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How to Repair Common Oven Parts The oven is a common kitchen appliance used to cook food. The heat from the oven sterilizes food and kills the majority of microorganisms. Every baker needs an accurate oven thermometer. Understanding how your oven works will help improve your baking and roasting abilities and eliminate those frustrating hot spots that wreak havoc with cakes, cookies and other baked items. Thermostat The thermostat is a crucial component of your oven. It assists in ensuring that the temperature of food matches the temperature you have set on the control panel. It could be a problem as is any other sensor or switch that is electro-mechanical. The oven can overheat or underheat, or simply not maintain the temperature you have set. The oven thermostat is a small strip made of two different metals that are joined. When heated, the metals expand or flex at different rates. This creates an electrical circuit. When the metal in the thermostat reaches the temperature you've set on your control panel, it shuts off the power to the heating element. As the oven cools, the bimetallic strips contract in a circuit, re-establishing it and turning on heating element. This process is repeated repeatedly to ensure that the oven remains at a constant temperature. The oven must be disconnected and all screws removed in order to determine the problem with the thermostat. Set your multimeter to the Ohms setting and then test the thermostat. If the multimeter reads zero or close to zero it means that the thermostat is working properly and doesn't need to be changed. If the multimeter does not show anything then the thermostat is not working properly. It needs to be replaced. Cooker Spare Parts recommends that you replace the thermostat with a fresh one that is the same model as your old one. The thermostats are sold at a reasonable cost online or at a kitchen products shop. Bake Element Ovens aren't complete without the bake element which provides heat to make your oven cook food. It's a basic component that turns electricity into the high temperatures required for baking, roasting and broiling. Heating elements are typically found in electric ranges and ovens and can be covered or hidden beneath the oven's floor. In general oven heating elements are made up of high-resistance metals like nickel-chromium. They convert electricity into heat via resistance. This heat is then radiated through the oven's interior to attain the temperature required to cook various types of food. When you turn on the oven the heating elements begin to produce heat through the high-voltage electric current flowing across the metal surface. When electric current is flowing through it the element gets heated up. The element will appear red hot when it is at the desired temperature. The baked element is the main source of heat in all oven functions. It's usually found at the bottom of the oven and is also used to clean the oven in many ovens with automatic cleaning. You may notice that your oven doesn't get hot as fast, or that your food isn't cooked to perfection. Plug your multimeter in to its black and red ports. Then, you can press the metal probes on one side of the element against each other. Place the other end of the element against one terminal and place your hands on it. If the element feels warm, remove it and try testing it again. If it's not, take off the element and test again. Broil Element The broil element is usually situated in the top of the oven and can provide high heat like grills to cook or brown food items. The broil setting of your oven is an excellent option for quickly grilling meat and vegetables, crisping up vegetables, warming lasagna, or making caramel on top of the casserole. Similar to the bake element the broiler heating element converts electrical energy into heat by the process of resistance. It is composed of an inner core made up of metal wires, wrapped in an insulating, expanded material known as perlite. The inner core is then enclosed in an outer layer of stainless steel, which protects the wires from direct contact with the oven. The three-layer structure helps reduce the broil element's temperature, making it more durable and safer than older styles of elements. While you can use any heating element in your oven, it is important to select one that is compatible with the wattage that is recommended for your oven. A different wattage can cause damage to your oven or cause it to overheat. The voltage and current ratings of the latest heating elements can be found on the control panel of your oven. This will allow you to examine the power and rating of your oven. It is also advisable to check the resistance of your previous element and compare it to the wattage of your new broiler heating element. The higher the resistance of an oven element, the greater power it draws from it. If your broiler heating element is acting up or doesn't work in any way, you should replace it as soon as possible. It's important that your oven functions properly to cook all your favorite foods. However, if your oven isn't functioning at all, or is only working intermittently, the issue could lie with another part of your oven. Light Bulb and Assembly The oven light helps keep an eye on your food as it cooks, without having to open the door and let heat escape. The light also informs you when your casserole is ready. It's not uncommon for the light bulb to go out. It can be quite frustrating, but you can do it yourself. Check that the breaker is not tripped and that the connector has three prongs. Remove the old bulb and then look for the new bulb. It is possible to search online for a replacement that matches the wattage and type of oven you have. Some ovens utilize standard appliances with bulbs that run at 40 watts, while others need lamps that are halogen up to 50 watts. You should consider using cotton gloves to protect the halogen bulbs from damage caused by oil. Remove the glass casing of the bulb before you replace it. It is important to take this step slowly to ensure that you don't fracture it. You'll then need to remove the air from the bulb and replace it with an appropriate mixture. This will ensure a longer lifespan of the filament. If your bulb is constantly going out, there may be a larger electrical problem that needs to be handled by a professional. Verify that you're using the correct oven bulb and check your Use and Care Guide to get more help in troubleshooting. And remember that it's always a good idea to unplug your oven and disconnect it from the outlet before you begin any repair. This will help protect your from electrical shock. Best ovens UK is an essential oven part that allows for a tiny airflow inside the cavity. This allows the bake-element to circulate heat throughout the oven, ensuring that the temperature is evenly distributed. It also allows vapors to escape from the oven and smoke to be drained from the cooking surface. It is crucial to ensure the proper operation of any electric or gas oven. Vents for ovens can become blocked by a variety of factors. Accidental spills or splatters can leave sticky remnants in oven vents. They can draw in dust, debris and other contaminants that could cause blockages over time. Grease and oil particles may be blown into the air and settle around the vents, and vice versa. Other environmental factors, like kitchen renovations and construction work can introduce dust and other contaminants into the vents, which can cause blockages or clogs. Based on the oven model the vent tube could include an a bottle guide 20 and spreader 46, as well as fill tip 12 that are formed with the pipe 32. For example the bottle guide 20 might have a tapered outer surface that is complemented by the tapered inside of the spreader 46. This allows the vent tube to be smoothly inserted into different sizes and forms of bottle necks. A clogged vent tube can cause a reduction in pressure inside the enclosure which can cause a downdraft that pulls exhaust backwards and then down the vent, causing damage to the oven components. Consult a professional if you believe that your vent might be blocked or clogged. They will determine the cause and give suggestions for clearing or cleaning the vent.