Galanz Short Circuit Under Load

Microwave trips the household circuit breaker or blows a fuse when START is pressed.

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

Shorted high-voltage capacitor, Shorted high-voltage diode, Shorted magnetron, Shorted line filter or power cord

Danger: Repeatedly resetting a breaker on a shorted microwave can cause fire or further damage. Do not continue to reset and retry.

Steps:

1. Stop using the unit: Unplug immediately and leave it unplugged.
2. Visual inspection (optional): If you remove the cabinet, look for obvious burn marks or melted components, but do not touch the HV parts.
3. Professional repair: A technician should test the HV capacitor, diode, magnetron, and line filter for shorts and replace the defective part(s).

Professional Required 5/5

High-Voltage Capacitor or Magnetron

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