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Sears 721.80402400 User Manual

Sears 721.80402400
44 pages
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DIVISION 22
BASIC FIELD MANUAL
FOR
MICROWAVE HOOD COMBINATION
MODEL 721.80402400 / 721.80402401 / 721.80402402
721.80409400 / 721.80409401 / 721.80409402
721.80404400 / 721.80404401 / 721.80404402
721.80403400 / 721.80403401 / 721.80403402
May, 2005
MODEL 721.80402
721.80409
721.80404
721.80403
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Sears 721.80402400 Specifications

General IconGeneral
CategoryMicrowave Oven
Model Number721.80402400
Power Output1000 Watts
Cooking Levels10
ColorWhite
Sensor CookingYes
Defrost FunctionYes
Child Safety LockYes

Summary

Service Safety and Precautions

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO MICROWAVE ENERGY

Guidelines to prevent exposure to microwave energy during servicing.

MICROWAVE RADIATION

Warning about microwave radiation exposure and safe handling procedures.

Technical Specifications and Diagrams

SWITCH CHART

Table detailing switch modes and conditions for interlock systems.

SCHEMATIC DIAGRAM (I)

Electrical schematic diagram illustrating the oven's internal circuitry.

SCHEMATIC DIAGRAM (II)

Second electrical schematic diagram, potentially with noise filter.

Installation, Operation, and General Service

PRECAUTIONS ON INSTALLATION

Important steps and precautions before installing the microwave oven.

CONTROL PANEL

Identification and layout of the microwave's control panel. (Page 8 provides details)

GENERAL PRECAUTIONS IN USE

Precautions for operating the microwave oven safely.

Service Procedures and Troubleshooting

PRECAUTIONS AND REPAIR SERVICE TIPS

General advice and safety tips for performing service and repairs.

MICROWAVE LEAKAGE TEST

Procedures and equipment for testing microwave energy leakage.

DISASSEMBLY INSTRUCTIONS

Steps to remove the main power and control circuit board.

INTERLOCK SYSTEM

Steps to adjust door latches and interlock switches for safety.

TEST AND CHECKOUT PROCEDURES AND TROUBLESHOOTING

Detailed tests for key components like transformer and magnetron.

TROUBLE SHOOTING

Troubleshooting steps when the "Set Time of Day" message is missing.

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