Electronic Appliances
Microwave Oven Repairing Course in Prayagraj
Learn safe diagnosis of Solo, Grill, and Convection microwave ovens: high-voltage transformer testing, magnetron filament diagnostics, HV diodes, membrane touch panels, and interlock door switches.
Topics Covered
- • Strict 2000V+ high voltage discharge safety rules
- • Magnetron emission testing and antenna burn diagnosis
- • High Voltage (HV) transformer primary/secondary winding checks
- • HV capacitor with internal bleeder resistor & HV rectifier diode
- • Primary, secondary, and monitor door safety interlock sequence
Hands-on Laboratory Work
- • Safe capacitor shorting procedure before opening chassis
- • Testing turntable synchron motors and convection heating elements
- • Repairing touch membrane keypads and main relay controllers
- • Waveguide mica sheet replacement and arcing fault fixes
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