Your oven will indicate typically by an indicator light on the control panel, when it has reached the set temperature. It may take a while for your oven to cool down. Fans are popular because of their versatility. They provide even heat distribution, quicker cooking times, and many other benefits. https://ovensandhobs70557.myparisblog.com/31464677/can-a-built-in-single-gas-oven-and-grill-be-installed-in-your-kitchen