It has always worked fine until yesterday when it started making a ticking noise kind of like a fan blade was hitting a piece of paper or something. Magneto-Fault: Microwaves use magnetrons for cooking food in a very short period. An ohmmeter reading of 1 Ohm or more means that the magnetron needs to be repaired or replaced and could explain why you hear noises when your microwave is off. This sounds like my problem. If you notice any problems, address them as soon as possible or consult a microwave technician. Generally speaking, if . 2. I've had it approximately 3 years. Tried cleaning all the switches but it still happens. Use of the Blog is subject to the Website, How to Install an Over-the-Range Microwave, 4 Surefire Methods for Cleaning the Crud Out of Your Microwave, Everything you need to Know about Samsung Smart Microwaves: Features and Functionality. As the fan rotates, you may start hearing squeaking noises that appear at the end of your oven's use. s.prop3 = s.channel + "|Support Search"; How can. As mentioned, food high in water content will have a chance to explode if not given proper attention. now everything is as it should be! 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. In the next section, well discuss practical solutions to microwaves making popping noises: Sometimes, switching off your microwave oven and cleaning it properly solves the popping noise. The stirrer makes sure that food in the microwave is cooked evenly. A couple of things result in the unusual noise, and the machine being faulty isnt one of them. Repair and disassembly guides for microwave ovens. All microwaves have transformers that convert the electricity from your power supply into higher voltage energy to heat your food. Here's how to check your microwave's fan: Unplug your microwave, and discharge the capacitor. If its the stirrer motor to be blamed, replace it. Unplug the microwave from the power source. Thermal expansion. On most models the turntable motor can be accessed from underneath the microwave. nfld_batman, Eric Smith There is nothing flammable except the food that you insert. High School or GED. So now off to buy a new microwave. Yep, it was a shorted high voltage diode (see chosen solution). This happens for several reasons, but is most commonly due to magnetron oscillation (when the microwave is heating), the vent fan running, or both. That one did the same thing but also had a display light out. Aug 30, 2021 by May 27, 2021 by Turntable Motor Issue: A turntable motor rotates the glass tray of a microwave in order to heat food and beverages evenly. Your Account. When you open up a microwave, you can usually tell immediately if the diode is defective because it will look cracked or blistered. However, before measuring the electrical resistance, youll need to discharge the microwaves capacitor so that you dont damage the other parts in the microwave or get electrocuted. Also, if you notice a burning smell, its likely the magnetron has gone bad. Should I Replace My Bed Slats With Plywood? If using the metal cooking rack, make sure it is firmly in place and not upside down. The stirrer motor is located above the turntable plate, which you can access from the microwave cavity. I figured out my samsung's power transformer was coming unglued in terms of the steel laminations. deanna77758. @ericsmith81441. If the stop is more than 1/16 in. Using metal or metal-trimmed cooking utensils in the microwave causes arcing in a microwave. You'll need to open the microwave's cabinet and discharge the high-voltage capacitor. I had the same problem with my Whirlpool over stove microwave. s.prop5 = s.prop4; Can it be fixed? You must log in or register to reply here. Check the stir blade.and never hurts to change the HVDiode at the same time as the mag. If the motor has the proper voltage, but is noisy or won't turn, replace it. The meter display should show less than one Ohm for the magnetron to be working properly. It's kind of a cheap oven and about 12 years old. If you notice any exposed wires, a frayed cord, or burned parts, your microwave might have an electrical problem. Rattling, Clicking, Buzzing, and Crackling Noise While Cooking, Refrigerator Noises & DIY Troubleshooting Guide. Home Appliance Technician. Check if the stirrer blade is in good condition and tightly fixed. Be sure to unplug the microwave and let it sit for a few days to make sure the capacitor is discharged first. A microwaves diode is responsible for powering the magnetron and converts alternating current to direct current. If it doesn't, please contact Bosch Customer Support at 1-800-944-2904 for troubleshooting assistance. Heres how to check your microwaves fan: A microwaves diode usually lies next to the capacitor and is a dark-colored and tubular-shaped part. You can buy them online or in DIY stores. If your diode is reading outside this range, youll need to replace it. The cooling fan motor can also wear out and may need replacing. Popping sounds are usually caused by the food item being cooked in the microwave. Microwaves have an integrated cooling fan, which can get dirty and clogged over time. Its best not to ignore these warning signs. If you cannot access it from underneath, you will need to remove the microwave casing. To check the diode, you need to: Switch the power to your microwave off, and unplug it from the power socket. The capacitor will have to be tested to determine if this is the cause of your problem. The best way to avoid this issue is to always line the oven rack with aluminum foil or parchment paper to prevent damage or scratches to the cabinet surface. This causes it to make noises, regardless of whether the microwave is on or off. Clean the oven in order to get rid of the noise. Joe fix worked! The diode is a part used in conjunction with the capacitor to power the magnetron, and if this component happens to fail, then it could be the root cause of your problem. Operating the microwave empty may also cause a popping to occur and can damage the interior. If the hole is larger than this, it is recommended that the microwave be replaced. In my case it does not occur consistently? This is not common. A faulty magnetron can also cause an annoying high-pitched sound, which indicates that the magnetron tube is failing due to age and heavy usage. I tightened it and everything worked the way it should. 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. @johnlornea15848. Hold for approximately 10 seconds or until the light flashes. The relays are losing power after cycling on and off. HomeServe is an independent company separate from your local utility or My name is David Briley, a soundproofing expert with a burning passion for curating and creating audio since adolescence. 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. Keeping your microwave unplugged may help, but contact a microwave technician if youve tried these solutions and your appliance is still making noise. Sometimes it makes the popping noise after few seconds of running it. When your microwave is plugged in but turned off, the transformer powers the digital clock. Food items with a higher fat content will pop and sizzle as they cook. En espaol. Clean up spills in the microwave as soon as they occur. Another reason your microwave makes a popping noise is likely because the cooling fan is dislodged. Although, if you are handy, you can use a multimeter to test the continuity of these components and replace the faulty parts yourself. Aug 4, 2022 by So, how can you stop your microwave from making noises when its off? Check to see if the cooking probe has been left in the microwave. I will try to figure out how to disassemble the front control panel and locate that thermostat. entity names and logos are trademarks or registered trademarks of their respective holders. s.prop4 = s.prop3; It can also dislodge and hit other parts of the microwave as it turns. If your microwave makes strange or loud noises when it's in standby mode, something could be wrong with your fan. s.events = "event16"; 1-800-269-2609 24/7. If you regularly cook food for extended periods in your microwave, the microwaves parts can overheat, causing the fan to work hard even when the microwave is off. If you have followed all these steps, when you . Microwave is now making a popping sound when turned on. // Image call [EASY FIX], Gas Oven Sounds Like a Blowtorch : [5 Easy Ways to Fix], Electric Stove Making Noise When Off [Quick Fixing Guide], 15 Common Refrigerator Noises & DIY Troubleshooting Guide, Quiet Over The Range Microwave: Top Picks & Reviews [2022], How To Silence A Microwave? If the magnetron is defective, remove it carefully and replace it. Same issue here a friend suggested it's a result of cockroaches but I don't know how true that is. The high-voltage capacitor inside the microwave can store a lethal amount of electricity, even after the microwave has been disconnected from the power for months. As the stirrer turns, it deflects the microwave energy randomly throughout the microwave. Generally, this device does its job and can be relied on to meet your strangely-timed demands. A waveguide is a part of an oven that helps waves heat up food evenly without burning it while making it vibrate to make a sound. Food spills will also cause popping. Sparks or flashes may occur near rack supports or wall surfaces. What are the Signs that a Microwave is Going Bad? Copyright 2022 Housetipper | ALL RIGHTS RESERVED, Kitchenaid Microwave Turntable Not Turning. Next, touch the probes to the terminals of the diode, and then do the same but with the probes now reversed. This May Also Interest You: How Much Does a Microwave Cost? Keep in mind, the diode should only have continuity in one direction, so if the multimeter display shows no continuity, try reversing the diode so the black lead is in contact with the opposite end of the diode when touch the other end of the diode to the 9-volt terminal. However, damaged wires require immediate replacement. I tried it again with the top off and the sound is definately coming from the magnetron. "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 .