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website http://www.lgservice.com LG LG Room Air Conditioner SERVICE MANUAL MODELS: AS-W096URH0/UBH0/UWH0/UMH0 AS-W126URH0/UBH0/UWH0/UMH0/UCH0 AS-W096URH1/UBH1/UWH1/UMH1 AS-W126URH1/UBH1/UWH1/UMH1 CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL • ONLY FOR AUTHORIZED SERVICE PERSONNEL Air Conditioner Service Manual TABLE OF CONTENTS LG Model Name .3 Safety Precautions Dimensions 10 Symbols Used in this Manual 10 Indoor Unit 10 Outdoor Unit 11 Product Specifications 12 Installation .13 Select the Best Location 13 Piping Length and Elevation 14 Fixing Installation Plate 14 Drill a Hole in the Wall 15 Flaring Work 15 Connection of Piping .16 Connecting the Cables .22 Checking the Drainage 24 Forming the Piping 25 Air Purging .26 Test Running 28 Functions 30 Operation 33 Disassembly 47 Indoor Unit 47 Schematic Diagram .50 Electric Control device 50 Wiring Diagram .52 Components Location 54 Troubleshooting Guide 57 Refrigeration Cycle Diagram 57 Pipe Length and the Elevation 58 2-way, 3-way Valve 59 Cycle Parts .66 Self-diagnosis Function 67 Electronic Parts 69 Exploded View 80 Indoor Unit 80 Outdoor Unit 81 Replacement Parts List 82 Indoor .82 Outdoor 84 Room Air Conditioner LG Model Name 2002 Code - Type Code of Model Meaning 1,2 Type of Airconditioner A~Z LS: LG Split Type Airconditioner Chassis A~Z 4,5 Capacity(Btu/h) 1~9 Name of toll of Unit Ex LS-R ➔ S R Chassis Cooling/Heating Capacity Ex "09" ➔ 9,000Btu/h Electric Range 1~9 Serial No 0~9 A~Z Cooling/Heating A~Z LG/OEM Brand A~Z Electric Standard ➔ 115V/60Hz ➔ 220V/60Hz ➔ 208~230V/60Hz ➔ 200~220V/50Hz ➔ 220~240V/50Hz ➔ 110V, 50/60Hz ➔ 380~415V/50Hz ➔ 380~415V/60Hz Basic Plasma Filter Auto Swing + Plasma Filter Telephone + LED Display Telephone + LCD Display Auto Swing + Plasma Filter + Telephone + LCD Low Ambient + Ambient/change Plasma Filter + Low Ambient + Ambient/change Internet Auto Swing + Plasma Filter + Oxygen Generator Auto Swing + Soft Start Auto Swing + Star Rating Auto Swing + Star Rating + Plasma Filter Auto Swing + Soft Start + Star Rating Auto Swing + Soft Start + Star Rating + Plasma Auto Swing + Telephone + LCD Auto Swing + Telephone + LCD + Soft Start UNIT R22 HFC R22+AC INV INDOOR OUTDOOR C/O H/P C/O H/P BASIC BASIC C H X Y F R V N BASIC GOLD FIN A B M P W Y PLASMA GOLD FIN D E Q S PLASMA BASIC G J - - - - GOLD FIN GOLD FIN K L - - - - L: LG Brand G: 2nd LG Brand H/P E/H+C/O E/H+H/P C/O A B C D E F G H J K L M N P Q R S Z Y X W V U T HFC+AC HFC+DC INV INV H/P H/P T U M: 1st OEM Brand N: 2nd OEM Brand Service Manual 2003~2005 Code - Type Code of Model 10 Meaning Producing Center, Refrigerant A~Z L: Chang-won R22 A: Chang-won R410A C: Chang-won R407C T: China K: Turkey R22 E: Turkey R410A H: Thailand Product Type A~Z S: Split Type Air Conditioner Cooling/Heating/Inverter A~Z C: Cooling only H: Heat pump X: C/O + E/Heater Z: H/P + E/Heater 4, Capacity 0~9 Cooling/Heating Capacity Ex "09" → 9,000 Btu/h Electric Range 1~9 A~Z 1: 115V/60Hz, 2: 220V/60Hz 3: 208-230V/60Hz 5: 200-220V/50Hz 6: 220-240V/50Hz 7: 110V, 50/60Hz 8: 380-415V/50Hz 9: 380-415V/60Hz Chassis A~Z Name of Chassis of Unit Ex LSP → SP Chassis Look A~Z Look, Color (Artcool Model) Function A~Z 10 Serial No 1~9 V: AC Inverter C/O N: AC Inverter H/P Q: DC Inverter C/O W: DC Inverter H/P A: 220V, 50Hz, 3Phase B: 208~230V, 60Hz, 3Phase C: 575V, 50Hz, 3Phase D: 440~460, 60Hz, 3Phase E: 265V, 60Hz F: 200V, 50/60Hz Basic Basic+4Way Plasma Filter Plasma Filter+4 Way Tele+LCD Tele+LCD+Nano plasma+4Way Nano Plasma F+(A/changeove)+A/clean+Low A Nano Plasma F+(A/changeove)+A/clean+4way+Low A Tele+LED+4way Internet Plasma F+4Way+Oxy generator Nano Plasma F+(A/changeove)+A/clean Nano Plasma F+(A/changeove)+A/clean+4way Nano Plasma F+(A/changeove)+A/clean+PTC Nano Plasma F+(A/changeove)+Autoclean+4way+PTC Nano Plasma F+(A/changeove)+A/clean+4way+Low A+PTC Negative ION+A/Clean (Nano)Plasma+Negative ION+A/Clean 4way+(Nano)Plasma F+Negative ION+Healthy dehumidification+A/Clean Nano Plasma F+4Way+(A/changeove)+A/clean+ LG Model Development Serial No * ARTCOOL COLOR R Mirror W White B Blue D Wood M Metal C Cherry Room Air Conditioner N: India Z: Brazil D: Indonesia M: Mexico V: Vietnam S: Out Sourcing A B C D E F G H I J K L M N P Q R S T U Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed ■ Incorrect operation due to ignoring instruction will cause harm or damage The seriousness is classified by the following indications This symbol indicates the possibility of death or serious injury This symbol indicates the possibility of injury or damage to properties only ■ Meanings of symbols used in this manual are as shown below Be sure not to Be sure to follow the instruction ■ Installation Do not use damaged power cords, plugs, or a loose socket • There is risk of fire of electric shock Install the panel and the cover of control box securely • There is risk of fire of electric shock Always use the power plug and socket with the ground terminal • There is risk of electric shock .Do not modify or extend the power cord • No grounding may cause electric shock Service Manual Safety Precautions For re-installation of the installed product, always contact a dealer or an authorized service center • There is risk of fire, electric shock, explosion, or injury Be cautious when unpacking and installing the product • Sharp edges could cause injury Be especially careful of the case edges and the fins on the condenser and evaporator Do not install the product on a defective installation stand • It may cause injury, accident, or damage to the product Room Air Conditioner Do not install, remove, or re-install the unit by yourself • There is risk of fire, electric shock, explosion, or injury For installation, always contact the dealer or an Authorized service center • There is risk of fire, electric shock, explosion, or injury Be sure the installation area does not deteriorate with age • If the base collapses, the air conditioner could fall with it, causing property damage, product failure, and personal injury Safety Precautions ■ Operation Do not turn the air-conditioner ON or OFF by plugging or unplugging the power plug • There is risk of fire or electrical shock Grasp the plug to remove the cord from the outlet Do not touch it with wet hands • There is risk of fire or electrical shock Do not allow water to run into electrical parts Use a dedicated outlet for this appliance • There is risk of fire or electrical shock Do not place a heater or other appliances near the power cable • There is risk of fire and electric shock Do not store or use flammable gas or combustibles near the air conditioner • There is risk of fire, failure of the product, or electric • There is risk of fire or failure of product shock x Wa Thinner Service Manual Unplug the unit if strange sounds, odors, or smoke comes from it • There is risk of electric shock or fire Be cautious that water could not enter the product • There is risk of fire, electric shock, or product damage ■ Installation Always check for gas (refrigerant) leakage after installation or repair of product • Low refrigerant levels may cause failure of product Keep level even when installing the product • To avoid vibration or water leakage 90˚ Room Air Conditioner Install the drain hose to ensure that water is drained away properly • A bad connection may cause water leakage Use two or more people to lift and transport the air conditioner • Avoid personal injury ■ Operation Use a soft cloth to clean Do not use harsh detergents, solvents, etc Do not touch the metal parts of the product when removing the air filter They are very sharp! • There is risk of fire, electric shock, or damage to the • There is risk of personal injury plastic parts of the product x Wa Do not step on or put anyting on the product (outdoor units) • There is risk of personal injury and failure of product Do not insert hands or other objects through the air inlet or outlet while the air conditioner is plugged in • There are sharp and moving parts that could cause personal injury Service Manual Dimensions Dimensions Symbols Used in this Manual This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the air conditioner NOTICE This symbol indicates special notes Indoor Unit H D W Installation plate MODEL DIM 9k, 12k Btu Series Unit W mm 1030 H mm 290 D mm 153 10 Room Air Conditioner Troubleshooting Guide Trouble Product doesn't operate with the remote controller Turn on main power While the compressor has been stopped, the compressor does not operate owing to the delaying function for minutes after stopped When the compressor stopped Indoor Fan is driven by a low speed At this point the wind speed is not controlled by the remote controller (When operated in the Sleeping Mode, the wind speed is set to the low speed as force).) Caused by the remote controller Caused by other parts except the remote controller When the mark ( ) is displayed in LCD screen, replace battery Check the contact of CN-DISP 1, connector Check DISP P.C.B Ass'y -Voltage between CN-DISP1 : DC +5V Check point • Check the connecting circuit between MICOM PIN and CN-DISP1 PIN • Check receiver ass'y 70 Room Air Conditioner Troubleshooting Guide Trouble The Compressor/Outdoor Fan are unable to drive Turn on the main power Operate Cooling Mode by setting the disired temperature of the remote controller is less than one of the Indoor temperature by 1°C at least When in air circulation mode, compressor/outdoor fan is stopped Check the sensor for Indoor temperature is attatched as close as to be effected by the themperature of Heat Exchange (EVA.) When the sensor circuit for Indoor temperature and connector are in bad connection or are not engaged, Compressor/Outdoor fan is stopped • Check the related circuit of R02H(12.1K), R01H(6.2K), R04H(1K), R03H(1K), C01H(102), C02H(102), Micom(pin No , ) • Check the Indoor temperature sensor is disconnected or not (Resistance is about 10K at 25°C) Check the Relay(RY-PWR) for driving Compressor • Check the voltage between brown and blue cable of terminal to connect the Outdoor (About AC220V / 240V) • Check the related circuit of relay in Outdoor PCB Ass'y Check Point Comp ON Comp OFF Between Micom(No 46 ) and GND DC 5V DC 0V Between IC01M(No 15 ) and GND DC 1V↓ DC 12V Turn off main power Check the electrical wiring diagram of Outdoor side Check the open or short of connecting wires between Indoor and Outdoor Service Manual 71 Troubleshooting Guide Trouble When indoor Fan does not operate Turn off main power Check the connection of CN-MOTOR Check the Fan Motor Check the Fuse(AC250V, T2A) Check the related circuit of indoor Fan Motor • The pin No.45 of micom and the part for driving SSR • Check the related pattern • Check the SSR - SSR Open: Indoor Fan Motor never operate - SSR short: Indoor Fan Motor always operates in case of ON or OFF Turn on the main power Check the SSR high speed operation by remote control (the Indoor Fan Motor is connected) The voltage of Pin No 1(orange) and 3(black) of CN-MOTOR About AC 180V over About AC 50V over SSR is not damaged Check SSR 72 Room Air Conditioner Troubleshooting Guide Trouble When the horizontal louver does not operate • Confirm that the vertical louver is normally geared with the shaft of Stepping Motor • If the regular torque is detected when rotating the vertical louver with hands ⇒ Normal • Check the connecting condition of CN-U/D Connector • Check the soldering condition(on PCB) of CN-U/D Connector Check the operating circuit of the vertical louver • Confirm that there is DC +12V between pin ➀ of CN-U/D and GND • Confirm that there is a soldering short at following terminals - Between 41 , 42 , 43 and 44 of MICOM - Between , , and of IC01M - Between 10 , 11 , 12 and 13 of IC01M If there are no problems after above checks • Confirm the assembly condition that are catching and interfering parts in the link of the vertical louver Service Manual 73 Troubleshooting Guide Trouble The heater does not operate at all Turn off main power Check the wire connection of PTC Heater (Refer to Wiring Diagram) • Check the connecting condition of CN-PTC connector on the indor DC P.C.B Ass'y • Check the soldering condition of CN-PTC connector on the indoor DC P.C.B Ass'y Check the Heater driving Circuit • Check the pattern between MICOM Pin No 48 → IC02M Pin No → IC02M Pin No 10 → CN-PTC If there is no problem result of all above check • Inner side disconnection of PTC Heater unit or restriced operating condition of PTC Heater (pipe temp is over 45°C, defrosting operation, compressor off, indoor fan off) 74 Room Air Conditioner Troubleshooting Guide Trouble The Outdoor Unit does not operate at all YES Does the Operating LED of indoor unit blink when Operation's ON? Refer to the self-diagnosis function NO NO Is the Connection between indoor power relay Pin ➂ and terminal block No right? Check the connecting state of connector YES NO Is the connection of cable between indoor and outdoor unit right? YES Indoor Outdoor 1(Brown) 2(Blue) 3(Green/YL) 4(Red) 1(Brown) 2(Blue) 3(Green/YL) 4(Red) NO Is the voltage of Terminal Block , in outdoor Control Box about AC220V / 240V? Check the Fuse of Outdoor PCB Ass'y YES NO Is the voltage of NF01J ➀, ➁ in outdoor PCB Ass'y about AC220V / 240V when Operation's ON? Check the PTC and RY-PWR YES NO Is the Bridge Diode(BD01S) right? Check the Bring Diode NO Replace the PCB Ass'y Service Manual 75 Troubleshooting Guide Trouble 8-1 When compressor does not operate normally ■ DC Peak Error(Error Code ➅) NO Does the LED01M of outdoor PCB Ass'y blink times? Check the state of connecting cable (3 line) between indoor and outdoor uint YES NO Is the connecting state of connectors in outdoor PCB Ass'y right? (CN-UVW) • Electrical wiring diagram (Colors) • Check the connecting state of connectors in PCB Ass'y • If CN-UWV is connected, the comprressor can be operated a opposite direction YES NO • Check the short P-N P-U, V, W, and N-U, V, W of IPM and then collector, emiter of IGBT Is the power module in PCB Ass'y right? YES NO Is the voltage of T/Block AC150V? , over than Check the supplied voltage YES NO Is the voltage of GND-IPM(32 pin) over than about DC280V? • Check the DC voltage between IPM 1pin GND YES NO Is the refrigerant pressure right? NO Replace the PCB Ass'y • Main PCB Ass'y • Control Box Ass'y 76 Room Air Conditioner Supply the refrigerant or Discharge refrigerant Troubleshooting Guide Trouble 8-2 When compressor does not oprate normally ■ Communication error between Indoor and Outdoor (Error Code ➄) NO • Check the state of connecting cable (3 line) bewteen indoor and outdoor unit • Check Fuse, Noise Filter, PTC, etc Does the operating LED in display PCB Ass'y blink times? YES NO • Electrical wiring diagram(Colors) • Check the connecting state of connectors in outdoor PCB Ass'y • Check the Fuse of outdoor PCB Ass'y Is the voltage of BR/BK, RD AC220/240V in Main PCB Ass'y YES NO Is the connection of CN-T/Block and in CN-AC/DC indoor P.C.B Ass'y is right? • Reconnect the connectors • Check the PCB pattern(Resoldering) YES Replace the PCB Ass'y • Main PCB Ass'y (Indoor/Outdoor) • Control Box Ass'y Service Manual 77 Troubleshooting Guide Trouble 8-3 When compressor does not oprate normally ■ CT Error (Error Code ➆) NO • Check the state of connecting cable (3 line) bewteen Indoor and Outdoor Unit • Check fuse, Noise Filter, PTC, etc Does the operating LED in Display PCB Ass'y blink times? YES NO Is the courrent transformer(CT) in Main PCB Ass'y right? Check the PCB pattern(resoldering) YES NO Is the indoor/outdoor fan locked? Check the indoor/outdoor fan motor YES NO Is the discharge temperature of Indoor unit right(11°C~17°C) in the cooling mode? Check the compressor YES NO Is the refrigerant pressure right? YES Replace the PCB Ass'y • Main PCB Ass'y(Outdoor) • Control Box Ass'y(Outdoor) 78 Room Air Conditioner Supply the refrigerant or Discharge the refrigerant Troubleshooting Guide ■ The problem of missing the connector (INDOOR MAIN PCB ASSY) Connectors Condition Problem (error mode) CN-AC/DC OPEN • Malfunctions all indoor & outdoor unit • Malfunctions remocon, force, test operation mode CN-FAN OPEN • Malfunctions indoor fan motor CN-T/Block OPEN • Malfunctions outdoor unit • Stop compressor and outdoor fan motor • The operation LED blinks times • Communication error CN-DISP1 OPEN • Malfunctions remote contoller • Don't operate the power display module CN-DISP2 OPEN • Don't operate the power display module CN-TH OPEN/SHORT CN-U/D OPEN • The operation LED blinks twice • Enable to receive remote singnal • Malfunctions UP/DOWN step motor • Don't operate louver ■ The problem of missing the connector (OUTDOOR MAIN PCB ASSY) Connectors Condition CN-4 WAY OPEN • Malfunctions 4-WAY valve CN-FAN OPEN • Malfunctions fan CN-TH OPEN/SHORT • The operation LED blinks twice • The LED01M blinks twice CN-D-PIPE OPEN/SHORT • The LED01M blinks 10 times • Continue Comp operation (when the discharge pipe TH opens) • Stop Comp operation (when the discharge pipe TH shorts) CN-UVW OPEN Problem (error mode) • Stop compressor Service Manual 79 Exploded View Exploded View Indoor Unit 135312 159830 152302 668713-2 135080-1 146811-2 145200 668713-1 135314 237900 733010 135080-2 267110 359011 342800 354210 131410 352150 346810 249951 264110 266090 35211B 146811-1 263230 147581 135311 268714 135516 80 Room Air Conditioner W0CZZ Exploded View Outdoor Unit 437210 263230 437212 554031 435511 435301 546810 552102 559010 649950 552201 552111 552116 447910 668711 552202 561410 554160 661400 550140 552203-1 430410 552203-2 Service Manual 81 Replacement Parts List Replacement Parts List Indoor Unit LOCATION No 131410 135080 135080 135311 135312 135314 135516 145200 146811 152302 159830 159901 237900 249951 263230 264110 266090 267110 268712 268714 342800 346810 35211B 352150 354210 359011 668713 668713 733010 W0CZZ DESCRIPTION CHASSIS ASSEMBLY DECORATION(TOP) DECORATION(BOTTOM) GRILLE ASSEMBLY,DISCHARGE GRILLE ASSEMBLY,FRONT MIRROR BLUE WHITE METAL GRILLE ASSEMBLY,INLET MIRROR BLUE WHITE METAL COVER ASSEMBLY,MOTOR LINK MOTOR ASSEMBLY,STEP FILTER(MECH),A/C AIR CLEANER ASSEMBLY VANE,HORIZONTAL WINDOW,DISPLAY CONTROL BOX ASSEMBLY,INDOOR THERMISTOR ASSEMBLY POWER CORD ASSEMBLY H.V ASSEMBLY REMOTE CONTROLLER ASSEMBLY PWB(PCB) ASSEMBLY,DISPLAY PWB(PCB) ASSEMBLY,MAIN BEARING MOTOR ASSEMBLY,INDOOR TUBE ASSEMBLY,TUBING HOSE ASSEMBLY,DRAIN EVAPORATOR ASSEMBLY,FIRST FAN ASSEMBLY,CROSS FLOW PWB(PCB) ASSEMBLY,SUB PWB(PCB) ASSEMBLY,SUB PLATE CAPACITOR,DRAWING PART No AS-W096U*H0 3141A20007B 3508A20034E 3508A20034F 3531A10137B 3531A21004W 3531A21004Z 3531A21024B 3531A21024A 3531A21010E 3531A21010B 3531A21010C 3531A21010A 3551A20050C 4520A20008A 4681A20055A 5230A20022A 5983A10006T 5990A20015B 3790A20046E 4995A20287N 6323A20004H 6411A20014V 6609A10005A 6711A20077Y 6871A20463C 6871A10104B 4280A20004B 4681A20048R 5211AR7066P 5251AR1222R 5421A20105C 5901A20016A 6871A20258B 6871A20259A 1H00843A 3H01487A AS-W126U*H0 3141A20007B 3508A20034E 3508A20034F 3531A10137B 3531A21004W 3531A21004Z 3531A21024B 3531A21024A 3531A21010E 3531A21010B 3531A21010C 3531A21010A 3551A20050C 4520A20008A 4681A20055A 5230A20022A 5983A10006T 5990A20015B 3790A20046E 4995A20287S 6323A20004H 6411A20026T 6609A10005A 6711A20077Y 6871A20463C 6871A10104B 4280A20004B 4681A20048R 5211AR7066N 5251AR1222R 5421A20105A 5901A20016A 6871A20258B 6871A20259A 1H00843A 3H01487A AS-W096U*H1 AS-W126U*H1 3141A20007B 3508A20034E 3508A20034F 3531A10137B 3531A21004W 3531A21004Z 3531A21024B 3531A21024A 3531A21010E 3531A21010B 3531A21010C 3531A21010A 3551A20050C 4520A20008A 4681A20055A 5230A20022A 5983A25003H 5990A20015B 3790A20083A 4995A20486X 6323A20004H 6411A20014U 6609A10005D 6711A20077Y 6871A20463C 6871A10104D 4280A20004B 4681A20048R 5211AR7066P 5251AR1222R 5421A20086D 5901A20016J 6871A20258B 6871A20259A 1H00843A 3H01487A 3141A20007B 3508A20034E 3508A20034F 3531A10137B 3531A21004W 3531A21004Z 3531A21024B 3531A21024A 3531A21010E 3531A21010B 3531A21010C 3531A21010A 3551A20050C 4520A20008A 4681A20055A 5230A20022A 5983A10006T 5990A20015B 3790A20083A 4995A20486Y 6323A20004H 6411A20014U 6609A10005D 6711A20077Y 6871A20463C 6871A10104E 4280A20004B 4681A20048R 5211AR7066N 5251AR1222R 5421A20086D 5901A20016J 6871A20258B 6871A20259A 1H00843A 3H01487A NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request (GCSC WEBSITE http://biz@LGservice.com) 82 Room Air Conditioner REMARKS R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R Replacement Parts List Outdoor Unit LOCATION No DESCRIPTION PART No AS-W096U*H0 AS-W126U*H0 AS-W096U*H1 AS-W126U*H1 REMARKS 263230 THERMISTOR ASSEMBLY 6323A20003G 6323A20003G 6323A20003G 6323A20003G R 430411 BASE ASSEMBLY,OUTDOOR 3041A20008M 3041A20008Z 3041A20066A 3041A20066C R 435511 COVER ASSY, CONTROL(OUTDOOR) 3551A30058Z 3551A30066A 3551A30115G 3551A30115G R 437210 PANEL ASSY, FRONT SUB 3721A20027H 3721A20027H 3721A20027Q 3721A20027Q R 437212 PANEL ASSY, REAR 3721A20026B 3721A20026F 3721A20026M 3721A20026M R 447910 BARRIER ASSY, OUTDOOR 4791A30002G 4791A30002K 4791A30002G 4791A30002G R 546810 MOTOR ASSEMBLY, OUTDOOR 4681A20068G 4681A20122A 4681A20122A 4681A20122A R 550140 ISOLATOR,COMP 4H00982E 4H00982E 4H00982E 4H00982E R 552111 TUBE ASSEMBLY, CAPILLARY 5211A30331X 5211A30331U 5211A33058A 5211A33058A R 552116 TUBE ASSEMBLY, REVERSING 5211A10260F 5211A30698A 5211A21491B 5211A21491D R 552202 VALVE,REVERSING 5220AR3228F 5220AR3228F 5220AR3228D 5220AR3228D R 552203-1 VALVE,SERVICE 5220A20001Q 5220A20006F 5220A20001Q 5220A20006F R 552203-2 VALVE,SERVICE 2H02479P 2H02479P 5220A20005B 5220A20005B R 554031 CONDENSER ASSY, BENT 5403A20019V 5403A20028T 5403A20019V 5403A20019V R 554160 COMPRESSOR 5416A90008B 5416A90008A 5416A90028A 5416A90029A R 559010 FAN ASSEMBLY, PROPELLER 5901A10033A 5901A10033A 5901A10033A 5901A10033A R 561410 COIL ASSY, REVERSING VALVE 6141AR3509J 6141AR3509J 6141A20010S 6141A20010S R 649950 CONTROL BOX ASSY 4995A20203U 4995A20203Z 4995A20520F 4995A20520G R 661400 REACTOR 5874A90003A 5874A90003A 5874A90003A 5874A90003A R 668711 PCB ASSY 6871A10098F 6871A10098J 6871A10135F 6871A10135D R NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request (GCSC WEBSITE http://biz.LGservice.com) Service Manual 83 P/No.: 3828A20061Z October, 2005 Printed in Korea ... .82 Outdoor 84 Room Air Conditioner LG Model Name 2002 Code - Type Code of Model Meaning 1,2 Type of Airconditioner A~Z LS: LG Split Type Airconditioner Chassis A~Z 4,5 Capacity(Btu/h)... P W Y PLASMA GOLD FIN D E Q S PLASMA BASIC G J - - - - GOLD FIN GOLD FIN K L - - - - L: LG Brand G: 2nd LG Brand H/P E/H+C/O E/H+H/P C/O A B C D E F G H J K L M N P Q R S Z Y X W V U T HFC+AC... Cooling/Heating Capacity Ex "09" ➔ 9,000Btu/h Electric Range 1~9 Serial No 0~9 A~Z Cooling/Heating A~Z LG/ OEM Brand A~Z Electric Standard ➔ 115V/60Hz ➔ 220V/60Hz ➔ 208~230V/60Hz ➔ 200~220V/50Hz ➔ 220~240V/50Hz