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LG WR-8030 Service Manual
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LG WR-8030 Service Manual

LG WR-8030 Service Manual

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Room Air Conditioner

SVC MANUAL(Exploded View)
MODEL : WR-8030
WM-1031
WM-1231
HBLG8003R
R1200M
R1200E
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
http://biz.lgservice.com
WM-8031
WR-1230
WR-1030
HBLG1003R
L1204R
Internal Use Only

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Summary of Contents for LG WR-8030

  • Page 1: Room Air Conditioner

    Internal Use Only http://biz.lgservice.com Room Air Conditioner SVC MANUAL(Exploded View) MODEL : WR-8030 WM-8031 WM-1031 WR-1230 WM-1231 WR-1030 HBLG8003R HBLG1003R R1200M L1204R R1200E CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.

  • Page 2: Table Of Contents

    4. The value should be over 1MΩ. tance test to protect the customer from being exposed to shock hazards. - 2 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: Specifications

    1.3 SPECIFICATIONS 1.3.1 FOR WR-8030, WM-8031, WM-1031, WR-1230, WM-1231, HBLG8003R, HBLG1003R, WR-1030, R1200M, L1204R, R1200E WM-1231 MODELS WM-8031 WM-1031 WR-1230 WR-8030 L1204R WR1030 ITEMS HBLG8003R HBLG1003R R-1200M R1200E POWER SUPPLY 1ø, 115, 60Hz COOLING CAPACITY (Btu/h) 8,000 10,000 12,000 10,000...

  • Page 4: Features

    Fan Speed Saver Temp Timer Mode TEMP Fan Speed Timer Sleep Mode MODE TIMER POWER SPEED Auto Timer Swing - 4 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 • The temperature setting will be raised by 2˚F in 30 minutes and by 4˚F in 1 hour to prevent overcooling during sleep. - 5 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Disassembly Instructions

    Figure 3 (Refer to the circuit diagram found on page 27 in this manual and on the control box.) - 6 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 7: Air Handling Parts

    5. Remove the clamp which secures the fan. 6. Remove the fan. (See Figure 7) 7. Re-install by referring to the removal procedure. Figure 7 - 7 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 8: Shroud

    Figure 10 6. Remove the compressor. (See Figure 10) 7. Re-install the components by referring to the removal procedure, above. - 8 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 9: Capacitor

    (The special cord means the cord which has the same specification marked on the supply cord attached at the unit.) Figure 12 - 9 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 10: Motor

    6. Remove the evaporator. 7. Re-install the components by referring to notes. (See Figure 15) Figure 15 - 10 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 11: Capillary Tube

    Open valve C. Discharge the line at the manifold connection. 5) The system is now ready for final charging. - 11 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. Figure 16B-Charging Figure 16A-Pulling Vacuum - 12 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 13: Installation

    If the air conditioner is used in hot and a high HOLE RUBBER humidity zone, exchange the HOLE RUBBER for the DRAIN PIPE.(See figure 18, figure 19.) - 13 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 14: How To Install

    SILL SUPPORT BOLT SCREW(TYPE A) SCREW(TYPE B) SCREW(TYPE C) FOAM-STRIP FOAM-PE UPPER GUIDE FOAM-PE FRAME GUIDE WINDOW LOCKING BRACKET - 14 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 15: Suggested Tool Requirements

    Frame Curtain is restricted. Front Angle Figure 20 Window Sash Upper guide Foam-pe Cabinet Frame Curtain Foam-pe Figure 21 - 15 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 9. Attach each Frame Curtain to the window sash by using screws (Type C). Type C (See Figure Figure 25 - 16 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 17: Outside Dimensions

    510 20 29(1 / ) 32" COOL HEAT DEFROST ENERGY SAVER INDOOR DESIRED PURYFIER AUTO RESTART 18( / ) 32" - 17 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 18: Piping System

    LIQUID LIQUID OUTLET PRESSURE DROP (LIQUID REFRIGERANT) HIGH PRESSURE VAPOR LIQUID REFRIGERANT CAPILLARY TUBE LOW PRESSURE VAPOR Figure 32 - 18 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 19: Troubleshooting Guide

    Satisfactory operation with Repair clogging in refrigera- temperature difference of tion circuit. inlet & outlet air ; 44~50°F(7~10°C) - 19 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 Regular but fails to start. Irregular motor insulation ( Replacement of compressor (locking of rotor, metal). Replacement of compressor (Motor damaged) - 20 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 • Check the PCB Is the voltage No.18 of Micom pattern. DC 5V? Exchange AC PCB Ass'y. - 21 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 • Connect LEAD Wire to Is the wire connection of RY-COMP again. RY-COMP all right? • Check the RY-COMP. - 22 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 Ass'y DC 5V? • Connect connector to Is the connection of CN-AC/DC exactly. CN-AC/DC all right? • Exchange Receiver Ass'y. - 23 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 (Q01G~Q04G for Delux Model) (Q01G~Q04G for operate normally on DC Delux Model). PCB Ass'y? • Exchange the DC PCB Ass'y. - 24 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 Rotary Check for continuity, refer to the wiring diagram for terminal identification. Replace the switch if circuit is open. - 25 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Copper tubing Remove the cabinet carefully and rearrange tubing not to contact cabinet, compressor, shroud, and barrier. - 26 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 27: Schematic Diagram

    MOTOR ASSY CAPACITOR COMPRESSOR OVERLOAD PROTECTOR DC PCB ASSEMBLY AC PCB ASSEMBLY THERMISTOR PLASMA FILTER ASSY THERMOSTAT ROTARY SWITCH - 27 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 28: Electronic Control Device

    5.2 ELECTRONIC CONTROL DEVICE MODEL : WM-8031, WM-1031, WM-1231,HBLG8003R, HBLG1003R, L1204R, R1200E - 28 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 29: Components Location(For Main P.c.b Asm)

    RY-COMP FUSE 250V/T2A ASSEMBLY:6871A20167 5.4 COMPONENTS LOCATION(FOR DC P.C.B ASM) MODEL : WM-8031, WM-1031, WM-1231, HBLG8003R, HBLG1003R, L1204R, R1200E - 29 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 30: Exploded View

    135500 W0CZZ 238310 349001 567502 130410 264110 237200 554160 135312 147582 550140 147581 552111 352115 152302 352113 35211A 135313 - 30 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 130410 554160 135312 147582 249950 550140 147581 552111 266003 269310 352115 135500 W0CZZ 152302 352113 264110 35211A 135313 149410 - 31 - Copyright ©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 FEBRUARY, 2008 P/NO : 3828A20306A...

This manual is also suitable for:

Wm-1031Wm-8031Wr-1230Wm-1231Wr-1030Hblg8003r ... Show all

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