Table Of Contents - Sanyo EM-U1000W - Compact Microwave,10 Pwr Lvls,800 W,18"x14-3/8"x11-5/8",WE Service Manual

SAFETY PRECAUTIONS..........................................................................................................................................1
THE HEATING PRINCIPLE OF MICROWAVE .........................................................................................................2
THE STRUCTURE AND WORKING PRINCIPLE OF MICROWAVE OVEN ............................................................3
1.1 HIGH VOLTAGE RECTIFYING CIRCUIT ...........................................................................................3
1.2 MICROWAVE GENERATER...............................................................................................................4
1.3 COOLING SYSTEM............................................................................................................................4
1.4 ELECTRIC CONTROL SYSTEM........................................................................................................4
TYPICAL CIRCUIT ANALYASIS OF MICROWAVE OVEN .......................................................................................7
HOW TO ASSEMBLE AND DISASSEMBLE MICROWAVE OVEN COMPONENTS ...............................................8
1.5 THE CABINET ....................................................................................................................................8
1.6 THE DOOR COMBINATION...............................................................................................................9
1.7 THE CONTROL PANEL AND THE DOOR RELEASE MECHANISM ..............................................10
1.8 THE MAGNETRON ..........................................................................................................................10
1.9 THE TRANSFORMER ......................................................................................................................11
1.10 THE FAN MOTOR ............................................................................................................................11
1.11 THE CAPACITOR .............................................................................................................................12
1.12 THE DIOD.........................................................................................................................................12
1.13 THE TURNTABLE COMBINATION ..................................................................................................13
1.14 THE DOOR SAFETY INTERLOCKS................................................................................................13
1.15 THE CONTROL PANEL OF A TYPICAL MICROWAVE OVEN ........................................................14
BREAKDOWN ANALYSIS AND THE MEANS OF OVERHAULING .......................................................................15
1.16 EXAMINING THE BREAKDOWN CAUSES. ....................................................................................15
1.17 SPOT EXAMINING STEPS OF THE MICROWAVE OVEN .............................................................15
1.18 REPAIRING METHOD OF SEVERAL BREAKDOWN .....................................................................18
1.19 THE REQUIREMENTS OF MICROWAVE AFTER IT HAS BEEN REPAIRED ................................19
CRITICAL PARTS SERVICING ...............................................................................................................................20
1.20 IMPORTANT THINGS TO DO PRIOR TO CRITICAL PARTS SERVICING .....................................20
1.21 Interlock Assembly Replacement and Adjustment............................................................................20
COMMON BREAKDOWN OF MICROWAVE OVEN AND MEANS OF REPAIRING..............................................21
SPECIFICATIONS ...................................................................................................................................................22
MICROWAVE OVEN EXPLODED DRAWING ........................................................................................................23
CONTENTS