can be set only when you have pressed the Reset button. If you have just replaced the batteries, the Reset button should be pressed to 2. Press the Time Setting buttons until the desired time is set. reset the time. Press the Start/Stop button. 3. Press the Timer SET button. SET NOTICE Check the indicator for A.M. and P.M. Delay Start/Pre-Set Stop SET 1. Make sure control the time is set correctly on the remote 4. Press the selected on/off setting by the Timer SET button while display. pressing aiming the ON 2. Press the ON/OFF Timer buttons to turn Timer on or OFF remote control at the To cancel the timer off. signal receptor. setting Press the Timer Cancel button while CANCEL aiming remote control at the signal receptor. 3. Press the Time (The timer lamp on the air conditioner and display will go out.) Setting buttons until the desired the time is set. NOTICE Select one Delay of the following OFF Timer four types of operation. Delay ON Timer with the unit Delay running OFF and ON Timer Delay ON and OFF Timer Owner's Manual 21 ENGLISH Operating Instruction Vertical Airflow Direction Control The up/down airflow (Vertical Airflow) by using the remote control. can be adjusted NOTICE If you press the CHAOS swing button, the vertical airflow direction is changed automatically based on the CHAOS algorithm and at the most Start/Stop to distribute the air in the time to make the human comfortable, as button to start the unit. use 2.Open Press Chaos on a natural breeze. conditioner. off, the up/down airflow direction system. louver will close the air outlet vent of the the remote control. Swing enjoying the remote control to When the unit is shut the door if room evenly body feel adjust the up/down airflow direction. Manually moving the vertical airflow direction louver by hand could damage the air Always 1. Press the same button and the louvers will To swing adjust left/right(Horizontal Airflow) direction up and down. Press the Chaos Swing button again to set the vertical louver at the desired airflow direction. Ensure unit is turned off before adjusting the horizontal airflow direction control. Carefully open vertical allow access louver to to the horizontal airflow direction. Adjust the left/right airflow Horizontal Airflow Direction Control The left/right(Horizontal Airflow) can be adjusted by using Start/Stop button to start the unit. direction by hand. (Optional) the remote control. Press the Open the door on the remote control. Press the Airflow Direction Start/Stop swing left and right. Press the Horizontal Airflow again to set the horizontal louver at the desired button and the louvers will Direction Control Button airflow direction. Air Circulation Mode Circulates the 1. Press the 2. Open room air without Start/Stop the door on cooling or heating. respond button. the unit will with a beep. the remote control. Press the Air Circulation button. Close the door remote control. Now each time that you press the Indoor Fan shifted from low to CHAOS and back to low again. CHAOS Air Fan speed is on low. Fan speed is on Speed Selector, medium. Fan speed the fan is on on high. NOTICE CHAOS Air economizes power consumption and prevents overcooling. The fan from high to low or vice versa, depending on the ambient temperature. changed 22 Room Air Conditioner speed is the speed automatically is Instruction Operating Forced Operation Operation procedures when ENGLISH the remote control can't be used. The will be started if the power button is operation If you want to pressed. stop operation, re-press the button. Power button Open the front panel upward Heat pump Model Cooling Model Room Temp. ≥ 24°C2 1 °C ≤ Room Operating mode Cooling Cooling Indoor FAN Speed High High Test operation During the TEST temperature and test Temp. < 21°C Heating High High OPERATION, the unit operates in cooling mode at 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 Room 22°C2 2 °C2 3 °C2 4 °C Setting Temperature During Healthy Temp. < 24°C Dehumidification 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. Auto restart In case the power comes on again after a power failure, Auto Restarting Operation procedures automatically to the previous operating conditions. So there is no In the initial need of mode, activating the fan this function operates As the compressor starts, the fan at a speed low by pressing speed also any key or is the function to operate button. and the compressor starts 2.5~3minutes later. resumes its previous setting mode. Helpful information Fan The fan fan speed and cooling capacity. cooling capacity indicated in the specification is the value when the speed is set to high, and the capacity will be lower at low or medium speed. High fan speed is recommended when you wish to cool the room High Speed quickly. Owner's Manual 23 Maintenance and Service Maintenance and Service Before performing turn off the main power to the maintenance, any system. Indoor Unit Grille, Case, and Remote Control Turn the system off before cleaning. To clean, wipe with cloth. Do not use bleach or a soft, dry abrasives. NOTICE Supply Air inlet vent power must be disconnected before cleaning Air outlet vent the indoor unit. Vertical louver Air filters (behind front panel) Horizontal louver Air filters The air filters behind the front cleaned grille should be checked and in every 2 weeks or more often if neccessary. 1. Lift the front access panel and pull the filter tab slightly once forward to remove the filter. 2. Clean the filter with ? ? a vacuum cleaner or warm, soapy water. If dirt is conspicuous, wash with a solution detergent in lukewarm water. If hot water (40°C or more) is used, it may of be deformed. 3. After washing with water, dry well in the shade. 4. Re-install the air filter. NANO PLASMA filter (Optional) The NANO PLASMA filter behind the air filters should be checked and cleaned once in every 3 months often if or more necessary. 1. After removing the air filters, pull slightly forward to remove the NANO PLASMA filter. 2. Clean NANO PLASMA filter with the vacuum cleaner. If it is very dirty, wash it with water. 3. Note the cuts of electric discharge lines. 4. Re-install the NANO PLASMA filter to the DEODORIZER filter 1. After removing the air TRIPLE DEODORIZER Filter NANO PLASMA Filter original position. (Optional) filters, pull slightly forward to remove the TRIPLE DEODORIZER filter. 2. in the Dry sunlight for two hours. 3. Re-install the TRIPLE DEODORIZER filter to the original position. Don't touch this NANO PLASMA Filter within 10 seconds after grille, it may cause an opening he inlet electric shock. Never ? ? use any of the followings: Water hotter than 40°C Could cause deformation and/or discoloration. Volatile substances Could damage the surfaces of the air conditioner. 24 Room Air Conditioner Powder Gasoline Maintenance and Service Replacement of purifying Recomended 1. Open use front period panel : filter (Optional) About 2 years and remove air filters. ENGLISH Air filter 2. Remove air purifying filters. 2 3. Insert new air purifying filters. 4. Reinsert air filters and close front 3 panel. Air purifying filter Outdoor Unit The heat be checked If exchanger coils and panel vents of the outdoor unit should clogged with dirt or soot, the heat exchanger and panel vents may be regularly. professionally steam cleaned. NOTICE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. Air Intake Vents Connecting (Side) Wires (Rear) Piping Air intake vents Piping Drain Hose Air Outlet Vents Air outlet vents Base Plate Owner's Manual 25 Maintenance and Service Common Problems and Solutions Before for service calling If you have problems with cannot find a solution, your air conditioner, read the following information and try Air conditioner does not or voltage Air does not feel cold 2. Check to see into plugged a proper outlet. circuit breaker. 3. Check whether the 1. Ensure that the is unusually high enough if the air filter is the on temperature settings are clogged or low. cooling setting correct. with dust. If so, replace the filter. 3. Ensure that the air flow from the outside is not obstructed and that there is back of the air conditioner and the wall or calling The air conditioner is ? You hear a pinging for You see water conditions ? over of heat in the 20" between the room. common problems and solutions. when: designed to by water being picked up by the fan on rainy days or in highly help remove moisture in the air and improve cooling efficiency. dripping from the rear of the unit. Water may be collected in the base rainy days. This water overflows and drips from the rear of the unit. pan in highly or on You hear the fan 26 clearance of noise. This is caused conditions. This feature is ? source service, please review the following list of operating normally a fence behind it. 4. Close all doors and windows and check for any Before If you problem. operate 1. Ensure that the air conditioner is 2. Check the fuse to solve the turn off the air conditioner and contact your dealer. running while the compressor is silent. This is Room Air Conditioner a normal operational feature. humid humid Maintenance and Service Troubleshooting The air conditioner may be Problem operating abnormally when: Possible Causes The air conditioner is What To Do ? unplugged. The fuse is blown/circuit breaker is ? sure the air conditioner plug ENGLISH is into the outlet. Check the house fuse/circuit breaker box and tripped. Air Make pushed completely replace the fuse or reset the breaker. conditioner does not start Power failure. ? If power failure occurs, turn the mode control to Off. When power is restored, wait 3 minutes to restart the air conditioner to prevent tripping of the compressor overload. Airflow is restricted. ? Make sure blinds, or there are no furniture curtains, blocking the front of the air conditioner. The air filter is dirty. ? Air section. conditioner does not cool as Clean the filter at least every 2 weeks. See the care and Maintenance it should The room may have been ? hot. When the air conditioner is first turned on, you need to allow time for the room to cool down. Cold air is Cooling escaping. coils have iced up. ? Check for open furnace floor and cold air returns. ? See Air Conditioner registers Freezing Up below. * You can refer to the Energy Star program in detail at www.energyrating.gov.au Owner's Manual 27 P/No.: 3828A21011A After reading this manual, keep Printed in Korea it in a place easily accessible to the user for future reference.