
19. Do not cover crumb tray or any part of the oven with metal foil. This will cause overheating of the oven. 20. Do not place any of the following materials in the oven: paper, cardboard, plastic and the like. 21. This appliance has a polarized plug (one blade is wider than the other). To reduce the risk of electric shock, this plug is intended to fit into a polarized outlet only one way. 22. Extreme caution must be used when removing tray or disposing of hot grease. 23. Do not use appliance fo