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How to Repair Common Oven Parts Oven is a kitchen appliance that is commonly used to cook food. The heat from the oven sterilizes foods and kills most of the micro-organisms that are present in them. All bakers require an accurate oven thermometer. Knowing how your oven works can help you improve your baking, roasting and cooking skills. It will also eliminate those hot spots that can ruin cookies, cakes and baked goods. Visit Webpage is a crucial part of your oven. It is used to ensure that the temperature of food matches the temperature you set on the control panel. Unfortunately, like any other electronic mechanical switch or sensor, it may have issues that cause the oven to over or under heat, or just not be able to keep the temperature you've set. The oven thermostat is a small strip of two different metals bonded together. When heated by the oven, the metals expand or flex at different rates. This creates an electrical circuit. When the metal in your thermostat reaches the temperature that you set on your control panel it will shut off the power to the heater. As the oven cools, the bimetallic strip contracts, re-establishing the circuit and activating the heating element. This cycle is repeated continuously to ensure a constant oven temperature. To determine if there is a problem with the thermostat, you'll have to remove the oven and make sure that all of the screws holding it in place have been removed. If you own a multimeter (which is a device that measures the electrical current), set it to the ohms setting, and then test the thermostat. If the multimeter reads zero or close to zero, the thermostat is functioning correctly and does not need to be changed. If the multimeter does not read anything, the thermostat is faulty. It must be replaced. Cooker Spare Parts suggests that you replace your thermostat with a similar type as the previous one. These thermostats are available at a reasonable cost online or in 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 small component that turns electricity into the high temperatures required to bake, roast, and broiling. Heating elements are commonly found in electric ovens and ranges, and they can be either uncovered or hidden under the floor of the oven. The majority of oven heating elements are made from high-resistance materials like nickel-chromium alloy. They convert electrical energy into heat by the process of resistance, which then radiates throughout the oven's interior to raise the temperature to the desired temperature to cook different kinds of foods. When you turn on the oven, the heating elements begin to generate heat by the high-voltage current flowing across the metal's surface. The element is a ribbon or coil (straight or corrugated) of wire. When the electric current flows through it, it begins to heat up. The element will turn 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 located at the in the bottom of the oven. A lot of ovens that are automated also utilize it to clean themselves. You might notice that the oven does not warm up as quickly, or that your food hasn't cooked to perfection. Connect your multimeter to its red and black ports. Then, touch the probes made of metal on one side of the element against each other. Set the other end of the probe against one of its terminals, and put your hand on it to test whether the baking element is warm to the touch. If not, take it off the element and try again. Broil Element The broil element is typically located in the upper part of the oven's cavity and produces high heat like a grill to cook or brown food items. The oven's broil setting is ideal for quick grill meat crisp vegetables, heat lasagna or caramelize the topping 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 wires made of metal, encased in an insulating and expanded product known as perlite. The inside of the element is then covered with a stainless steel outer layer to protect the wires against direct contact with the oven. The three-layer structure helps reduce the broil element's temperature which makes it safer and more efficient than older types of elements. You can use any heating element to bake or broiling in your oven. However, it is important to select one that matches your oven's rated wattage. Using a different wattage can cause damage to your oven or cause it to overheat. You can determine the wattage of your oven and the rating of the new heating element by checking their voltage and current ratings on the oven's control panel. It is also advisable to check the resistance of your previous element and compare it with the power of the new broiler heating element. The higher the resistance of an oven element, the more power it draws. If the heating element in your broiler is malfunctioning or isn't working at all, you should replace it as soon as possible. It is essential that your oven function properly so that you can cook all your favorite food items. If your oven doesn't work in any way, or just intermittently then the problem may be a problem with a different component. Light Bulb and Assembly The oven light helps you keep an eye on the food cooking without having to open the door and let heat escape. The light also informs you when your casserole is ready. It's not unusual for the bulb to go. This can be frustrating, but it's a relatively easy repair that you can tackle yourself. Before you begin, make sure that the breaker hasn't been tripped and that the three-prong connector is intact. Remove the old bulb and then find the new one. It is possible to search online for the right replacement bulb that matches your oven's wattage. Some ovens utilize standard appliances with bulbs of 40 watts some require lamps that are halogen up to 50 watts. Be aware that the oil in your hands can cause damage to a halogen bulb, so it is recommended to use cotton gloves when handling it. Remove the glass casing from the bulb prior to replacing it. It is important to take this step slowly to ensure that you don't fracture it. Then, you'll need to evacuate the air inside the bulb and fill it up with an amalgamation of gases. This will extend the lifespan of the filament. If your light bulb is always blinking, it could be a bigger electrical problem that needs to be addressed by a professional. Make sure that you're using the correct bulb for your oven and consult your Use and Care Guide for additional troubleshooting suggestions. Remember to unplug the oven and shut off the power prior to beginning any repairs. This will protect you from electrical shock. Vent Tube The vent tube is an important oven component that permits an airflow within the cavity. This allows the bake-element to circulate heat throughout the oven, ensuring that the temperature is distributed evenly. It also allows the vapors escape from the oven and smoke to be drawn from the cooking surface. It is essential for proper operation of any electric or gas oven. Vents in ovens can get blocked by various reasons. Accidental spills or splatters could leave sticky remnants in oven vents. They may draw in dust, debris and other contaminates that could cause obstructions over time. Grease and oil may also be airborne and build up around vents. Other environmental factors, like construction and kitchen renovations can create dust in the vents. This can cause clogs. Depending on the oven model the vent tube could include a bottle guide 20, spreader 46 and fill tip 12 that are constructed with the pipe 32. The bottle guide 20 may be fitted with a tapered outer edge that complements the tapered inside edge of the spreader to allow the vent tubes to be inserted easily into different sizes and shapes bottle necks. A blocked vent tube may cause a reduction in pressure inside the enclosure, which can lead to a downdraft that pulls exhaust forward and down the vent, causing damage to oven's components. Consult a professional if believe that your vent might be blocked or clogged. They will determine the cause and give suggestions for clearing or cleaning the vent.