Using this oven globe is easy. First, make sure your oven is turned off and cooled down. Then, gently remove the old globe and insert the new one into the socket, ensuring it fits snugly. When using the oven, always keep an eye on the globe to make sure it's working properly. As for maintenance, keep the globe clean by gently wiping it with a dry cloth every once in a while. Avoid using any abrasive materials as they might damage the globe. If you notice any flickering or if the globe stops working, it's time to replace it. And remember, safety first - always follow the oven's user manual and don't touch the globe when the oven is hot.