Remember that a fuse gets blown because too much amperage is pulled through the unit. If it reads between 50k 200k ohms, then its a healthy one. The microwave is now fixed and working great. Another culprit might be the turntable motor. @gyarados, did the popping occur on the first use of the day or each time the unit was used? Step 2: Take out the glass tray and support from within the microwave. Designed with, Why Is My Microwave Making Popping Noise? Every microwave oven has a high-voltage circuit containing a capacitor, magnetron, and diode. It may not display this or other websites correctly. You may be able to disconnect the stirrer motor and run the microwave to see if it still makes noise with the stirrer motor disconnected. The convection fan stops between reversals. Is it dangerous? When you open up a microwave, you can usually tell immediately if the diode is defective because it will look cracked or blistered. I replaced the diode and it's still doign the same thinga lound pop/crack when forst started in th emorings. First, I prayed, then I checked on the internet for possible answers, and find this response by Joe. Consult a microwave technician if youre not confident fixing or replacing the broken parts on your own. The metal box contains any flames caused by wires. Magnetron Issues Are Common in Older Microwaves, Transformers in Microwaves Often Make Humming Noises, Power Supply Problems Contribute to Abnormal Sounds, Unplug the Appliance and Check the Power Supply, How to Prevent Your Microwave From Making Noises. Noises can also be heard when cooking foods with tight membranes such . This appliance is built for cooking meals in an instant, not to spray butter or cooking oils. Reattach the replacement motor by working backwards, as shown in this video. If using the probe, make sure it is properly inserted into the food item. Can it be fixed? The high-speed electrons generate microwaves, which disturb your foods water molecules, create heat, and cook the food. So now off to buy a new microwave. Microwave Making Crackling Noise When Off, Microwave Making Crackling Noise and Smoking, Microwaves Making a Clicking Noise When in Use. Popping sounds are usually caused by the food item being cooked in the microwave. cxavi_007. However, if that noise becomes louder or the microwave is making a buzzing noise, usually from the rear of the microwave, it indicates a problem with the cooling fan motor. Watch the oven for possible arcing if you hear a crackling sound while it is operating. All third party entity names and logos are trademarks or registered trademarks of their respective holders. Step 2: When you see "oP-2" on the microwave, press Start. Get the latest news, tips and promotional messages, including special offers. I had the same problem with my Whirlpool over stove microwave. As the stirrer motor wears down, it begins to make grinding noises. HomeServe's Blog is your source for home maintenance and repair tips, information and news for educational and entertainment purposes only. My microwave brand is Frigidaire and I dont have screws on door to tighten, what can it be? Depending on the model, a healthy diode will read between 50,000 and 200,000 ohms. Joe. This happens for several reasons, but is most commonly due to magnetron oscillation (when the microwave is heating), the vent fan running, or both. A noisy microwave is usually caused by a faulty internal component. A growling or high-pitched sound coming from your appliance when its cooking is a good indication the magnetron tube is failing. However, if your microwave is off and the magnetron makes noises, it might be faulty. If moisture makes its way down to the igniter it may cause it to make a clicking noise, repeatedly. 1 of 2 Go to page. Microwave is now making a popping sound when turned on. Step 1: Turn off and unplug the microwave. Simple Solutions! Unplug your microwave and discharge the capacitor. When I put some chicken mole in it a little while ago to heat up, it made a big *crack *sound, and then as it ran for two minutes, there was a series of smaller crackling sounds, sort of like crackling paper. If so, you might consider leaving your microwave unplugged when youre not using it to prevent it from making noises. I don't think it's the magnetron, as the sound was a sharp pop when the microwave starts cooking, not a continuous hum or anything. It's easy to get used to the convenience of just popping leftovers in the microwave for a quick re-heat. Must . Before accessing the turntable motor, remove the turntable plate and support roller from the microwave. Unfortunately, those unfriendly noises your hearing from your appliance . Three days before Thanksgiving, and the microwave is humming and overheating. As mentioned, food high in water content will have a chance to explode if not given proper attention. Before inspecting the magnetron, discharge the high voltage capacitor. Check for continuity in the opposite direction by reversing the meter leads. However, if the noise doesnt stop once the parts have had time to cool, you might have one of the following issues on your hands. Rotate the multimeter dial to the lowest setting for Ohms of resistance. For most microwave ovens, it can be accessed from the bottom panel without having to remove the casing. The Blog should not be used as a substitute for a competent advice from a licensed professional in your state, reviewing your issue. If your microwave is making Crackling Noise or other electrical sounds: Crackling sounds are usually caused by the food item being cooked in the microwave.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'housetipper_com-medrectangle-3','ezslot_2',105,'0','0'])};__ez_fad_position('div-gpt-ad-housetipper_com-medrectangle-3-0'); The bubbles of air that build up around the item can cause it to pop and sizzle as it cooks. Popping and sizzling noise from the Microwave is a regular occurrence. It heats fine. You can fix your microwaves noises by checking the magnetron, power supply, fan, or diode and replacing or repairing these parts if needed. You may describe the noise of your microwave as a popping noise, crackling noise, or snapping noise as you prepare food or after spilling food. Overload cut out. Remove the top cover from your microwave. Remove the fan motor cover (most microwave fans are at the back). How to Stop a Door From Opening All the Way: 8 Easy Solutions, How to Get Revenge on Your Neighbor Without Them Knowing: 13 Creative Ideas. Phyllis McMahon. I've got an over the range GE microwave JVM1650WB 007. Reguardless of what might be wrong with your motherboard, I really don't see how a clicking noise can be blamed on the motherboard. Dislodged food can also get stuck in the fan, causing it to work inefficiently and make a strange sound. Depending on the model, a working cooling fan motor should read 280 ohms. The need for a quiescent working and living environment cannot be overemphasized. If the popping noise is electrical or mechanical in sound, we recommend contacting service. The worst that could happen is that it may start a fire, although it won't explode, and microwave ovens aren't known for . Nov 22, 2021 by However, since it is situated at the top of the appliance, gravity is working against it. You may also notice a loud rattling sound if the fan is loose. Else, you might have to remove and replace the cooling fan motor. The stirrer motor is located above the turntable plate, which you can access from the microwave cavity. Squealing: The blower and blower motor are responsible for many furnace or heat pump noises. Food spills will also cause popping noises when they land on electrical components like the walls . Although, if you are handy, you can use a multimeter to test the continuity of these components and replace the faulty parts yourself. If your microwave is making arcing, sparking, popping, or other electrical sounds: Popping sounds are usually caused by the food item being cooked in the microwave. Now that you know whats best for you and your microwave, you should be able to make informed decisions. Clicking sounds can be caused by a couple of things. Thanks! Accessing the cooling fan may require the removal of other microwave parts. Follow these steps to diagnose and fix a faulty turntable motor: The stirrer motor powers a metal blade that deflects microwave energy throughout the microwave. If the magnetron is noisy, this indicates that the magnetron is nearing the end of its life or might be defective. It's generally best to call a professional contractor to diagnose and fix your microwave. I've had it 13 days. (HV transformer, HV capacitor, or magnetron) . Test the high-voltage diode resistance with a multimeter. Aug 4, 2022 by out of whack, you may end up with a noticeable unfinished spot where the door stop used to be, especially on painted doors. Usually, faulty magnetrons make a high-pitched screaming or screeching sound. 1-800-269-2609 24/7. Touch the red lead to the positive terminal on the battery. If you hear a crackling noise during operation, try to identify the location of the sound. The motor is one of the few moving parts of this appliance. // Image call Popping sounds are usually caused by the food item being cooked in the microwave. If the stop is more than 1/16 in. This is one of the few moving parts of the appliance. Other reasons for unusual noise from your microwave could be the metal between the oven rack or cabinet surface and the door. They were all fine. 5 Reasons & Quick Situation, Unplug the appliance from the power outlet, Remove the microwaves top casing to access the high-voltage circuit and the magnetron. Microwave ovens are one of the most commonly used home appliances. If your gas oven is making popping noises when heating, you can try turning off the gas. Remove turntable. When start to cook within 5 seconds 1 or 2 loud electrical pop sounds occurs. If you turn off your oven and hear noises, that is typically your cooling fan running. Its responsible for rotating the glass tray to guarantee your food is evenly heated. If using the metal cooking rack, make sure it is firmly in place and not upside down. Its not dangerous if you know what youre doing and carefully follow the process highlighted in this guide. It replaced another one I returned after one day. "A burning smell (and smoke) is a sign something is amiss with your microwave and you should immediately turn off and unplug it," says Ron Shimek, president of Mr. Appliance . Follow these steps to diagnose and fix a faulty stirrer motor: Monday Friday: 7:30am 5:30pm Any comments would be greatly appreciated, Dec 6, 2022 by As mentioned, food high in water content will have a chance to explode if not given proper attention. It's common for magnetrons to wear out with age, especially if you use your microwave frequently. If its the stirrer motor to be blamed, replace it. Follow these steps to diagnose and fix a faulty cooling fan: Another source of microwave noise is the turntable motor. Age. Reasons why a mini-fridge clicks: Start relay. I tightened both screws where the latches engage, and it no longer hums now. You can usually tell if the cooling fan is causing the noise because it sounds louder at the rear of the microwave. Samsung from 2018. Shirley Schofield. The current assumption is that it the switch was still the culprit and replacing it should make a lasting repair. Copyright 2023 HomeServe USA. In addition, the cooling fan motor wears out with time and might need a replacement when you start noticing a louder fan noise. Or, remove the stirrer motor and see if the microwave stops making noise. I believe it's cockroaches I don't think it is a coincidence that all three of my microwaves or sound like they're shooting at me. Because of the high voltage and high current used by microwave ovens, be aware that repairing this appliance poses a substantial risk for injury or death if precautions are not taken. Answer (1 of 3): It is probably all over the inside of the microwave, unless you had lid on. Use a multimeter to check for electrical current. Still, when something is going on you like to know what it is. By removing and packing the fan back on its axis, it may go back into place freely without having to worry about replacing the device entirely, as some people would typically do in this case. Bad microwave magnetrons can make various noises, and the noise is often very loud. The magnetron uses high voltage, high current DC power to generate the microwave frequency that cooks the food. (i live in canada) i have no problem buying a new one and replacing it. Learn How to Soundproof Your Therapy Office. It's possible for a micro switch to allow continuity but still be damaged and cause the unit to fail. All rights reserved, Corporate office: 601 Merritt 7, Norwalk, CT 06851. Unusual microwave sounds can range from mildly annoying to unbearably loud and are usually a sign that a repair is in order. Replace turntable. I have a Hamilton Beach microwave and my son left the door open all night and now it hums like it is on when it isn't and the top gets hot. The unit was only 4-5 years old. Is it even safe to use the microwave if its emitting such a loud noise? The microwave turntable turns and food still heats up but it sounds like popcorn is popping even when nothing is inside. This sounds like my problem. Im having this issue with a 2 year old Whirlpool unit. Lastly, avoid using metals or non-microwave safe utensils in the microwave, as that leads to cracking sounds too. I took the microwave down from above the . If it's the stirrer motor to be blamed, replace it. I'm sure this has freaked many people out; the mysterious and intimidating popping sound of the microwave. s.prop5 = s.prop4; GE Smart Microwaves: Smart Features and Functionality, Shock Hazard Sparks Recall of 25,000 National Presto Smokers, Broken Wrists Cited in Recall of 10,000 Log Splitters With Briggs & Stratton Engines, Here's Why Your Washing Machine Is Making Noise, Do Not Sell or Share My Personal Information. A new wave guide can be purchased if necessary or, if the wall is chipped, you can buy special microwave paint to cover the exposed metal. If the microwave runs for a few seconds and stops the touchpad might be at fault. Nothing burst into flames or anything, Is it time to replace it? Pierce the skin of potatoes before cooking. If necessary, remove any components blocking access to the fan. I tightened it and everything worked the way it should. How to Fix a Popping Microwave Quick Guide, Whirlpool Refrigerator Makes Clicking Noise? As soon as you close the door, without pressing any buttons or starting the microwave the hum comes back. It's not the exhaust fan as I can turn that on without the microwave . The really ship fast. In some cases, cleaning the cooking fan eliminates this annoying sound. Depending on the model, a healthy diode will read between 50,000 and 200,000 ohms. Not to be confused with the convection fan, the cooling fan is a wholly different fan located typically at the top of your oven. It has faded into the background of household activity and noises as normal operational characteristics, same as the reversing tumble every 4.5 minutes/40 seconds on my Fisher & Paykel dryer. If the mini-fridge struggles to cool it may need repairing or replacing. Also, if you notice a burning smell, its likely the magnetron has gone bad. A burning smell. Examine the fan to see if it is spinning freely. Watch your inbox for our simple home maintenance tips. The capacitor stores electricity and runs the digital clock when the microwave is not in use. You should be very confident you know what you are doing and are protected from electrocution before discharging the capacitor. Daniel. There are three micro-switches on the latch board. This could be caused by a dirty waveguide or a damaged interior wall. If it doesn't and your microwave still makes strange sound, please contact our customer service . There are several common components that produce unnecessary noise in a microwave: Trouble With Diodes: Your microwave magnetron might be emitting a noise because of the interference emitting from the diode attached to it. Using a plastic plate cover is an excellent way to keep your microwave clean, but you should also clean it regularly to help keep it working efficiently. So the inside boils before the outside, so the pop it is merely steam escaping. Now locate the high voltage capacitor. Any ideas? Occasionally, cleaning the cooling fan can solve the problem if the noise is due to dirt or clogs obstructing the fan blades.