LG MH-706CL Service Manual
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MICROWAVE/GRILL OVEN
SERVICE MANUAL
MODEL: MH-706CL
CAUTION
BEFORE SERVICING THE UNIT, READ THE
SAFETY PRECAUTIONS IN THIS MANUAL.

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Table of Contents
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Summary of Contents for LG MH-706CL

  • Page 1 MICROWAVE/GRILL OVEN SERVICE MANUAL MODEL: MH-706CL CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Safety Precautions

    SAFETY PRECAUTIONS This device is to be serviced only by properly qualified service personnel. Consult the service manual for proper service procedures to assure continued safety operation and for precautions to be taken to avoid possible exposure to excessive microwave energy. PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY...
  • Page 3: Table Of Contents

    CONTENTS (Page) SAFETY PRECAUTIONS - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Inside front cover SPECIFICATIONS - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1-1 CAUTIONS - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-1 INSTALLATIONS - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-1...
  • Page 4: Specifications

    SPECIFICATIONS ITEM DESCRIPTION MODEL MH-706CL Power Requirement 240 Volts AC 50 Hz Single phase, 3 wire grounded Microwave 1,400W Grill 1,300W Combination 2,600W Power Output 900 Watts full microwave power (IEC705) Microwave Frequency 2,450 MHz Magnetron 2M214 - 39F Timer 99 min.
  • Page 5: Cautions

    CAUTIONS Unlike other appliances, the microwave oven is MICROWAVE RADIATION high-voltage and high-current equipment. Personnel should not be exposed to the Though it is free from danger in ordinary use, microwave energy which may radiate from the extreme care should be taken during repair. magnetron or other microwave generating device if it is improperly used or connection.
  • Page 6: Installations

    INSTALLATIONS BEFORE YOU BEGIN, READ THE FOLLOWING INSTRUCTIONS COMPLETELY AND CAREFULLY. INSTALLING EARTHING INSTRUCTIONS 1. Empty the microwave oven and clean inside it with This microwave oven is designed to be used in a fully a soft, damp cloth. Check for damage such as earthed condition.
  • Page 7: Operating Instructions

    OPERATING INSTRUCTIONS FEATURES Oven front face Window door screen Door seal Display Window Control panel Safety Door Lock System Grill Rack Glass Tray Rotating Ring CONTROL PANEL 1. POWER: Used to select the desired power level for cooking. 2. COMBI: Used to select the combination cooking. 3.
  • Page 8: Operating Sequence

    OPERATING SEQUENCE The following is a description of component functions 6. GRILL COOKING during oven operation. Desired Stop Grill Start 1. SETTING THE CLOCK cooking time Set the Stop 7. COMBINATION COOKING clock clock correct time Desired NOTE: You can set 12 hour clock or 24 hour clock Desired Stop combi...
  • Page 9: Schematic Diagram

    SCHEMATIC DIAGRAM...
  • Page 10: Circuit Description

    CIRCUIT DESCRIPTION power of microwave oven as POWER LEVEL. GENERAL DETAILS (refer to page 1-1) • The low voltage transformer supplies the necessary • One complete cycle of relay 2 is 22 seconds. voltage to the micom controller when power cord is plugged in.
  • Page 11: Exploded View

    EXPLODED VIEW INTRODUCTION OVEN CAVITY PARTS INTERIOR PARTS BASE PLATE PARTS DOOR PARTS LATCH BOARD PARTS CONTROL PANEL PARTS...
  • Page 12 DOOR PARTS 13581A 15006A 13552A 13213A 14890A 13720D 13350F 14026A 14970A...
  • Page 13 CONTROL PANEL PARTS 24781S 268711 268712 23790D WTP004 23572A 250201 23550F 250202 24510L 250203 24970A...
  • Page 14 OVEN CAVITY PARTS WTT021 33112U WTT021 35264A 348102 35301A 33550H WMT002 35300A 348101 33052M WTT010 35026G WSZ092 33390G 34960A 34370T 36549S 35889A WTP013...
  • Page 15 LATCH BOARD PARTS WSZ085 466001 43501A 43500A 466003 466001...
  • Page 16 INTERIOR PARTS 568771 WSZ062 56411A 56930V 56930G 50FZZA WTT028 56201A 56549F 54974S WSZ002 55900A WTT037 WTP004 56930M 56851D 56912B WSZ002 WSZ002 50CZZH 56851C 55262A WTT028 54810C 56324A WSZ002 56201B...
  • Page 17 BASE PLATE PARTS 56170D 63302A 63303A WTT021 647781 WTT030 WSZ002 WSZ062...
  • Page 18: Schematic Diagram Of P.c.b

    SCHEMATIC DIAGRAM OF P.C.B...
  • Page 19: Printed Circuit Board

    PRINTED CIRCUIT BOARD...

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