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LG Electronics LMV1825SB, LMV1825SBQ, MV1825SW OPERATING INSTRUCTIONS

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OPERATING INSTRUCTIONS

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Contents

Main CAUTION FOREWORD TABLE OF CONTENTS SPECIFICATIONS CAUTIONS MAGNETRON THE OVEN IS TO BE SERVICED ONLY BY PROPERLY QUALIFIED SERVICE PERSONNEL. MICROWAVE RADIATION INSTALLATION PRECAUTIONS ON INSTALLATION GROUNDING INSTRUCTIONS BEFORE YOU BEGIN, READ THE FOLLOWING INSTRUCTIONS COMPLETELY AND CAREFULLY. WARNING OPERATING INSTRUCTIONS CONTROL PANEL INSTRUCTIONS 4-2 WARNING: Page MATRIX CIRCUIT FOR TOUCH KEY BOARD GENERAL INFORMATION FOR SERVICE GENERAL PRECAUTIONS IN USE TRIAL OPERATION FEATURES AND SPECIFICATIONS FEATURES SERVICE INFORMATION PRECAUTIONS AND REPAIR SERVICE TIPS PRELIMINARY MICROWAVE LEAKAGE TEST CAUTIONS EQUIPMENT MEASURING MICROWAVE ENERGY LEAKAGE MEASUREMENT WITH THE OUTER CASE REMOVED POWER OUTPUT MEASUREMENT MEASUREMENT WITH A FULLY ASSEMBLED OVEN P = NOTE WHEN MEASURING RECORD KEEPING AND NOTIFICATION AFTER MEASUREMENT DISASSEMBLY INSTRUCTIONS Figure 1 HOW TO REMOVE THE F.P.C. CONNECTOR HOW TO INSERT THE F.P.C. CONNECTOR B. REMOVING THE OUT CASE(Figure 8) WIRE COLOR 7-7 Latch Board Secondary Interlock Switch Figure 9 C REMOVING THE DOOR INTERLOCK SWITCHES (Figures 9,10) Figure 10 D. REMOVING MAGNETRON E. REMOVING STIRRER FAN F. REMOVING DOOR (Figure 16) G. DISASSEMBLING DOOR (Figure 17) H. ASSEMBLING DOOR I. REMOVING THE VENTILATION MOTOR J. REPLACING THE HUMIDITY SENSOR K. REMOVING THE TURNTABLE MOTOR Wire Leads Turntable Motor INTERLOCK SYSTEM INTERLOCK MECHANISM Page INTERLOCK CONTINUITY TEST A. PRIMARY INTERLOCK SWITCH TEST B. SECONDARY INTERLOCK SWITCH TEST C. MONITOR SWITCH TEST COMPONENTS TEST PROCEDURE RESULTS TEST AND CHECKOUT PROCEDURES, AND TROUBLE SHOOTING - CAUTIONS - A. TEST PROCEDURES Page 1 2 3 BK RD WH 7-17 COMPONENTS TEST PROCEDURES RESULTS Figure 29 TOUCH KEY BOARD SENSOR (For sensor model only) B. CHECKOUT PROCEDURES Page Page 7-21 7-22 7-23 7-24 7-25 1 EXPLODED VIEW DOOR Page 8-3 OVEN CAVITY Page 8-5 INTERIOR (I) 8-6 INTERIOR (II) 8-7 INSTALLATION 8-14 SCHEMATIC DIAGRAM OF P.C.B