Component Testing
- Checking a common door switch
- A common problem with a door switch
- Some common components and how to check them with a ohm meter - like magnetron, high voltage transformer, high voltage capacitor, door switches and high voltage diode.
** REMEMBER! **
The microwave can still shock you even unplugged!!
Use a metal ( not the shiny chrome type ) screw driver with a insulated handle to short across ( touch both at the same time ) the terminals of the high voltage capacitor to discharge it. With the microwave unplugged.
This is a common way to do this....
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LG Electric Dryer Drum Roller Replacement #4581EL2002C
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