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LRMM1430SW, LRMM1430SB manual Controller Parts, WTP002 13551A 268711 23506A
Models:
LRMM1430SB
LRMM1430SW
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Troubleshooting
Specs
R,S Service Parts
Parts list
Switch Chart
Wire
Problems
Disassembly Instructions
Adjustment Procedures
KITCHEN TIMER Key Used as a kitchen timer 13 POWER Key
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CONTROLLER PARTS
WTP002
13551A
268711
23506A
-33-
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Image 34
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Contents
MICROWAVE OVEN
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL
SERVICE MANUAL
MODEL LRMM1430SW LRMM1430SB
PRECAUTIONS TO BE OBSERVED BEFORE
WARNING TO SERVICE TECHNICIANS
FOREWORD
TABLE OF CONTENTS
MODEL LRMM1430SW LRMM1430SB
CHECK THE DOOR LATCH AND SWITCH CLOSINGS
1. ADJUSTMENT PROCEDURES
ONLY AUTHORIZED SERVICE PERSONNEL SHOULD MAKE THIS ADJUSTMENT
TEST THE MICROWAVE ENERGY LEAKAGE
DOOR LATCH 0-1/64 LATCH BOARD A
LATCH BOARD SECONDARY INTERLOCK SWITCH MONITOR INTERLOCK SWITCH
PRIMARY INTERLOCK SWITCH
LATCH B
3. GENERAL PRECAUTIONS IN USE
2. PRECAUTIONS ON INSTALLATION
5. FEATURES AND SPECIFICATIONS
4. TRIAL OPERATION
SPECIFICATIONS
SWITCH CHART
6. OVERALL CIRCUIT DIAGRAM A. SCHEMATIC DIAGRAM
B. MATRIX CIRCUIT FOR TOUCH KEY BOARD
7. OPERATING PROCEDURES A. CONTROL PANEL
1 Display Window
12 KITCHEN TIMER Key Used as a kitchen timer 13 POWER Key
B. PANEL INSTRUCTIONS Figure
2 SENSOR COOK key
9 KITCHEN TIMER
C. EASY USE CHART 1 CLOCK
2 “HI-POWER” COOKING
3 “MULTI-STAGE” COOKING
EQUIPMENT
8. PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE
A. CAUTIONS
B. MEASURING MICROWAVE ENERGY LEAKAGE
D. MEASUREMENT WITH A FULLY ASSEMBLED OVEN
E. NOTE WHEN MEASURING
SPECIAL TIP
F. RECORD KEEPING AND NOTIFICATION AFTER MEASUREMENT
IMPORTANT NOTES
9. DISASSEMBLY INSTRUCTIONS
B. DOOR ASSEMBLY REMOVAL Figure
A. REMOVING OUT CASE Figure
C. REMOVING CONTROL CIRCUIT BOARD Figure
WIRE
Disconnect the lead wires
D. SEPARATE CAVITY AND BASE PLATE Figure
E. AIR GUIDE REMOVAL Figure
F. POWER BOARD AND INVERTER MODULE AND SUCTION GUIDE Figure
G. SENSOR DUCT REMOVAL Figure
H. MAGNETRON REMOVAL
I. REMOVING THE TURNTABLE MOTOR
K. INTERLOCK SYSTEM
J. FAN MOTOR ASSEMBLY REMOVAL
0.5 mm. 1/64 inch
C. MONITOR SWITCH TEST
A. PRIMARY INTERLOCK SWITCH TEST
B. SECONDARY INTERLOCK SWITCH TEST
TEST PROCEDURE
TEST PROCEDURE
11. TEST AND CHECKOUT PROCEDURES, AND TROUBLESHOOTING
A. TEST PROCEDURES
CAUTIONS
RESULTS
TEST PROCEDURE
COMPONENTS
Antenna
COMPONENTS
TEST PROCEDURE
Relay
RESULTS
PROBLEMS
B. CHECKOUT PROCEDURES
CAUSES
2 CHECKOUT PROCEDURES FOR RELAY
3 The unit with a normal relay continuously operates
CONDITION
C. TROUBLE SHOOTING
CAUTIONS
CAUSE
RESULT
CONDITION
CHECK
CAUSE
RESULT
CONDITION
CHECK
CAUSE
RESULT
CONDITION
CHECK
CAUSE
CHECK
NOTE Make sure the wire leads correct position
CONDITION
RESULT
EXPLODED VIEW
INTRODUCTION
13552A
DOOR PARTS
15006A
13536A
CONTROLLER PARTS
WTP002 13551A 268711 23506A
33052A
OVEN CAVITY PARTS
WSZ185 33112U
WTT022 Model LRMM 1430SW W107 Model LRMM 1430SB 33390G 35889A
43501A 466001 466003 466001
LATCH BOARD PARTS
WSZ085 43500A
OVEN INTERIOR PARTS
WTT021 WTT028 56501A 54974T 56930V 56912B 56324A WSZ002 43500A
56411A 56851H 568771 WTT021 WSZ002 56549F WTT034 WTT028 568711
BASE PLATE PARTS
WTT028 WTT028 268712 WTT028 35264A 568772
54974S
REPLACEMENT PARTS LIST
FOR MODEL LRMM1430SB
ALTER
R,S SERVICE PARTS
DESCRIPTION
WTP002
FOR MODEL LRMM1430SW
ALTER
R,S SERVICE PARTS
DESCRIPTION
WTP002
SCHEMATIC DIAGRAM OF P.C.B
PRINTED CIRCUIT BOARD
KEY PCB MAIN PCB
P.C.B. PARTS LIST
DESCRIPTION
0IZZW5A191B
P/NO 3828W5S3066
Printed in Korea