Here's a comprehensive guide to oven thermostat issues:

Common Signs of Thermostat Problems

• Inconsistent heating - oven runs too hot or too cold
• Temperature readings don't match actual temperature
• Food is consistently under or overcooked despite correct settings

How to Diagnose

• Use an oven thermometer to verify actual temperature vs. display reading
• Check if the temperature sensor is touching the oven wall
• Look for visible damage or bending of the sensor

DIY Troubleshooting Steps

• Verify the oven is level
• Ensure the door seals properly
• Check if the door gasket is intact

When to Call a Professional

• If you notice electrical burning smells
• When basic troubleshooting doesn't resolve the issue
• If there's visible damage to electrical components

Prevention Tips

• Clean regularly to prevent debris buildup
• Avoid slamming the oven door
• Schedule periodic maintenance checks

⚠️ Always disconnect power before attempting any internal inspection or repairs. If you're unsure about any step, contact a qualified technician.