microwave exhaust fan making noise

If your over-the-range microwave is vented to the outside and the exhaust fan is not functioning properly, you may have a problem with the damper. Our microwave /oven is working but makes a rattling noise when it is switched on and this continues after - Answered by a verified UK Appliance Technician ... it sounds like the exhaust fan has come loose and is hitting against something. With the magnetron heating the oven, it needs constant cooling so it doesn’t overheat — which is where the cooling fan comes in. In addition, if the fan has become loose, it will create an excess amount of sound. The sound is normal and there's no reason to be alarmed. Is your bathroom exhaust fan making squeaking or banging noises when you turn it on? When we use the lower left hand button for the exhaust, sometimes (but not always) the hi and lo has this horrible vibration sound that sometimes stays going, sometimes settles and leaves. If the exhaust fan on your over-the-range microwave does not appear to be working, the problem may be with the fan motor. A thermostat gauges the air temperature, which activates the exhaust fan when required. Luckily, these five common problems are easy to fix. Fairly common. Find out what the 6 main causes are for a noisy microwave oven and discover some simple solutions to fix the problem. Disconnect the power and then remove the cover and locate the fan assembly. If this part becomes flawed, the exhaust fan will not energize and the thermostat will need to be replaced. This is one of the best features of over the range ovens; they offer dual choices to users such as interior and external fan exhaust abilities. or . With that being said, I can tell you when I select any of the other microwave switches, I do hear a noisy fan type of noise in the vicinity of the ventilation fan. Worn bearings in the fan motor can make a loud squealing or whining noise and the fan motor typically gets extremely hot when motor bearings are bad. Cooling Fan Noise. Jerry And yes, the ventilation fan does work with the Vent switch on. An aging exhaust fan motor may be creating extra noise inside the microwave. 08/13/2016 by oldturkey03. Moreover, why does the fan on my microwave keep running? Bathroom Exhaust Fan Replacement Parts Exhaust Fan Motor. NOTE: When you are working in the exhaust fan and you are vacuuming out the dirt, adjusting the fan, adjusting the blower wheel, or lubricating the shaft, be sure the POWER IS OFF for safety. You can reduce noise by making sure your exhaust fan is in good working order, cleaning it regularly, and adding insulation to the air duct. You can often tell if this is the cause if there is vibration on the ceiling and walls as well. Tonight, the exhaust fans comes on, but the turntable does not turn and it is not heating. GE 1.6 Cu. In every microwave, it is equipped with a cooling fan to help keep the magnetron temperature managed. If the motor of the kitchen exhaust fan suddenly begins to make an unusual noise, it may be due to the fact that the motor is struggling to keep the fan running. If your microwave makes noises when it's in standby that are somewhat loud or strange, something could be wrong with your fan run on. The fan motor is located at the top rear of the microwave and exhausts the air into the duct system or re-circulates into the room through the charcoal filter depending on the installation. A high-pitched noise while the microwave is in use means there’s a good chance the magnetron tube is failing. Something else that causes knocking sounds in an exhaust fan is poor installation. The cooling fan is located inside the cabinet and is used to cool the magnetron. In order to reach the cooling fan to check it, you will need to remove the outer cabinet of your microwave. Watch the microwave during use. If the humming sound is loud, the exterior fan may be functioning. Start the microwave and see if the noise still exists. Important Facts to Consider Exhaust fan ( 5 speed)! Not a flapping noise, as much as a loud baseball-card-in-bicycle-spokes noise. Motor. The exhaust fan makes a lot of noise but doesn’t move much air – Bad ducting of kitchen exhaust reduces the air flow, just as it does with bathroom exhaust fans. Check the fan blade for damage. Replace the fan blade if it's broken or damaged. This would allow the flap to function without making as much noise. I surely missed that. Try turning the exhaust fan off and then run the microwave. you are inquiring about the bottom fan or the top blower? This can often be turned off, if the noise is beginning to drive you crazy. Most of the time, bathroom fan systems gather dirt, wear out the motor, and loosens up components. I would think I will need to pull the unit from wall to disassemble the fan area? how do I disassemble unit to get access to fan? If the microwave seems much quieter, then the exhaust fan may have been amplifying that noise or possibly interfering with the unit’s other functions. Has anyone had this problem. If you hear a humming noise when the microwave receives no power, the transformer may be emitting the sound. 1. " If your microwave is making noises like a Geiger counter, the sound is coming from the magnetron that produces the microwaves. Other microwaves also have an exhaust fan that automatically turns on whenever the microwave is being used. The noise comes from the hood exhaust fan on top of microwave/oven when i turn on exhaust fan. To determine if the fan motor is defective, remove the fan motor from the microwave and try turning the fan blades by hand. The damper is located where the microwave meets the outside venting system. Comments: @davidnewton the Kenmore 665.61682 is a Microwave/Hood combo. It is best to choose a microwave that offers multiple fan speeds, a grease filter, and a charcoal filter. When it senses heat it turns on the exhaust fan.If you are cooking on the cooktop, it can sense the heat and the fan won't turn off until the thermostat cools. If the blades do not turn freely, replace the fan motor. Are … It is also common for this thermostat to fail causing the fan to constantly run. It is easy to ignore these noises, however further investigation into these noises may help prevent an exhaust hood failure which could eventually lead to a multi-day kitchen shut down. Tape it to the exhaust hood where the flapper hits. With these, it will be a lot easier to clean and maintain the microwave. After opening it up, it turned out that there was a paper label inside the microwave enclosure that came loose and was flapping against the microwave's fan. There are a few other things you can do to manage noise: Remember to turn the fan on regularly at high speed when you cook. If the mounting wasn’t done properly, the hardware could be making some noise. Your ceiling fan may be creating a rattling sound, grinding noise, buzzing noise, rubbing noise, clicking noise, humming noise, or squeaking noise. The vent probably has a movable flap that lays closed when the exhaust fan is not running. I hear a fan noise, but it is not the loud "vibrating airplane engine" noise that I get when heating. A ceiling fan making noise can be from a variety of reasons. If it does then the noise is most likely a vibration somewhere like the fan motor, stirrer motor, door hinge, or anything loose. It worked perfectly last night. When using the microwave or convection oven, the exhaust fan doesn't have that at all. To inspect it, you'll need to drop the microwave … The exhaust fan thermostat is usually the failed component. Cooling Fan. and with the fan blower motor $135 mmmm poss to replace. If there is no light when the microwave is in operation but it heats food properly without noise or odors, the bulb is burned out and should be replaced. Score 0. Another part that could cause the microwave exhaust fan to not work is a faulty thermostat. Thus, cleaning, adjusting, and lubricating the parts are the best ways to cut bathroom fan noise. Ft. Over-the-Range Microwave: Make popcorn, reheat leftovers, thaw frozen items and more using this GE over-the-range microwave, which features one-touch settings for flexible operation. Turn ON the exhaust fan switch and the fan should be just like new and no longer making noise. There's usually a very good reason for a fan to be running fast or making noise, the root cause of which you're working to solve with the steps below. For example, a rattling sound may mean … Tips To Fix A Ceiling Fan Making Noise Read More » Replace the fan motor if it squeals or whines and gets extremely hot to the touch while running. How to Fix the Issue. With the vent fan only, it seems to work normally. Perhaps the cooling fan is on. Having a noisy microwave can be very frustrating. if so not so much fun. The magnetron does make noise in some models, but only if it is not well secured, which causes it to vibrate against the chamber walls where it is stored. Different fan noises can be a CLUE as to what the problem may be. It helps keep birds out. Hearing humming or fan sounds from your Whirlpool oven that don’t sound normal? I have a GE Spacemaker XL 1800 microwave that is making noises. We have a 2013 BH 3670 with a Frigidaire microwave/convection oven. Would you have any idea of what I might be hearing or what part could be causing the noise? If the noise doesn't exist when the primary supply voltage is disconnected, the noise is going to be on the high side. I know how to remove the vent fan cover but how do you access the actual exhaust fan assembly to … You can hear this sound only if you listen to the appliance closely. Exhaust fan making a "rubbing" noise. You don't often realize how important your kitchen exhaust is until it breaks down.It gets rid of smoke, moist air, and food odors. Read our guide to KitchenAid oven sounds. If the exhaust fan or magnetron tube are the culprits, you will need to call a local appliance repair service. Does it sound like it's grinding or hitting something inside? If your microwave is making an unusual noise, the problem may be with the cooling fan. Gerry has a bathroom exhaust fan damper that keeps him awake at night.Well, Gerry, we can't always stop it, but we certainly can tone it down.The first and cheapest step is to get some of that soft foam self adhesive weather-stripping tape. Usually, these fans are silent, but if there’s an issue, they can produce loud hums. You might try adding some of the felt or soft silicon dots for quieting cabinet doors. Click to see full answer. The transformer provides power to the clock, and the humming noise will sound subtle. The only noise a running exhaust hood fan should make is the hum of the motor, and any noises outside of that humming range should be taken as a warning. The range hood has a low capture efficiency – Unfortunately, you can’t go out and comparison shop based on this metric. After unplugging the microwave, open the cabinet to access the fan. The cooktop light allows you to maintain a clear view of the stovetop below. Plus, the 2-speed exhaust fan removes smoke, steam and odors that are produced while cooking on your range. My OTC GE Profile Microwave is making loud fan noise when in the medium and fast settings as if the fan blades are hitting some obstruction. A long time ago, I had a microwave oven that started making an absolutely horrible noise. A microwave making unusual noises is a common problem for many people. Like any fan, when damaged or faulty, it has the potential to create a wide variety of strange noises. If you hear a loud humming sound, it could be that the microwave’s exhaust fan might need some attention. (Swallows like to next in such places.) Cancel. If the fan blades do turn freely, use a multimeter to test the motor for incoming power and for continuity. Be making some noise and it is not the loud `` vibrating airplane engine noise. A noisy microwave oven and discover some simple solutions to fix the problem be! 'S broken or damaged microwaves also have an exhaust fan thermostat is usually the component. To reach the cooling fan to not work is a faulty thermostat also common this. It squeals or whines and gets extremely hot to the touch while running choose a microwave oven that started an. 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