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LG C6000 Service Manual

Room air conditioner
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LG

Room Air Conditioner

SERVICE MANUAL

MODELS: LC6000, LC8000, LC1000Y3
LC1200Y3, LC6000Y4, LC8000Y4
LC1000Y4, LC1200Y4,
LEA0610ACL, LEA0810ACL, LEA1010ACLY3, LEA1210ACL
LV080CE, LV100CE, LV120CE
HBLG1000CY3, HBLG1004C
website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
LG

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Summary of Contents for LG C6000

  • Page 1: Room Air Conditioner

    website http://www.lgservice.com e-mail http://www.lgeservice.com/techsup.html Room Air Conditioner SERVICE MANUAL MODELS: LC6000, LC8000, LC1000Y3 LC1200Y3, LC6000Y4, LC8000Y4 LC1000Y4, LC1200Y4, LEA0610ACL, LEA0810ACL, LEA1010ACLY3, LEA1210ACL LV080CE, LV100CE, LV120CE HBLG1000CY3, HBLG1004C CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. •...

  • Page 2: Table Of Contents

    Air Conditioner Service Manual TABLE OF CONTENTS Preface ................3 Refrigerating Cycle..........14 Electronic Type ............3 Condenser ............14 Mechanical Type............3 Evaporator............14 Safety Precautions.............4 Capillary tube ............15 Product Specifications ..........6 Installation ..............17 Operation ..............8 How to Install the unit ..........17 Features ..............8 Checking installation..........17 Control Locations ............8 How to drain ............17 Mechanical type model ........8...

  • Page 3: Preface

    Preface Preface SERVICE MANUAL This provides various service information, including the mechanical and electrical parts etc. This room air conditioner was manufactured and assembled under a strict quality control system. The refrigerant is charged at the factory. Be sure to read the safety precautions prior to servicing the unit. Electronic Type 1.

  • Page 4: Safety Precautions

    Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury.
  • Page 5 Safety Precautions I Installation Install the product so that the noise or hot wind Keep level parallel in installing the product. from the outdoor unit may not cause any damage to the neighbors. • Otherwise, it may cause vibration or water leakage. •...

  • Page 6: Product Specifications

    Product Specifications Product Specifications LC6000/LC8000/LC1000Y3/LC1200Y3/LC6000Y4/LC8000Y4/LC1000Y4/LC1200Y4/LEA0610ACL/ LEA0810ACL/LEA1010ACLY3/LEA1210ACL/HBLG1000CY3 LC1000Y3 MODELS LC6000 LC8000 LC1200Y3 LC6000Y4 LC8000Y4 LEA1010ACLY3 LC1000Y4 LC1200Y4 LEA0610ACL LEA0810ACL LEA1210ACL ITEMS HBLG1000CY3 POWER SUPPLY 115V, 60Hz COOLING CAPACITY (Btu/h) 6,000 8,000 10,000 12,000 1,050 1,260 INPUT 11.5 RUNNING CURRENT (BTU/W . h) E.E.R OPERATING INDOOR (°C)
  • Page 7 Product Specifications LV080CE/LV100CE/LV120CE/HBLG1004C MODELS LV100CE LV080CE LV120CE HBLG1004C ITEMS POWER SUPPLY 115V, 60Hz 8,000 10,000 12,000 COOLING CAPACITY (Btu/h) 1,050 1,260 INPUT RUNNING CURRENT 11.5 (BTU/W . h) E.E.R OPERATING INDOOR (°C) 26.7(DB)* 19.4(WB)** CONDITION 35(DB)* 23.9(WB)** OUTDOOR (°C) 300g(10.6 oz) 445g(15.7 oz) 510g(18.0 oz) REFRIGERANT (R-22) CHARGE...

  • Page 8: Operation

    Operation Operation Features • Designed for COOLING ONLY. • Built-in adjustable THERMOSTAT or THERMISTOR • Powerful and whispering cooling. • Washable one-touch filter • Simple installation and service. • Compact size • Low air-intake, top cooled-air discharge. • Reliable and efficient rotary compressor is equipped. Control Locations MECHANICAL TYPE MODEL •...

  • Page 9: Electronic Type Model

    Operation ELECTRONIC TYPE MODEL Power Temp °C Fan Speed Timer Mode Precaution: The Remote Control unit will not function properly if bright light strikes the sensor window of the air conditioner or if there are obstacles between the Remote Control unit and the air conditioner. 1.

  • Page 10: Disassembly Instructions

    Disassembly Instructins Disassembly Instructions — Before the following disassembly, set POWER SWITCH to OFF and disconnect the power cord. Mechanical Parts FRONT GRILLE 1. Open the inlet grille downward and remove the air filter. 2. Remove the screws which fasten the front grille.(See Figure 1) 3.

  • Page 11: Air Handling Parts

    Disassembly Instructins Air Handling Parts AIR GUIDE AND TURBO FAN 1. Remove the front grille. (Refer to section 2.1.1) 2. Remove the cabinet. (Refer to section 2.1.2) 3. Remove the control box. (Refer to section 2.1.3) 4. Remove the 4 screws which fasten the brace. 5.

  • Page 12: Shroud

    Disassembly Instructins SHROUD 1. Remove the fan. (Refer to section 2.2.2) 2. Remove the shroud. (See Figure 8) 3. Re-install the components by referring to the removal procedure, above. Figure 8 Electrical Parts OVERLOAD PROTECTOR 1. Remove the cabinet. (Refer to section 2.1.2) 2.

  • Page 13: Capacitor

    Disassembly Instructins CAPACITOR 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the screw and the clamp which fastens the capacitor. 3. Disconnect all the leads of capacitor terminals. 4. Re-install the components by referring to the removal procedure, above. (See Figure 11) Figure 11 POWER CORD 1.

  • Page 14: Motor

    Disassembly Instructins MOTOR 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the turbo fan. (Refer to section 2.2.1) 3. Remove the fan. (Refer to section 2.2.2) 4. Remove the 4 screws which fasten the motor from the Motor Mount. (See Figure 15) 5.

  • Page 15: Capillary Tube

    Disassembly Instructins CAPILLARY TUBE 3. Remove the capillary tube. 1. Remove the cabinet. (Refer to section 2.1.2) 4. Re-install the components by referring to notes. 2. After discharging the refrigerant completely, unbraze the interconnecting tube at the capillary tube.(See caution above) NOTES —...
  • Page 16 Disassembly Instructins Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment. Pin-off tool capable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. Figure 18B-Charging Figure 18A-Pulling Vacuum 16 Room Air Conditioner...

  • Page 17: Installation

    Installation Installation HOW TO INSTALL THE UNIT 1. To avoid vibration and noise, make sure the unit is Awning Fence installed securely and firmly. 2. Install the unit where the sunlight does not shine directly Cooled air on the unit. Heat If the unit receives direct sunlight, build an awning to radiation...

  • Page 18: Window Requirements

    Installation WINDOW REQUIREMENTS 1. These instructions are for a horizontal sliding or a For installation in a casement window, the window casement window. frame assembly and the side of the building must be adequate to support the weight of the air conditioner. 2.

  • Page 19: Horizontal Sliding Window Installation

    Installation HORIZONTAL SLIDING WINDOW INSTALLATION Bolt 1. Loosely attach the Support Bracket to the bottom of Bracket Bracket using Bolts, Washers, and Nuts. Attach the Leveling bolt and nut. (See Figure 22) Washer Leveling Bolt & Nut Support Bracket Figure 22 2.

  • Page 20: Casement Window Installation

    Installation 8. Slide Curtain into Curtain Frame. Slide Curtain Frame assembly into side Guides of the Air Conditioner cabi- Curtain Frame net. Make sure Curtain is firmly enclosed on all sides by the Frame. (See Figure 27) Figure 27 Curtain 9.

  • Page 21: Troubleshooting Guide

    Troubleshooting Guide Troubleshooting Guide OUTSIDE DIMENSIONS Unit: mm(inchs) 607(23 368(14 PIPING SYSTEM CONDENSER COIL CAPILLARY TUBE MOTOR COMPRESSOR TURBO FAN EVAPORATOR COIL Following is a brief description of the important components and their functions in the refrigeration system. Refer to Fig. 31 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle. ROOM AIR CONITIONER CYCLE OF REFRIGERATION EVAPORATOR COILS...

  • Page 22: Troubleshooting Guide

    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. Unit runs but poor cooling.
  • Page 23 Troubleshooting Guide Fails to Start Check of power source. Check circuit breaker and fuse. (Rotary Type Model) Check of control switch Gas leakage of feeler bulb (Micom Type Model) setting. of thermostat Check of control switch. Compressor only fails to Fan only fails to start.
  • Page 24 Troubleshooting Guide I ELECTRICAL PARTS TROUBLESHOOTING GUIDE: LV080CE, LV100CE, LV120CE, HBLG1004C Possible Trouble 1 The unit does not operate. • Check the Fuse. Is the Trans input power • Check the wiring diagram. AC 115V? • Check the Main Is the Trans output power Is the Trans.
  • Page 25 Troubleshooting Guide Possible Trouble 2 The compressor does not operate. Is setting • Select the setting Temp. to lower Number. Temp. set lower than Room Temp.-1°F? Does the Is the voltage No.10 Is the voltage N0.9 of compressor activate IC01M DC 12V? of IC01M 0V? after 3 minutes? •...
  • Page 26 Troubleshooting Guide Possible Trouble 4 FAN does not operate. Is the voltage NO.1 or 2 or 4 • Exchange IC01M. of IC01M DC 12V? Is the voltage NO.16 or 15 or 13 • Exchange IC01M. of IC01M 0V? • Check the RY-Hi or RY-Med or RY-Lo.
  • Page 27 Troubleshooting Guide Possible Trouble 6 Remote controller does not operate. Is the voltage of Battery • Exchange the battery. about over 2.3V? Is the voltage No.10 • Check the PCB pattern. of CN-AC/DC on DC PCB Ass'y DC 5V? • Connect connector to Is the connection of CN-AC/DC completely.
  • Page 28 Troubleshooting Guide Possible Trouble 8 It displays abnormally on DC PCB Ass’y. • Exchange IC01G, Are the IC01G and IC02G IC02G. all right? • Connect connector Is the connection of to CN-AC/DC exactly. CN-AC/DC all right? Does the IC03G • Exchange IC03G. operate normally on AC PCB Ass'y? •...

  • Page 29: Room Air Conditioner Voltage Limits

    Troubleshooting Guide Room Air Conditioner Voltage Limits NAME PLATE RATING MINIMUM MAXIMUM 115V ±10% 103.5V 126.5V MECHANICAL TYPE MODEL COMPLAINT CAUSE REMEDY Fan motor will not run. No power Check voltage at outlet. Correct if none. Power supply cord Check voltage to rotary switch. If none, check power supply cord.
  • Page 30 Troubleshooting Guide COMPLAINT CAUSE REMEDY Compressor will not run, Thermostat Check the position of knob If not at the coldest set- but fan motor runs. ting, advance the knob to this setting and restart unit. Check continuity of the thermostat. Replace thermo- stat if circuit is open.
  • Page 31 Troubleshooting Guide ELECTRONIC TYPE MODEL COMPLAINT CAUSE REMEDY Fan motor will not run. No power Check voltage at outlet. Correct if voltage is missing. Power supply cord Check voltage to connector of CN-PWR and 3 port of comp-relay. If none, check power supply cord. Replace cord if circuit is open.
  • Page 32 Troubleshooting Guide COMPLAINT CAUSE REMEDY Compressor will not run, Thermistor Check the status the setting temperature if not lower but fan motor runs. than room temperature, please decrease the setting temperature. Check continuity of the thermostat. Replace thermo- stat if circuit is open. Capacitor (Discharge Check the capacitor.

  • Page 33: Schematic Diagram

    Schematic Diagram Schematic Diagram Circuit Diagram I MODEL : LC6000, LC1000Y3, LC1200Y3, LEA0610ACL, LEA1010ACLY3, LEA1210ACL, HBLG1000CY3 S: Service Parts N: Non Service Parts PART NO. LOCATION Q'TY LC1000Y3 DESCRIPTION LC6000 LC1200Y3 PER SET MARKS LEA1010ACLY3 LEA0610ACL LEA1210ACL HBLG1000CY3 POWER CORD 6411A20011L 6411A20011N 6411A20011P...
  • Page 34 Schematic Diagram I MODEL : LC8000, LC8000Y4, LEA0810ACL S: Service Parts N: Non Service Parts PART NO. LOCATION Q'TY DESCRIPTION MARKS PER SET LC8000/LEA0810ACL LC8000Y4 POWER CORD 6411A20011L ROTARY SWITCH 2H00598E FAN MOTOR 4681A20069A CAPACITOR 6120AR2359H 0CZZA20007L THERMOSTAT 2H01109M 2H01109Q COMPRESSOR 2520UAGC2AA 5416A90007D...
  • Page 35 Schematic Diagram I MODEL : LC6000Y4, LC1000Y4, LC1200Y4 S: Service Parts N: Non Service Parts PART NO. LOCATION Q'TY DESCRIPTION PER SET MARKS LC6000Y4 LC1000Y4 LC1200Y4 POWER CORD 6411A20011L 6411A20011N 6411A20011P ROTARY SWITCH 2H00598E FAN MOTOR 4681A20069B 4681A20069C CAPACITOR 6210AR2359V 6120AR2194P 0CZZA20001N THERMOSTAT...
  • Page 36 Schematic Diagram I MODEL : LV100CE, HBLG1004C CN-MOTOR CN-DISP1 CN-MAIN1 GN/YL CN-MAIN2 CN-DISP2 MOTOR DISPLAY PCB ASSEMBLY CAPACITOR CN-TH1 POWER TRANS CN-PWR SWITCH DC12V CN-12V FUSE Ribbed 250V/T2A (115V/T2A) H.V. CN-HVB ASSEMBLY Plain GN/YL RY-COMP COMP. MAIN PCB ASSEMBLY AIR FILTER ASSEMBLY 3854AR3629N S: Service Parts...
  • Page 37 Schematic Diagram I MODEL : LV080CE, LV120CE CN-MOTOR CN-MOTOR CN-DISP1 CN-MAIN1 CN-MAIN1 CN-DISP1 GN/YL CN-MAIN2 CN-DISP2 GN/YL MOTOR MOTOR CN-MAIN2 CN-DISP2 DISPLAY PCB DISPLAY PCB ASSEMBLY ASSEMBLY CAPACITOR CAPACITOR POWER CN-TH1 POWER CN-TH1 TRANS TRANS CN-PWR CN-PWR SWITCH DC12V SWITCH DC12V CN-12V FUSE...

  • Page 38: Electronic Control Device

    Electronic Control Device Electronic Control Device I MODEL : LV080CE, LV100CE, LV120CE, HBLG1004C Option2 LED out2 Option1 LED out1 Pipe TH LED out0 Room TH KEY1 KEY0 VAref FILTER Osc out Osc in SEG-g /Reset SEG-f SEG-e TEST SEG-d 38 Room Air Conditioner...

  • Page 39: Components Location(For Main P.c.b Asm)

    Electronic Control Device Components Location(For Main P.C.B ASM) Model: LV080CE, LV100CE, LV120CE, HBLG1004C R01J CN_4WAY CN_MOTOR CN_PWR ZNR01J RY_LOW RY_HI RY_4WAY RY_MED C01D Components Location(For Display P.C.B ASM) Model: LV080CE, LV100CE, LV120CE, HBLG1004C 2003.08.22 SEGMENT LED4 LED2 DRY/HEAT CN_DISP2 CN_DISP1 POWER MODE LED1...

  • Page 40: Exploded View & Replacement Parts List

    Exploded View Exploded View & Replacement Parts List I MECHANICAL TYPE MODEL 130910 148000 554030 352390 359011 349001 249950 346811 349600 149980 269310 266003 354210 W0CZZ 130410 264110 352380 149410 359012 352115 349480 152312 147582 552111 147581 567502 554160 352113 35211A 135312 550140...
  • Page 41 Exploded View I ELECTRONIC TYPE MODEL 130910 148000 554030 352390-1 559011 W48602 349001 249950 346811 349600 149980 263230 354210 W0CZZ 268714 267110 268712 130410 352390-2 238310 237200 264110 W48602 359012 352115 349480 152312 147582-1 552111 147581 567502 554160 147582-2 352113 35211A 135312 550140...
  • Page 42 Replacement Parts List I MODEL: LC600, LC8000, LC1000Y3, LC1200Y3, LEA0610ACL, LEA0810ACL, LEA1010ACLY3, LEA1210ACL P/No LOCATION DESCRIPTION REMARK LC6000 LC8000 LC1000Y3 LC1200Y3 LEA0610ACL LEA0810ACL LEA1010ACLY3 LEA1210ACL 130410 BASE ASSY, SINGLE 3041A20033J 3041A20033N 130910 CABINET ASSY, SINGLE 3091A20014A 135303 GRILLE INLET 3530A20056A 135312 GRILLE ASSY, FRONT 3531A20123A...
  • Page 43 Replacement Parts List I MODEL: LC6000Y4, LC8000Y4, LC1000Y4, LC1200Y4 P/No LOCATION DESCRIPTION REMARK LC6000Y4 LC8000Y4 LC1000Y4 LC1200Y4 130410 BASE ASSY, SINGLE 3041A20033J 3041A20033N 130910 CABINET ASSY, SINGLE 3091A20014A 135303 GRILLE INLET 3530A20056A 135312 GRILLE ASSY, FRONT 3531A20123A 147581 VANE, HORIZONTAL 4758A20032A 147582 VANE, VERTICAL...
  • Page 44 Replacement Parts List I MODEL : HBLG1000CY3 P/No LOCATION DESCRIPTION REMARK HBLG1000CY3 130410 BASE ASSY, SINGLE 3041A20033N 130910 CABINET ASSY, SINGLE 3091A20014A 135303 GRILLE INLET 3530A20056A 135312 GRILLE ASSY, FRONT 3531A20123A 147581 VANE, HORIZONTAL 4758A20032A 147582 VANE, VERTICAL 4758A20017A / 4758A20017B 148000 BRACE 4800A20001A...
  • Page 45 Replacement Parts List I MODEL : LV080CE, LV100CE, LV120CE, HBLG1004C P/No LOCATION DESCRIPTION REMARK LV080CE LV100CE LV120CE 130410 BASE ASSEMBLY,SINGLE 3041A20033J 3041A20033N 3041A20033N 130910 CABINET ASSEMBLY,SINGLE 3091A20014A 3091A20014A 3091A20014A 135303 GRILLE,INLET 3530A20056A 3530A20056A 3530A20056A 135312 GRILLE ASSEMBLY,FRONT(SINGLE) 3531A20123A 3531A20123A 3531A20123A 147581 LOUVER,HORIZONTAL 4758A20032A...
  • Page 46 February, 2004 Printed in Korea P/No.: 3828A20190V...

This manual is also suitable for:

Lc8000Lc1000y3Lc1200y3Lc6000y4Lc8000y4Lc1000y4 ... Show all

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