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LG LWHD1006R Training Manual

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See also: Service Manual , Owner's Manual
TRAINING MANUAL
LWHD1006R Air Conditioner
Spring 2007
Service
Digital Appliance

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Table of Contents
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Summary of Contents for LG LWHD1006R

  • Page 1 TRAINING MANUAL LWHD1006R Air Conditioner Spring 2007 Service Digital Appliance...

  • Page 3: Table Of Contents

    LWHD1006R (Air Conditioner) Contents Safety Notices and Warnings Warranty Serial Number Interpretation Specifications Introduction Packing/Unpacking Safety Installation Instructions Features Controls Disassembly and Repair – Mechanical Parts Front Grille Cabinet Control Box Air Guide and Turbo Fan (Indoor Fan) Condenser Fan (Outdoor Fan) Shroud (Condenser) Disassembly and Repair –...

  • Page 4: Safety Notices And Warnings

    LG Electronics. Unauthorized modifications will not only void the warranty, but may lead to property damage or user injury. If wires, screws, clips, straps, nuts, or washers used to complete a ground path are removed for service, they must be returned to their original positions and properly fastened.

  • Page 5: Warranty

    WARRANTY LWHD1006R Page 3 of 40 Training Manual...

  • Page 6: Serial Number Interpretation

    Some models may have four (4) letters instead of two (2) for the product code number. The third and fourth letters are significant only to the manufacturing facility. LWHD1006R Page 4 of 40 Training Manual...

  • Page 7: Specifications

    SPECIFICATIONS *DB = Dry Bulb *WB = Wet Bulb LWHD1006R Page 5 of 40 Training Manual...

  • Page 8: Introduction

    INTRODUCTION The LWHD1006R is a 115-volt window air conditioner. This product is a consumer comfort appliance, not a precision climate control system. GROUNDING The power cord is equipped with a 3-prong grounding plug. It also incorporates an AFCI (Arc Fault Current Interrupter) as an integral part of the power cord.

  • Page 9: Packing/Unpacking

    These are always visible if the air conditioner is installed correctly. There is another sticker on the left side showing other important information about the air conditioner, including refrigerant type and charge. LWHD1006R Page 7 of 40 Training Manual...
  • Page 10 Both front and back have exposed SHARP fins! Look before you stick your hands into the box or try to hold the product. • Use two people to lift this air conditioner. LWHD1006R Page 8 of 40 Training Manual...

  • Page 11: Safety

    (National Electric Code) regulations and all local codes. Abbreviated installation instructions are included on page 8 of this manual to assist the servicer in the event of having to remove/reinstall the air conditioner. LWHD1006R Page 9 of 40 Training Manual...

  • Page 12: Installation Instructions

    • Plug the air conditioner into a single-outlet 15-amp circuit. • Be sure furniture and draperies do not block the air inlet and outlet. Drain plug (removed). DIMENSIONS LWHD1006R Page 10 of 40 Training Manual...
  • Page 13 • Grip the base pan handle at the front and pull the chassis out while holding the cabinet. • Remove the packing material taped to the dryer inside the air conditioner and discard it. LWHD1006R Page 11 of 40 Training Manual...
  • Page 14 • Insert the frame curtains into upper and lower guides, then attach them with 4 screws (Type A) on each side. A long driver works best. LWHD1006R Page 12 of 40 Training Manual...
  • Page 15 3 Type B screws through the front angle of the cabinet into the window sill. • Attach the frame curtains to the window sash (top) and track (bottom) using Type C screws. LWHD1006R Page 13 of 40 Training Manual...
  • Page 16 • Push the grille down until it snaps into place. • Open the front panel and attach the grille to the chassis using a Type A screw. LWHD1006R Page 14 of 40 Training Manual...

  • Page 17: Features

    HIGH fan speeds (F1, F2, and F3). DRY cycle uses F1 (LOW). 5. TIMER Allows the air conditioner to be turned ON or OFF up to 12 hours later. 6. REMOTE CONTROL SENSOR Receives signals from the remote. LWHD1006R Page 15 of 40 Training Manual...

  • Page 18: Disassembly And Repair - Mechanical Parts

    Bugs, birds, and other vermin may come in, as well. If the service takes more than a couple of hours, it is a good idea to uninstall the cabinet. LWHD1006R Page 16 of 40 Training Manual...

  • Page 19: Control Box

    20kΩ resistor. 10. Lift the control box out of the way. 11. Reinstallation is the reverse of these steps. Refer to the wiring diagram on page 27of this manual. LWHD1006R Page 17 of 40 Training Manual...

  • Page 20: Air Guide And Turbo Fan (Indoor Fan)

    10. Remove 2 screws that secure the lower air guide to the base pan. 11. Carefully push the lower air guide backward and pull it out of the base pan. 12. Replacement is the reverse of these steps. LWHD1006R Page 18 of 40 Training Manual...

  • Page 21: Condenser Fan (Outdoor Fan)

    7. Replacement is the reverse of these steps. SHROUD (Condenser) 1. Remove the fan, as described in the previous section. 2. Lift the shroud out of the base pan. 3. Replacement is the reverse of these steps. LWHD1006R Page 19 of 40 Training Manual...

  • Page 22: Disassembly And Repair - Electrical Parts

    5. Remove the 3 nuts and washers that secure the compressor. 6. Replacement is the reverse of these steps. LWHD1006R Page 20 of 40 Training Manual...

  • Page 23: Capacitor

    8. Use only a single point ground connection for all ground wires at this location. LWHD1006R Page 21 of 40 Training Manual...

  • Page 24: Motor (Fan)

    3. Remove the slinger (outdoor) fan. (See page 19.) 4. Remove 4 screws that secure the fan motor to the air guide. 5. Lift the motor out. 6. Replacement is the reverse of these steps. LWHD1006R Page 22 of 40 Training Manual...

  • Page 25: Refrigeration Cycle

    3. Lift the evaporator slightly and push it sideways. 4. Discharge and recover the refrigerant. 5. Unbraze the evaporator at the connecting points. 6. Replacement is the reverse of these steps. LWHD1006R Page 23 of 40 Training Manual...

  • Page 26: Capillary Tube

    • Charging cylinder • Brazing equipment • Manifold gauge set • Leak detector • Pinch-off tool capable of • Tubing cutter making a vapor-proof seal • Various hand tools • Service valve (remains in place) LWHD1006R Page 24 of 40 Training Manual...

  • Page 27: Service Equipment Setup And Connection

    SERVICE EQUIPMENT SETUP and CONNECTION PULLING VACUUM CHARGING LWHD1006R Page 25 of 40 Training Manual...

  • Page 28: Schematic

    SCHEMATIC LWHD1006R Page 26 of 40 Training Manual...

  • Page 29: Wiring Diagram And Parts Location

    WIRING DIAGRAM PARTS LOCATION and DESCRIPTION LWHD1006R Page 27 of 40 Training Manual...

  • Page 30: Pcb Layout

    COMPONENT LOCATION MAIN PCB DISPLAY PCB LWHD1006R Page 28 of 40 Training Manual...

  • Page 31: Component Location

    COMPONENT LOCATION (continued) PIPING SYSTEM SEALED (REFRIGERATION) CYCLE LWHD1006R Page 29 of 40 Training Manual...

  • Page 32: Troubleshooting Charts

    TROUBLESHOOTING Air conditioner runs, but poor cooling. LWHD1006R Page 30 of 40 Training Manual...
  • Page 33 Air conditioner fails to start LWHD1006R Page 31 of 40 Training Manual...
  • Page 34 Air conditioner does not operate * Measure voltage on MICOM pins 18 to ground and 40 to ground in this test. LWHD1006R Page 32 of 40 Training Manual...
  • Page 35 Compressor does not operate Compressor runs all the time LWHD1006R Page 33 of 40 Training Manual...
  • Page 36 Fan runs all the time or not at all ENERGY SAVER does not operate LWHD1006R Page 34 of 40 Training Manual...
  • Page 37 Before testing the remote controller and receiver, make sure the receiver is not in bright light (next to a lamp or in bright sunlight) because bright light may sometimes affect the reception of the infrared signal. Abnormal Display LWHD1006R Page 35 of 40 Training Manual...

  • Page 38: Troubleshooting Guide

    TROUBLESHOOTING GUIDE LWHD1006R Page 36 of 40 Training Manual...
  • Page 39 TROUBLESHOOTING GUIDE, continued LWHD1006R Page 37 of 40 Training Manual...

  • Page 40: Exploded View

    EXPLODED VIEW LWHD1006R Page 38 of 40 Training Manual...

  • Page 41: Parts List

    Tube Assembly, Evaporator Intake 352100 5069A20008V Duct Assembly, Set 352390-1 5239A20005B Duct (Part of 352100) 352390-2 5239A20012A Orifice (Part of 352100) 354210 5421A10026P Evaporator Assembly 359010 5900AR1167B Fan Assembly, Axial 359012 5900A20020A Fan Assembly, Turbo LWHD1006R Page 39 of 40 Training Manual...
  • Page 42 Capacitor, Film, Box W4810 4810AR4155B Bracket W48602 3H02932B Clamp, Spring (2 req'd) 4H02023A 4H02023A Drain Plug 3H02773A 3H02773A Drain Pipe 4H01029B 4H01029B Washer for Drain Pipe 999999 999999 Part not available separately 3127A10015B Installation Kit LWHD1006R Page 40 of 40 Training Manual...
  • Page 44 © Copyright 2007 LG Electronics, Inc. Printed in the USA...

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