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LG LMVM2033SW User Manual

LG LMVM2033SW
48 pages
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MICROWAVE OVEN
SERVICE MANUAL
MODEL: LMVM2033SW
LMVM2033SB
LMVM2033ST
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL06272535
June, 2014
Printed in Korea
Internal Use Only
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LG LMVM2033SW Specifications

General IconGeneral
Styleover-the-range
Colorwhite, smooth white
Total Capacity2 cubic feet
Sensor Cookingyes
Child Lockyes
Timeryes
Microwave Power1000 watts
Weight and Dimensions IconWeight and Dimensions
Depth15.875 inches
Height16.875 inches
Width29.875 inches
Net Weight63 pounds

Summary

Safety Precautions for Service Technicians

Microwave Oven Specifications

Microwave Oven Operation

Control Panel Overview

Overview of the microwave oven's control panel layout and buttons.

Control Panel Button Explanations

Detailed description of each button and its function on the control panel.

Wiring Diagram and Key Matrix

Wiring Diagram

Electrical schematic showing component connections and signal paths.

Key Matrix

Table mapping keypad inputs to internal functions or codes.

Troubleshooting Guide

General Service Information

General precautions and trial operation procedures for service personnel.

Safety and Self-Diagnosis

Critical safety warnings, self-diagnosis, and error code procedures.

Basic Checks and Flowcharts

Basic check summaries and diagnostic flowcharts for common issues.

Microwave Leakage Test Procedures

Power Output Measurement Method

Interlock System and Safety Checks

Interlock Mechanism Adjustment

Explanation and adjustment procedures for the door latch and interlock switch mechanism.

Interlock Switch Continuity Test

Procedures for testing the continuity of primary, monitor, and secondary interlock switches.

Component Testing Procedures

Disassembly and Reassembly Procedures

Removing Power Control and Outer Case

Steps to remove the main circuit board and the external casing.

Door and Interlock Switch Removal

Procedures for removing door interlock switches and the door assembly.

Component Removal (Magnetron, Fan, Motor)

Instructions for removing key internal components like magnetron, stirrer fan, and turntable motor.

Exploded Parts Views

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