Using this oven door top cap is easy. First, make sure your oven is turned off and cooled down. Then, remove the old top cap carefully. Place the new top cap in position and secure it according to the oven's installation instructions. When it comes to compatibility, always double - check the serial number of your oven. As there are similar - looking parts, this step is very important. If you're not sure, don't hesitate to reach out to us. For maintenance, clean the top cap regularly with a soft, damp cloth. Avoid using abrasive cleaners as they might damage the plastic. With proper use and care, this top cap will serve you well for a long time.