Maytag MMV6178 Convection Microwave Oven "3vac" Questions

...display is black. Well, assuming your connections are good on the board, and you;re getting about 3VAC on the filament leads (outermost two pins), I'd say you would need a new board assembly. (The ...

...measuring secondary voltage on the high voltage transformer! The filament winding produces about 3VAC but the high voltage winding produces well over 2000VAC! And that can be instantly lethal! I ...