Gram Overheating / Temperature Overshoot

Oven overheats, burning food even at low temperature settings.

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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 temperature sensor, Sensor not fully inserted into cavity, Stuck heating relay on main PCB, Failed thermostat on mechanical models

How to Fix / Troubleshooting

Safety first: Disconnect power and allow the oven to cool.

Steps to check:

  • Verify that the temperature sensor probe is properly mounted and not hanging loose inside the cavity.
  • Measure the sensor resistance at room temperature; a very low reading suggests a shorted sensor that will cause overheating.
  • On models with mechanical thermostats, check the thermostat capillary bulb placement and ensure it is not dislodged.
  • If the sensor/thermostat is correct, the heating relay on the main PCB may be welded closed, keeping elements on continuously; replace the board.

Warning: Do not continue using an oven that overheats; it is a fire risk.

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Repair Difficulty

Hard 4/5

Required Part

Oven Temperature Sensor (NTC Probe)
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