Bertazzoni Oven Temperature Calibration / Sensor Drift

Oven temperature too low or too high compared to set point, no error code

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Possible Causes

Aging oven temperature sensor, Control calibration offset, Poor rack placement or overloading, Door seal heat loss

How to Fix / Troubleshooting

Safety first: Use an accurate oven thermometer to verify temperature; avoid touching hot surfaces.

  • Verify actual temperature: Place an oven thermometer in the center of the oven and preheat to a known temperature (e.g., 350°F / 180°C). Compare the reading after 20–30 minutes.
  • Adjust calibration: Many Bertazzoni controls allow a temperature offset adjustment in the settings menu. Increase or decrease the offset according to the measured difference (typically up to ±35°F).
  • Inspect door gasket: Check the oven door seal for gaps, tears, or compression. Replace the gasket if it does not seal evenly.
  • Sensor check: If calibration cannot correct large deviations, test the oven temperature sensor resistance and replace if out of specification.

Note: Always test with the oven empty and avoid opening the door during measurement.

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Repair Difficulty

Easy 2/5

Required Part

Oven Temperature Sensor (NTC Probe)
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