Ambiano Electrical Short / Ground Fault

Unit trips the household circuit breaker or RCD when plugged in or when heating starts.

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Safety Warning

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.

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Possible Causes

Shorted heating element to chassis, Pinched or bare wire touching metal frame, Moisture inside base, Failed suppression capacitor or MOV

How to Fix / Troubleshooting

Safety: Do not repeatedly reset a breaker that trips. Unplug the cooker and do not use it until the fault is corrected.

  • Visual inspection: Remove the base and look for obvious signs of arcing, burned insulation, or moisture.
  • Check heating element: With a multimeter, test resistance between each heating element terminal and the metal chassis. Any reading other than infinite indicates a ground fault; replace the element.
  • Inspect wiring harness: Look for wires pinched between panels or with damaged insulation. Repair or replace as needed.
  • Dry moisture: If there is evidence of liquid inside, dry thoroughly and allow 24 hours before retesting.
  • Replace damaged components: If suppression components (capacitors, MOVs) are cracked or burned, replace the main control board.
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Repair Difficulty

Professional Required 5/5

Required Part

Main Heating Element, Wiring Harness, Main Control Board
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