HI, normally, when you smell the burning electrical wires and board components, this will confirm a major capacitor malfunction. in this case, all electronic component will be fried or destroyed. these parts are the running diode,magnetron tube,cut-off fuse,noise filter and control board as well. all these parts will be costly to replaced, and it will be more cost effective to just cut your loss and purchase a new unit. the newer unit will be cheaper than the actual repair bill in this case.
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The microwave will turn on but will not heat and it starts to smell like an electrical fire
The cost of a service call and or fix would be more than buying a new one.
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