KitchenAid KHMS105E service manual High Voltage Components

Page 37

Microwave Oven Hood Combo Service Manual — LIT 4317216

Original 03/97

Page 2-27

THE HIGH VOLTAGE COMPONENTS

The components for service in this section include the:

Magnetron

High Voltage Rectifier

High Voltage Capacitor

High Voltage Transformer

The locations of the high voltage components are shown in the illustration below. To access the high voltage components, perform the steps on the next page.

WARNING

Personal Injury Hazard

Disconnect from the electrical supply be- fore servicing the unit. Failure to do so could result in death or electrical shock.

Discharge the high voltage capacitor be- fore working inside the oven. Failure to do so could result in electrical shock or other personal injury.

MAGNETRON

HIGH VOLTAGE

TRANSFORMER

HIGH VOLTAGE

RECTIFIER

HIGH VOLTAGE

CAPACITOR

2-27

Image 37

Contents Microwave Oven Hood Combination KHMS105E KHMC107E Table of Contents Convection Thermistor Convection Heating Element Electrical Shock Hazard Important Safety InformationPage Vii Equipment Leakage TestTest Theory of Operation Relay #4 Capacitor Bkbl Blower Motor High Component Sections Component AccessRemoving the Microwave Oven & Cabinet GeneralBase Plate Screws Cooktop Light Assembly Wiring Removing the Oven Door Protection Control SystemRemoving the Door Choke Removing the Control Panel Removing the Line Fuse Removing a Switch REMOVING/ADJUSTING the Interlock SwitchesSecondary InsetMaking Adjustments Removing the Base Thermal Fuse Removing the Magnetron Thermal Fuse Removing the Cavity Thermal Fuse Removing the Convection Thermistor White Wires Removing the Oven Light Socket Operating Control SystemTurn Board Over Removing the Control Circuit BoardRemoving the Temperature Probe Socket Removing the FAN Motor Removing the Power Cord Removing the Blower Motor Capacitor Removing the Convection Heating Element Viewed from Under TOP Plate Removing the GAS Sensor Removing the Synchronous Motor Removing a Cooktop Light Socket High Voltage Components Accessing the High Voltage Components Removing the Magnetron Replacing The High Voltage Rectifier Removing the High Voltage Rectifier High Voltage CapacitorHigh Voltage Rectifier Mounting Flange Removing the High Voltage Transformer Important Safety Instructions Component Description & TestingPage Original 03/97 Possible Customer Complaint Thermal FusesBlower Motor Capacitor GAS Sensor Convection Thermistor Viewed from Under TOP Plate Convection Heating ElementMotors Touch Panel Continuity Test Programming ChecksThings to Know Temperature ProbeCombination Bake Combination RoastProblem Possible Cause Test Procedure Or Correction ChartsProblem Possible Cause Test Procedure Or Correction Problem Possible Cause Test Procedure Or Correction Checking the Microwave Power Output Checking for Microwave Energy Leakage Making the Measurements Measuring The Oven With The Cabinet InstalledPage Test Charts Component TestingTerminal-To-Terminal Contacts Component Test Procedure Result Keyboard Matrix Voltage circuits Control Circuit Board Check ListContinuity Test Chart PRIMARY, MONITOR, & Secondary Switch Checkout ProcedureDoor Open Door Closed

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