It's generally safe to turn the timer knob on an oven, toaster, or air fryer to adjust the cooking time or return it to zero. These appliances are designed to allow users to adjust the cooking time as needed. However, there are a few things you should keep in mind:
Turning the timer knob while cooking: If you want to reduce the cooking time while the appliance is already in operation, it's typically safe to do so. Just turn the timer knob to the desired remaining cooking time. The appliance should adjust accordingly.
Returning the timer to zero: Similarly, setting the timer back to zero should not cause any issues. It's a common practice when you want to stop the cooking process before the original timer runs out.
Follow the manufacturer's guidelines: While adjusting the timer is generally safe, it's essential to follow the manufacturer's instructions and recommendations provided in the appliance's user manual. The manual will provide specific safety guidelines and usage instructions for your particular model.
Be cautious when handling hot appliances: When adjusting the timer or stopping the cooking process, be cautious of hot surfaces or steam that may be released. Use oven mitts or other protective equipment to handle hot appliances.
Check for any unusual behavior: If you notice any strange sounds, smells, or malfunctioning after adjusting the timer, it's best to stop using the appliance and have it inspected or serviced by a professional.
As long as you handle the appliance with care and follow the manufacturer's instructions, adjusting the timer on an oven, toaster, or air fryer is a common and safe practice.