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LG LK-0580HC/BC Manual

Single packaged air conditioner exploded view
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Single Packaged Air Conditioner
SVC MANUAL(Exploded View)
MODEL : LK-0580HC/BC LK-0580HC/BC(S1)
LK-0580CC/AC LK-0580CC(S)/AC
LK-0880HH/BH
LK-0880BHS1
LK-0880CH/AH
LK-1080HH/BH
LK-1080CH/AH
LK-1580HH/BH
LK-1580CH/AH
LK-2080CH/AH
LK-1580AHS1
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
Internal Use Only
http://biz.lgservice.com

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Summary of Contents for LG LK-0580HC/BC

  • Page 1 Internal Use Only http://biz.lgservice.com Single Packaged Air Conditioner SVC MANUAL(Exploded View) MODEL : LK-0580HC/BC LK-0580HC/BC(S1) LK-0580CC/AC LK-0580CC(S)/AC LK-0880HH/BH LK-0880BHS1 LK-0880CH/AH LK-1080HH/BH LK-1080CH/AH LK-1580HH/BH LK-1580CH/AH LK-2080CH/AH LK-1580AHS1 CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.

  • Page 2: Table Of Contents

    20 : 20 ton 06 : 6.25 ton 13 : 12.5 ton 25 : 25 ton Single Package Air Conditioner - 2 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: General Data

    Ambient:95°F , Air entering temprature : 80°F DB and 67°F WB 2) ARI standard 210/240 or 360 for EER for Sound 3) The supply of filters is standard. - 3 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 4 Ambient:95°F , Air entering temprature : 80°F DB and 67°F WB 2) ARI standard 210/240 or 360 for EER for Sound 3) The supply of filters is standard. - 4 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 ➁ Indoor Air entering temprature : 68°F DB and 59°F WB 2) ARI standard 210/240 or 360 for EER for Sound 3) The supply of filters is standard. - 5 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Performance Data

    • Test Condition: – Voltage :380V ❷ Operating Mode: Fan operation mode with clean filter, dry coil, without electric heater. - 6 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 Standard Motor & Drive Fan Speed Over size Motor & Drive 1045 1104 Fan Speed • Factory set at 3 turns open. - 7 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 • Test Condition: – Voltage : 380V ❷ Operating Mode: Fan operation mode with clean filter, dry coil, without electric heater. - 8 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 9 Fan Speed Standard Motor & High Static 1046 Drive Accessory Fan Speed • Factory set at 3 turns open. - 9 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 • Test Condition: – Voltage : 380V ❷ Operating Mode: Fan operation mode with clean filter, dry coil, without electric heater. - 10 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 Over Size Motor & 1,002 1,063 1,123 1,183 1,244 Drive Fan Speed • Factory set at 3 turns open. - 11 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 ❷ Operating Mode: Fan operation mode with clean filter, dry coil, without electric heater. • Do not operate the unit at a cooling airflow that is less then 350cfm/1.2MBH. - 12 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 Drive Accessory Fan Speed Over Size Motor & 1048 Drive Fan Speed • Factory set at 3 turns open. - 13 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 For other voltage, Output = Capacity Multiplier x Rated Output Voltage Capacity Multiplier 2. E/heater Voltage range is 380~415V. 0.84 0.92 - 14 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 • Temp. Rise across Electric Heater = (1.08 x CFM) • If you want to take temp rise at different airflow use above equation. - 15 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 16: Electrical Requirements

    3Ø,380/415V, LK-1580CH/AH 50Hz LK-1580HH 3Ø,380/415V, 50Hz LK-1580BH 3Ø,380/415V, LK-2080HH 50Hz Note: Heater kW ratings are at 380/415 V unit. - 16 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 LK-0880BHS1 380~415 LK-0880CH/AH 380~415 LK-1080HH/BH 380~415 380~415 19.5 LK-1080CH/AH LK-1580HH/BH 19.5 380~415 220~240 LK-1580CH/AH LK-2080CH/AH 380~415 21.6 220~240 19.5 - 17 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 18: Dimensions

    1.5" Dia. Hole Power Wires 1.5" Dia. Hole Other Purpose CLEARANCE 46" Unit: inch(mm) UNITS 13.86(352) 9.21(234) 10.47(266) 3.86(98) 4.33(110) 22.28(566) 16.38(416) - 18 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 1.5" Dia. Hole Power Wires 1" Dia. Hole Control Wires CLEARANCE 46" Unit: inch(mm) LK-0880AH/0880BH/0880BHS1/ UNITS 0880CH/0880HH 15.47(393) 16.18(411) 18.82(478) 2.40(61) 5.35(136) 26.89(683) - 19 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 1.5" Dia. Hole Power Wires 1.5" Dia. Hole Other Purpose CLEARANCE 46" Unit: inch(mm) UNITS LK-1080AH/1080CH/1080HH 16.06(408) 14.02(356) 20.16(512) 2.44(62) 2.01(51) 34.33(872) - 20 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 1.5" Dia. Hole Power Wires 1.5" Dia. Hole Other Purpose CLEARANCE 46" Unit: inch(mm) UNITS LK-1580AH/1580CH/1580HH 24.53(623) 9.17(233) 24.53(623) 2.36(60) 5.08(129) 40.24(1022) - 21 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 2" Dia. Hole Power Wires 1.5" Dia. Hole Other Purpose(3EA) CLEARANCE 46" Unit: inch(mm) UNITS LK-2080AH/2080CH 25.57(649.5) 15.28(388) 27.34(694.5) 2.40(61) 6.10(155) 57.09(1450) - 22 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 LK-1580HH/BH LK-2080CH/AH 2,171 1,808 Note: 1.Corner weights are given for information only. 2. Weights are approximate. CENTER OF GRAVITY - 23 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 24: Wiring Diagram

    BK:BLACK 4-WAY VALVE WH:WHITE BR:BROWN FILLER REMOVE JUMP WIRE WHEN REMOTE YL:YELLOW OR:ORANGE CONNECTING THERMOSTAT 3854A20033A TERMINAL4 CONTROLLER BL:BLUE - 24 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 25: Lge Internal Use Only

    FACTORY WIRING RD:RED BK:BLACK WH:WHITE BR:BROWN FILLER REMOVE JUMP WIRE WHEN REMOTE YL:YELLOW OR:ORANGE CONNECTING THERMOSTAT TERMINAL4 CONTROLLER 3854A20036A BL:BLUE - 25 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 CONTACT IN PARALLEL BROWN WHITE ORANGE YELLOW BLUE 4-WAY VALVE REMOVE JUMP WIRE WHEN REMOTE FILLER 3854A20027A CONNECTING THERMOSTAT CONTROLLER TERMINAL4 - 26 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 LK-0880BHS1 - 27 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28 BROWN WHITE LOW PRESSURE SWITCH ORANGE YELLOW BLUE FILLER REMOVE JUMP WIRE WHEN REMOTE 3854A20028A CONNECTING THERMOSTAT TERMINAL4 CONTROLLER - 28 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 ( For A-Cycle ) TERMINAL 4 For A-Cycle CONTROLLER ¡ Ø ¡ Ø FOR BYPASS BETWEEN D-PIPE ~ S-PIPE 3854A20029A - 29 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30 LOW PRESSURE SWITCH(A-Cycle) SWITCH(B-Cycle) FIELD WIRING BLACK BROWN WHITE FACTORY WIRING ORANGE YELLOW FILLER REMOTE 3854A20030A BLUE TERMINAL 4 CONTROLLER - 30 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 FIELD WIRING BR:BROWN WH:WHITE OR:ORANGE YL:YELLOW FACTORY WIRING SOLENOID VALVE (For A-Cycle) 3854A20011D BL:BLUE REMOTE CONTROLLER FILLER TERMINAL 4 - 31 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 WH:WHITE LOW PRESSURE LOW PRESSURE SWITCH(A-Cycle) SWITCH(B-Cycle) OR:ORANGE YL:YELLOW FACTORY WIRING 3854A20011C BL:BLUE REMOTE CONTROLLER FILLER TERMINAL 4 LK-1580AHS1 - 32 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 BR:BROWN WH:WHITE LOW PRESSURE LOW PRESSURE SWITCH(A-Cycle) SWITCH(B-Cycle) OR:ORANGE YL:YELLOW FACTORY WIRING 3854A20052A BL:BLUE REMOTE CONTROLLER FILLER TERMINAL 4 - 33 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 34: Troubleshooting Guide

    • Cut- OFF of wiring Electric wiring • Short circuited on Check it with a tester. Rewiring or Repair. operation - 34 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 Defective connection or Electric circuit Rewiring or push Check it with a tester. disconnection of the circuit reset button. for compressor. - 35 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 36: The Units Discontinue After The Operation Started

    Power wirings. Note: Use an appropriate measuring instrument for readjustment. *1: High-pressure switch moves. *2: Low- pressure switch moves. - 36 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 37: The Unit Is Working, But Not Cooling And Heating Sufficiently

    Defective contact of the operating switch. Others Improper installation Checking Correct it. - 37 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 38: Electronic Parts Troubleshooting Guide

    2. Check or exchange the Connector (RED, BROWN) of the remote controller. 1. Exchange remote-controller 2. Check or exchange the Main PCB ASS'Y. - 38 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 1. Check or repair all IC with remote-controller PCB dust or moisture on the PCB. ASS'Y? 2. Exchange remote-controller PCB. Exchange remote-controller. - 39 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 2. Exchange Magnetic contactor. 1. Check Compressor and Capacitor for Compressor. NOTE: 3ø model has not capacitor for compressor. - 40 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 1. Check the wiring of Magnetic Is the magnetic contactor for contactor. heater ON? 2. Exchange Magnetic contactor. Check or exchange E/Heater. - 41 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42 Is the magnetic 1. Check the wiring or Magnetic contactor for humidifier ON? contactor. 2. Exchange Magnetic contactor. Check the humidifier. - 42 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 Is the "Power relay" for "Power relay". outdoor motor ON? 2. Exchange "Power relay". Check the outdoor motor A/B. - 43 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 4WAY A/B of CN-BYPASS and 1. Check or exchange RY8/9(4WAY B). NEUTRAL 220V? 1. Check 4WAY A and B. - 44 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 1. Check the wiring of Magnetic Is the magnetic contactor for contactor. heater OK? 2. Exchange Magnetic contactor. Check or exchange E/Heater. - 45 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 46 Features of Controller 1. Main Controller Circuit Diagram - 46 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 47: Feature Of Controller

    2. Feature of Main Controller - 47 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 48 3. Feature of Remote-Controller PCB ASS'Y 4. Feature of Remote-Controller LCD - 48 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 49 Oscillator 6871A20043A Remote C PCB ASM Cooling Only 6900AQ9028D Fuse 6871A20043H Remote C PCB ASM Heat Pump 6102A90001A Varistor - 49 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 50: Flow Chart

    Go to A Time delay mode Cooling operating Fan only operating Stop condition? Stop condition? Go to A Go to A - 50 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 51: Exploded View

    /tech sup. html 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20008G 554160 LK-0580AC/0580CC(S)/0580HC/0580BC(S1) Harness,Multi 6863A20007B W6631 - 51 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 52 /tech sup. html 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20008G 554160 LK-0580AC/0580CC(S)/0580HC/0580BC(S1) Harness,Multi 6863A20007B W6631 - 52 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 53 /tech sup. html 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20008G 554160 LK-0580AC/0580CC(S)/0580HC/0580BC(S1) Harness,Multi 6863A20007B W6631 - 53 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 54 /tech sup. html 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20008G 554160 LK-0580AC/0580CC(S)/0580HC/0580BC(S1) Harness,Multi 6863A20007B W6631 - 54 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 55 /tech sup. html 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20008G 554160 LK-0580AC/0580CC(S)/0580HC/0580BC(S1) Harness,Multi 6863A20007B W6631 - 55 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 56 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20007F 554160 LK-0880AH/LK-0880BH(S1)/LK-0880CH/LK-0880HH Harness,Multi 6863A20001X W6631 - 56 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 57 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20007F 554160 LK-0880AH/LK-0880BH(S1)/LK-0880CH/LK-0880HH Harness,Multi 6863A20001X W6631 - 57 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 58 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20007F 554160 LK-0880AH/LK-0880BH(S1)/LK-0880CH/LK-0880HH Harness,Multi 6863A20001X W6631 - 58 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 59 267110 Model Classification Description Part Number Location Number Remark Compressor 5417A20007F 554160 LK-0880AH/LK-0880BH(S1)/LK-0880CH/LK-0880HH Harness,Multi 6863A20001X W6631 - 59 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 60 263230 554160 554031B 330870 554031A site http ://w http ://w rvic rvic e.co e.co m/te chsu p.ht 554031D 554031C - 60 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 61 554030 Model Classification Description Part Number Remark Location Number Compressor 5417A20007F 554160 Cooling Only LK-1580AH(F/S1), LK-1580CH Harness,Multi 6863A20007E W6631 - 61 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 62 Model Classification Description Part Number Remark Location Number Compressor 5417A20007F 554160 LK-1580BH, LK-1580HH Cooling & Heating Harness,Multi 6863A20007E W6631 - 62 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 63 354210 552111 263230 554160 330870 554031A site http ://w http ://w rvic e.co rvic e.co m/te chsu p.ht 554031B - 63 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 64: Specification Of Components

    Spec. 220V,25A 220V,25A 220V,25A 220V,25A 220V,25A *RLA: RATED LOAD AMPER, **LRA: LOCK LOAD AMPER, ***IDM: INDOOR MOTOR, ****ODM:OUTDOOR MOTOR - 64 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 65 Spec 220V,25A 220V,25A 220V,25A 220V,25A 220V,25A *RLA: RATED LOAD AMPER, **LRA: LOCK LOAD AMPER, ***IDM: INDOOR MOTOR, ****ODM:OUTDOOR MOTOR - 65 - Copyright ©2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 66 AUGUST, 2009 P/NO : 3828A30027F...

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