Microwave bulbs small, and the working voltage of 220V, very easily damaged. 6W fluorescent tubes with a straight pipe, remove the ends and threading aluminum mounting plate, cut filament lead outlet (to prevent ignition), the lamp above the fixed side of the furnace. The material can not be fixed with a metal tube, the furnace installation location should not affect exhaust. Thus, when the microwave oven work, a high-frequency electric furnace will inspire fluorescent tube light, works well and durable.5gDservice manual download site