LG HBLG1003R Service Manual

LG HBLG1003R Manual

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  • LG HBLG1003R | Service Manual - Page 1
    LG LG Room Air Conditioner SERVICE MANUAL MODEL: HBLG8003R,LB8000ER,LW8000ER,HBLG1003R,LWHD1006R,L1006R LWHD1006RY6,L1006RY6 CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
  • LG HBLG1003R | Service Manual - Page 2
    Parts...14 Air handling Parts...15 Electrical Parts ...16 Refrigerating Cycle...18 Schematic Diagram...21 Wiring Diagram...21 Electronic Control Device ...22 Components Location ...23 Troubleshooting Guide ...24 Pipeing System ...24 Troubleshooting Guide ...25 Electrical Parts Troubleshooting Guide
  • LG HBLG1003R | Service Manual - Page 3
    damage, follow these instructions. Incorrect operation due to ignoring instructions might cause harm or outlet with other appliances. • Doing so may cause electric shock or fire due to heat generation. Do not allow water to run into electric parts. • Doing so explosion or fire. Service Manual 3
  • LG HBLG1003R | Service Manual - Page 4
    . vapors can lead to explosions and fire. CCAAUUTTIIOONN Never touch the metal parts of the unit when removing the filter. • They are sharp and may product, turn off the the power switch of the main body of appliance. Contact service center after taking the powerplug out from the socket. Do not
  • LG HBLG1003R | Service Manual - Page 5
    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 510 20 3 32 COOL FAN DRY HEAT DEFROST FAN INDOOR DESIRED ENERGY SAVER AIR PURYFIER AUTO RESTART 18(23/32") 354(1329/32") Service Manual 5
  • LG HBLG1003R | Service Manual - Page 6
    CONDITION (A) (BTU/W .h) INDOOR (°C) OUTDOOR (°C) REFRIGERANT (R-22) CHARGE EVAPORATOR CONDENSER FAN, INDOOR FAN, DIMENSION (W x H x D) (lbs/kg) (inch) (mm) HBLG8003R LB8000ER LW8000ER 1ø, 115, 60Hz HBLG1003R LWHD1006R(Y6) L1006R(Y6) 8 ,000 8 ,2 00 10, 000 8 20 750 1 ,020 7.4
  • LG HBLG1003R | Service Manual - Page 7
    humidity zone, exchange the HOLE RUBBER for the DRAIN PIPE.(See figure 2, figure 3.) BASE PAN Figure 2 BOTTOM 1 HOLE RUBBER BASE PAN Figure 3 BOTTOM 2 HOLE RUBBER Service Manual 7
  • LG HBLG1003R | Service Manual - Page 8
    " min (Without frame curtain) Offset 1/2" to 11/4" Sill Exterior NO. NAME OF PARTS 1 FRAME CURTAIN 2 SILL SUPPORT 3 BOLT 4 NUT 5 SCREW(TYPE A) 6 SCREW(TYPE B) 7 SCREW(TYPE C) 8 FOAM-STRIP 9 FOAM-PE 10 UPPER GUIDE 11 FOAM-PE 12 FRAME GUIDE 13 WINDOW LOCKING BRACKET Q'TY 2 2 2 2 16 3 5 1 1 1 1 2 1
  • LG HBLG1003R | Service Manual - Page 9
    Pull the bottom window sash down behind the upper guide until it meets. Installation Shipping Screws COOL FAN DRY Frame Curtain is restricted. Upper Guide Window stool Front Angle Figure 4 Window Sash Upper guide 9 Foam-pe 13 Cabinet Frame Curtain 1 Foam-pe 10 Figure 5 Service Manual 9
  • LG HBLG1003R | Service Manual - Page 10
    Loosely assemble the sill support using the parts in Figure 6. 4. Select the position that will place the sill support near the outer most point on sill (See Figure 6) NOTICE Be careful when you install the cabinet (frame guides are broken so easily). 5. Attach the sill support to the cabinet track
  • LG HBLG1003R | Service Manual - Page 11
    front grille.(See Fig. 14) Figure 13 Figure 14 COOL FAN DRY HEAT DEFROST FAN INDOOR DESIRED ENERGY SAVER AIR PURYFIER AUTO RESTART Figure 15 Service Manual 11
  • LG HBLG1003R | Service Manual - Page 12
    Operation • Designed for COOLING ONLY. • Powerful and quiet cooling. • Slide-in and slide-out chassis for the simple installation and service. • Low air-intake, top cooled-air discharge. • Built-in adjustable Thermistor • Washable one-touch filter • Compact size • Reliable and efficient
  • LG HBLG1003R | Service Manual - Page 13
    away from extremely hot or humid places. To maintain optimal operation of the remote control, the remote sensor should not be exposed to direct sunlight. Service Manual 13
  • LG HBLG1003R | Service Manual - Page 14
    Before the following disassembly, POWER SWITCH set to OFF and disconnect the power cord. Mechanical Parts 1. FRONT GRILLE 1. Open the lnlet grille downward and remove the air filter. 2. circuit diagram found on page 22 in Figure 18 this manual and on the control box.) 14 Room Air Conditioner
  • LG HBLG1003R | Service Manual - Page 15
    Parts 4. AIR GUIDE AND TURBO FAN 1. Remove the front grille. 2. Remove the cabinet. 3. Remove the control box. 4. Remove the 4 screws which fasten the brace. 5. Remove the brace. 6. Remove the 2 screws which fasten the air guide upper. 7. Remove the air guide Figure 21 Figure 22 Service Manual 15
  • LG HBLG1003R | Service Manual - Page 16
    to the removal procedure, above. Figure 23 Electrical Parts 1. OVERLOAD PROTECTOR 1. Remove the cabinet. 2. 1. Remove the cabinet. 2. Discharge the refrigerant system using a FreonTM Recovery System. If FreonTM. Leave the valve in place after servicing the system. 3. Remove the overload protector
  • LG HBLG1003R | Service Manual - Page 17
    component by referring to the above removal procedure, above. (Use only one ground-marked hole for ground connection.) 7. If the supply cord of this appliance is damaged, it must be replaced by the special cord. (The special cord means the cord which has the same specification marked on the
  • LG HBLG1003R | Service Manual - Page 18
    Figure 29 2. EVAPORATOR 1. Remove the control box. 2. Remove the air guide upper. 3. Remove the 2 screws which fasten the evaporator. 4. Move the evaporator sideways carefully. 5. After discharging the refrigerant completely, unbraze the interconnecting tube at the evaporator connections. 6. Remove
  • LG HBLG1003R | Service Manual - Page 19
    the refrigerant system using a FreonTM recovery System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the FreonTM. Leave the valve in place after servicing the for a while, and then test the leakage of the pinch-off connection. Service Manual 19
  • LG HBLG1003R | Service Manual - Page 20
    , Brazing equipment. Pin-off tool capable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. CONDENSER (HIGH PRESSURE SIDE) COMPOUND GAUGE MANIFOLD GAUGE B A CAPILLARY TUBE SEE INSETS BELOW EVAPORATOR (LOW PRESSURE SIDE) COMPRESSOR
  • LG HBLG1003R | Service Manual - Page 21
    10V 50V 11 12V 12 CN-AC/DC 5V 51581-12(YEONHO) 52044-1245(MOLEX) ANGLE RY-COMP G4A-1A-E-LG ZNR01J SVC271D-14A SVC271D-14A FUSE 250VT3.15A POWER TRANS 1 7 D02D D05D 2 4 D03D D04D + C01D D02D g 7e 4f g 1 ec d 5 Digit0 a fb g ec d 88 SEGMENT Schematic Diagram Service Manual 21
  • LG HBLG1003R | Service Manual - Page 22
    ASSEMBLY LOCATION NO. DESCRIPTION 1 MOTOR ASSY 2 CAPACITOR 3 COMPRESSOR 4 OVERLOAD PROTECTOR 5 DC PCB ASSEMBLY 6 AC PCB ASSEMBLY 7 THERMISTOR 8 PLASMA FILTER ASSY S: Service Parts N: Non Service Parts Q'TY PER SET REMARKS 1 S 1 S 1 S 1 S 1 S 1 S 1 S 1 S 22 Room Air Conditioner
  • LG HBLG1003R | Service Manual - Page 23
    C01J E03J E02J E01J J8 RY-4WAY RY-COMP ASSEMBLY:6871A20417C POWER TRANS FUSE 250V/T3.15A E04J E05J 2. DISPLAY P.C.B. ASSEMBLY PCB:6870A90067C ASSEMBLY:6871A20418A Service Manual 23
  • LG HBLG1003R | Service Manual - Page 24
    Troubleshooting Guide Troubleshooting Guide Piping System CONDENSER COIL FAN MOTOR EVAPORATOR COIL CAPILLARY TUBE COMPRESSOR TURBO FAN Figure 32 is a brief description of the important components and their function in what is called the refrigeration system. This will help you to understand the
  • LG HBLG1003R | Service Manual - Page 25
    Troubleshooting Guide Troubleshooting Guide In general, possible trouble is classified in two kinds. The one is called Starting Failure which is caused from an electrical defect, and the other is ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application.
  • LG HBLG1003R | Service Manual - Page 26
    Troubleshooting Guide Fails to Start Check of power source. Check of control switch setting. Compressor only fails to start. Drop of power voltage. Defect of compressor capacitor.
  • LG HBLG1003R | Service Manual - Page 27
    Electrical Parts Troubleshooting Guide Troubleshooting Guide Possible Trouble 1 The unit does not operate. Is the NO Trans input power AC 115V? YES Is the Trans output exactly. NO Is the voltage No.18 of Micom DC 5V? YES Replace AC PCB Ass'y. • Check the PCB pattern. Service Manual 27
  • LG HBLG1003R | Service Manual - Page 28
    Troubleshooting Guide Possible Trouble 2 The compressor does not operate. Is setting Temp. NO Does the Unit delay for 3 minutes? YES • Wait 3 Minutes. • Replace MAIN PCB Ass'y. Possible Trouble 3 The compressor always operate. Is the wire connection of NO RY-COMP OK? YES • Check the RY-COMP
  • LG HBLG1003R | Service Manual - Page 29
    or RY-Lo. • Check the wiring diagram. Troubleshooting Guide • Replace IC01M. • Replace IC01M. Possible Trouble 5 The function of Energy Saver does not operate MANUAL. • Set the mode key to Energy Saver mode. • Check the Energy Saver mode key. • Check the pattern of AC & DC PCB. Service Manual 29
  • LG HBLG1003R | Service Manual - Page 30
    Troubleshooting Guide Possible Trouble 6 Remote controller does not operate. Is Ass'y. • Replace the battery. ••CChheecckkththeePPCCBBppaattteterrnn.. • Connect connector to CN-AC/DC exactly. Possible Trouble 7 It displays abnormally on DC PCB Ass'y. NO Is IC01G good? YES NO Is the
  • LG HBLG1003R | Service Manual - Page 31
    Electrical Parts Troubleshooting Guide Possible Trouble 1 The unit does not operate. Is the NO Trans input power AC 115V? YES Is the Trans output power Connect connector exactly. NO Is the voltage No.40 of Micom DC 5V? YES Replace AC PCB Ass'y. • Check the PCB pattern. Service Manual 31
  • LG HBLG1003R | Service Manual - Page 32
    Troubleshooting Guide Possible Trouble 2 The compressor does not operate. Is desired NO Is the Unit for 3 minutes delay? YES • Wait 3 Minutes. • Replace AC PCB Ass'y. Possible Trouble 3 The compressor always operate. Is the wire connection of NO RY-COMP OK? YES • Check the RY-COMP
  • LG HBLG1003R | Service Manual - Page 33
    NO of CN-AC/DC on AC PCB Ass'y DC 5V? YES Is the connection of NO CN-AC/DC OK? YES • Replace Receiver Ass'y. Troubleshooting Guide • Replace IC01M. • Replace IC01M. • Replace the battery. ••CChheecckk tthheePPCCBBpaptatettrenr.n. • Connect connector to CN-AC/DC exactly. Service Manual 33
  • LG HBLG1003R | Service Manual - Page 34
    Troubleshooting Guide Possible Trouble 6 It displays abnormally on DC PCB Ass'y. NO Are IC01G and IC02G OK? YES NO Is the connection of NO CN-AC/DC OK? YES
  • LG HBLG1003R | Service Manual - Page 35
    Troubleshooting Guide COMPLAINT Fan motor will not run. Fan motor runs intermittently Fan motor noise. Compressor will not run, but fan motor runs. If wires are off, refer to wiring diagram for identification, and replace. Check wire locations. If not per wiring diagram, correct. Service Manual 35
  • LG HBLG1003R | Service Manual - Page 36
    Troubleshooting Guide COMPLAINT CAUSE REMEDY Compressor will not run, but fan motor runs. Thermistor Capacitor (Discharge capacitor before servicing . If the turbo or fan is hitting air guide, rearrange the air handling parts. Remove the cabinet carefully and rearrange tubing not to
  • LG HBLG1003R | Service Manual - Page 37
    147582-1 147581 135312 147582-2 152302 135303 264110 731273 149980 Exploded View 554030 559011 352390-1 352390-2 349480 567502 130410 554160 550140 552102 352115 552113 352113 35211A Service Manual 37
  • LG HBLG1003R | Service Manual - Page 38
    Replacement Parts List Replacement Parts List LOCATION NO. DESCRIPTION PART NO. REMARK HBLG8003R LB8000ER LW8000ER HBLG1003R 130410 BASE ASSEMBLY, 5211A20228F 5211A20228S R 352390-1 AIR GUIDE ASSEMBLY 5239A20005B R 352390-2 AIR GUIDE ASSEMBLY 5239A20012A R 354210 EVAPORATOR ASSEMBLY
  • LG HBLG1003R | Service Manual - Page 39
    Replacement Parts List Replacement Parts List LOCATION NO. DESCRIPTION PART NO. LWHD1006R L1006R 5211A30275M 5211A30275M R 352390 354212 AIR GUIDE ASSEMBLY EVAPORATOR ASSEMBLY,FIRST 5239A20012A 5239A20012A W0CZZ CAPACITOR, DRAWING 2H01451M 0CZZA20001N 0CZZA20001N R Service Manual 39
  • LG HBLG1003R | Service Manual - Page 40
    TUBE ASSEMBLY,DISCHARGE SINGLE TUBE ASSEMBLY,CONDENSER OUT TUBE ASSEMBLY,CAPILLARY AIR GUIDE ASSEMBLY EVAPORATOR ASSEMBLY,FIRST CONDENSER ASSEMBLY,FIRST ANTI-VIBRATION BUSH COMPRESSOR SET Parts List REMARK 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 R Service Manual
  • LG HBLG1003R | Service Manual - Page 41
    P/NO:3828A29003C March, 2007 Printed in China
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LG
Room
Air Conditioner
SERVICE MANUAL
LG
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODEL: HBLG8003R,LB8000ER,LW8000ER,HBLG1003R,LWHD1006R,L1006R
LWHD1006R
Y6,L1006RY6