LG AS-C0764DM0 Service Manual
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LG
Room Air Conditioner
SERVICE MANUAL
MODELS: AS-C0764DM0 AS-H0764DM0 LS-C1264DM0 LS-H0764DM0
AS-C0964DM0 AS-H0964DM0 LS-C1865DM0 LS-H0964DL0
AS-C1264DM0 AS-H1264DM0 LS-C2665DM0 LS-H1264DM0
AS-C1865DM0 AS-H1865DM0 LS-C0964DA0 LS-H1865DM0
AS-C2465DM0 AS-H2465DM0 LS-C0964DM0 LS-H2665DM0
AS-C0764DB0
AS-C0964DB0
AS-C1264DB0
AS-C1865DB0
AS-C2465DB0
AS-C0764DH0
AS-C0964DH0
AS-C1264DH0
AS-C1865DH0
AS-C2465DH0
AS-C0964DA0
AS-C1264DA0
AS-C0964GA0
AS-C1264GA0
AS-C1865GB0 AS-H1865DM1
AS-C2465GB0
website http://www.lgservice.com
AS-H0764GM0 LS-C1865DB0 LS-H2465DM0
AS-H0964GM0 LS-C1264DA0 LS-H0964DM0
AS-H1264GM0 LS-C2465DB0
AS-H1865GM0 LS-C2465GB0
AS-H2465GM0 LS-C1865DM1
AS-H0964DA0
LS-C1865GB0
AS-H1264DA0
LS-C2665DM1
AS-H1865DB0 LS-C1264DM1
AS-H2465DB0 LS-C1264GA0
AS-H0964GA0 LS-C1264GB0
AS-H1264GA0 LS-C0964DM1
AS-H1865GB0
AS-H2465GB0
AS-H2465DM1
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
LG
LS-H0964DY0
LS-H1264DY0
LS-H1865DY0
LS-H2465DY0
LS-H0764DM1
LS-H0964DM1
LS-H1264DM1
LS-H1865DM1
LS-H2465DM1
LS-H2665DM1
LS-H2465GB0
LS-H0964GB0
LS-H1264GB0

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Summary of Contents for LG AS-C0764DM0

  • Page 1 Room Air Conditioner SERVICE MANUAL MODELS: AS-C0764DM0 AS-H0764DM0 LS-C1264DM0 LS-H0764DM0 AS-C0964DM0 AS-H0964DM0 LS-C1865DM0 LS-H0964DL0 AS-C1264DM0 AS-H1264DM0 LS-C2665DM0 LS-H1264DM0 AS-C1865DM0 AS-H1865DM0 LS-C0964DA0 LS-H1865DM0 AS-C2465DM0 AS-H2465DM0 LS-C0964DM0 LS-H2665DM0 AS-C0764DB0 AS-H0764GM0 LS-C1865DB0 LS-H2465DM0 AS-C0964DB0 AS-H0964GM0 LS-C1264DA0 LS-H0964DM0 AS-C1264DB0 AS-H1264GM0 LS-C2465DB0 LS-H0964DY0...
  • Page 2: Table Of Contents

    Air Conditioner Service Manual TABLE OF CONTENTS LG Model Name ...............................3 Safety Precautions............................5 Dimensions..............................10 Symbols Used in this Manual ........................10 Indoor Unit..............................10 Outdoor Unit.............................12 Installation ..............................16 Selection of the Best Location........................16 Piping Length and Elevation........................16 How to Fix Installation Plate ........................17 Drill a Hole in the Wall ..........................17...
  • Page 3: Lg Model Name

    LG Model Name LG Model Name 2003 Code Type Code of Model Meaning Producing Center, L: Chang-won R22 N: India Refrigerant A: Chang-won R410A Z: Brazil C: Chang-won R407C D: Indonesia T: China M: Mexico K: Turkey R22 V: Vietnam...
  • Page 4 LG Model Name 2004~ Code Type Code of Model Meaning Chang_won R22 Producing Center, N India Chang_won R410A Z Brazil Refrigerant Chang_won R407C D Indonesia China X Mexico Turkey R22 V Vietnam Turkey R410A S Out sourcing Thailand Product Type...
  • Page 5: Safety Precautions

    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.
  • Page 6 Safety Precautions For re-installation of the installed product, Do not install, remove, or re-install the unit by always contact a dealer or an authorized ser- yourself. vice center. • There is risk of fire, electric shock, explosion, or • There is risk of fire, electric shock, explosion, or injury.
  • Page 7 Safety Precautions Operation Do not turn the air-conditioner ON or OFF by Use a dedicated outlet for this appliance. plugging or unplugging the power plug. • There is risk of fire or electrical shock. • There is risk of fire or electrical shock. Grasp the plug to remove the cord from the Do not place a heater or other appliances near outlet.
  • Page 8 Safety Precautions Unplug the unit if strange sounds, odors, or Be cautious that water could not enter the smoke comes from it. product. • There is risk of electric shock or fire. • There is risk of fire, electric shock, or product dam- age.
  • Page 9 Safety Precautions Operation Use a soft cloth to clean. Do not use harsh Do not touch the metal parts of the product detergents, solvents, etc. when removing the air filter. They are very sharp! • There is risk of fire, electric shock, or damage to the •...
  • Page 10: Dimensions

    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 Installation plate Model 7k, 9k, 12k Btu Series Dimension...
  • Page 11 Dimensions Installation plate Model 18k, 24 Btu Series Dimension 1090 Service Manual 11...
  • Page 12: Outdoor Unit

    Dimensions Outdoor Unit UA3 Chassis Gas side (3-way valve) Liquid side (2-way valve) MODEL 7k, 9k, 12k Series unit 12 Room Air Conditioner...
  • Page 13 Dimensions UE(1) Chassis Gas side Liquid side MODEL AS-H2465DM0 AS-H2465DM1 74.5 76.4 Service Manual 13...
  • Page 14 Dimensions UD Chassis Liquid side 2-way valve Gas side 3-way valve MODEL LS-C1865DM0, LS-C1865DB0 unit 543.6 11.4 72.5 86.4 14 Room Air Conditioner...
  • Page 15 Dimensions UM Chassis Gas side (3-way valve) Liquid side (2-way valve) MODEL 18k, 24k, Btu Series Service Manual 15...
  • Page 16: Installation

    Installation Installation Selection of the Best Location Indoor unit Rooftop Installations: • Do not have any heat or steam near the unit. • If the outdoor unit is installed on a roof structure, be sure to level the unit. Ensure the roof structure and •...
  • Page 17: How To Fix Installation Plate

    Installation How to Fix Installation Plate Drill a Hole in the Wall The wall you select should be strong and solid • Drill the piping hole with a ø70mm hole core drill. enough to prevent vibration Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side.
  • Page 18: Flaring Work And Connection Of Piping

    Flaring work and connection of piping Flaring work and connection of piping Flaring work • Carry out flaring work using flaring tool as shown below. Outside diameter Flaring work inch Main cause for refrigerant leakage is due to defect in the Ø6.35 0~0.5 flaring work.
  • Page 19: Connect The Cable To The Indoor Unit

    Flaring work and connection of piping Connecting the pipings to the indoor unit and For right rear piping drain hose to drain pipe. Route the indoor tubing and the drain hose in the direction of • Align the center of the pipes and sufficiently tighten rear right.
  • Page 20: Indoor Unit

    Flaring work and connection of piping • Bundle the piping and drain hose together by wrapping Connecting the pipings to the indoor unit and them with vinyl tape for enough to cover where they fit into the drain hose to drain pipe. the rear piping housing section.

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