Need help?Do you have a question about the Sears 721.80529500 and is the answer not in the manual?
General| Brand | Sears |
|---|---|
| Model | 721.80529500 |
| Category | Microwave Oven |
| Language | English |
Precautions for service technicians to avoid exposure to microwave energy during operation and repair.
Warnings about handling microwave radiation.
Safety and grounding steps for installation.
Overview of the control panel layout.
Detailed explanation of button functions.
Overall and schematic circuit layouts.
Safety guidelines for technicians.
Steps for initial testing.
Highlighted features and specs.
General advice for service technicians.
Safety warnings and required tools for leakage testing.
Methods for measuring leakage and power output.
Steps to remove the main control board.
Steps for removing the outer casing.
Procedure for removing door switches.
Steps to remove the magnetron.
Steps to remove the stirrer fan.
Steps for removing and disassembling the door.
Steps to remove the ventilation fan.
Steps to remove the turntable motor.
Steps to replace the humidity sensor.
Procedures for adjusting door latches and switches.
Inspection of latch and switch alignment.
Testing the sequence of interlock switches.
Confirming leakage levels after adjustments.
Testing primary, secondary, and monitor switches.
Procedures for testing transformers and magnetrons.
Procedures for testing capacitors, diodes, and relays.
Procedures for testing motors and sensors.
Testing the resistance of the touch key board.
Causes and solutions for blown fuses.
Procedures for fan and oven lamp relay issues.
Symptoms of a defective circuit board.
Guide for common operational issues.
Illustration of door parts.
Illustration of controller components.
Illustration of oven cavity components.
Illustration of latch board components.
Illustration of interior components.
Illustration of installation components.
To Next Page