Likely causes
Crowding, surface moisture and too little airflow are the most common causes.
- Residue or excess oil around the basket and heating area
- Food arranged too tightly for air to circulate
- A loose basket, power connection or removable component
Check in this order
- Stop cooking, unplug the appliance and let it cool.
- Inspect and clean the basket, tray and visible heating area.
- Restart with a smaller load and the correct program.
What to do next
If the symptom returns after these safe checks, stop using the appliance and follow the support instructions for your model.
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