Electrolux Power Interruption from Door Switch Circuit

Microwave clock and settings reset whenever the door is opened or closed.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Shorting or arcing door switch, Loose neutral or line connection, Faulty line filter board, Weak internal power supply

Safety: Unplug the microwave before inspection.

User-level checks:

Observe display: If the display flickers or resets exactly when the door moves, the door switch circuit is likely at fault.

Technician-level checks:

Inspect and test all door interlock switches for proper operation and signs of arcing.
Check wiring connections from the power cord through the line filter to the control board.
Replace any defective switches or repair loose connections.

Medium 3/5

Door Interlock Switch Assembly

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