Whirlpool 1997 "E" User Manual

Page of 80
iii
© 1997 Whirlpool Corporation
Cooking Products Service Manual
Original   March, 1997                 4322167
     Page iii
Page
Important Safety Information ............................................................................................................................... v
Theory Of Operation ......................................................................................................................................... 1-1
Component Access ........................................................................................................................................... 2-1
Component Sections .................................................................................................................................. 2-1
General ............................................................................................................................................................... 2-2
Removing The Microwave Oven & Cabinet ............................................................................................ 2-2
The Protection Control System ....................................................................................................................... 2-4
Removing The Oven Door ......................................................................................................................... 2-4
Removing The Oven Door Components .................................................................................................. 2-5
Removing The Control Panel .................................................................................................................... 2-6
Removing The Line Fuse ........................................................................................................................... 2-7
Removing/Adjusting The Interlock Switches .......................................................................................... 2-8
Removing The Base Thermal Fuse ........................................................................................................ 2-10
Removing The Magnetron Thermal Fuse .............................................................................................. 2-11
Removing The Convection Thermistor .................................................................................................. 2-12
Removing The Cavity Thermal Fuse ..................................................................................................... 2-14
The Operating Control System ...................................................................................................................... 2-15
Removing The Oven Light Socket .......................................................................................................... 2-15
Removing The Control Circuit Board & The Turntable Indicator Circuit Board .............................. 2-16
Removing The Fan Motor ........................................................................................................................ 2-17
Removing The Power Cord ..................................................................................................................... 2-18
Removing The Blower Motor Capacitor ................................................................................................. 2-19
Removing The Convection Heating Element ........................................................................................ 2-20
Removing The Gas Sensor ..................................................................................................................... 2-22
Removing The Stirrer Motor .................................................................................................................... 2-23
Removing The Turntable Motor .............................................................................................................. 2-24
Removing The Cooktop Light Sockets .................................................................................................. 2-25
The High Voltage Components ..................................................................................................................... 2-26
Accessing The Components .................................................................................................................... 2-26
Removing The Magnetron ....................................................................................................................... 2-27
Removing The High Voltage Rectifier And The High Voltage Capacitor ......................................... 2-28
Removing The High Voltage Transformer ............................................................................................. 2-29
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