After working for a week, the microwave started tripping the breaker. The repairman said, that LG told him, that because the stove clock is on the same line, it could cause interference that'd trip the breaker. Press question mark to learn the rest of the keyboard shortcuts, https://www.amazon.com/gp/product/B07HHQRMW7/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1. If I open the door on the microwave it blows the main fuse in the microwave and trips the microwave breaker in the house electric panel. I recently purchased a GE microwave and installed it in my new townhouse (built in the 1980s). As far as I can tell it is a dedicated circuit since other appliances/outlet I checked don't go dead when the breaker is turned off. My suspicion is that the switch bounces (turns on and off rapidly) and this generates a spike or surge that trips the breaker. Samsung SMH2117S Microwave started making a loud hum a few days ago, I unplugged it over night and left it, plugged it back in the next day and still a loud hum, the hum stops when you open the door. I replaced the microwave, and this one is also tripping the breaker but for a different reason. If the breaker does not trip, it means the microwave is fine, but it needs its own dedicated circuit. However, the microwave is tripping a dedicated circuit breaker and not blowing the 20 amp fuse makes me question the circuit breaker. I'm not an electrician but sounds like you may need one. When I slam the door, as in close it normally, everything works properly, but when I try to gently close the door, it trips the breaker. Microwave has been popping breaker on several occasions. The outlet is a non-GFCI outlet. The breaker is 20 amp, and the microwave is rated at 14 amps. These are set up to short the ac line and blow the internal fuse if you try to defeat just one interlock. I had an electrician out when my very old microwave was tripping the breaker, and he said there was nothing wrong with my circuit/wiring. I don't know if this is going to help anyone, but I replaced the switches in the doors and my microwave is fine now. My microwave sometimes trips the breaker in the breaker box when I close the microwave door. The microwave could have faulty switches in the door, a bad magnetron, faulty internal circuitry (such as a diode, capacitor, or transistor), or a blown fuse. Just as most homes are equipped with fuses or circuit breakers, microwave ovens also have fuses that short out or blow in the event of an overload. If the microwave is tripping the breaker when the door is opened I suspect the problem is in one of the door switches. I have checked the continuity of all 4 door interlock switches, and as far as I can tell they check out ok. What would be the next troubleshooting step here before heading to the pawnshop for a … If the device were to trip the circuit all by itself that would mean that there is a short within the microwave and the door could be all or part of the trigger. Contractor's Assistant: How long … Thank you for the reply. The problem may happen for the interlock switch of the door or even the problem with the door itself. Besides the circuit can be overloaded. Test to see if the microwave is malfunctioning I replaced the main fuse and power came back on the microwave and then I opened the microwave door and it tripped the fuses again. No other appliance in this home has caused any trips. My GE model mc0165uw above range oven blows its 20amp ceramic fuse when i close the microwave oven door. Whirlpool electric stove, model RF0100, trips the breaker. Cause #2: Too many appliances are plugged into the same circuit. Model JVM3160DF2CC What should … Microwave ovens revolutionized kitchens across America when they came on the market in the 1970’s. Always seems to happen when door is closed. And if it blows the fuse for your kitchen, there also is a likely cause for that. I was installed in the new house in 2017. When door opens or closes, it flips the breaker in the panel. Worked fine for a couple of months and then popped the breaker again. I can turn the light on, I can start the exhaust fan but when I run a cycle the microwave shuts off and trips the breaker. Especially if I don't slam it as to not wake up my family during my early morning meetings. If your microwave trips the breaker when you open the door, then there are some reasons behind it. I have a new Panasonic Inverter microwave; my old microwave exhibited this same problem. Not normal by any means. to ron: The one i took apart with same problem and dying mag did. The breaker does not seem to be the problem: I've moved the microwave to a different circuit and had the same results. Door closes with a jar. To access the door switch, you will have to dismantle the cabinet but only after unplugging the appliance. --- on the heady topic of "Re: Weird Microwave problem - trips breaker when you shut the door!" Most likely, though, you simply have too many electrical appliances plugged into the same circuit. This may be due to the door interlock switches. Microwave Door Tripping Breaker. If not the problem is one of the HV components. When the microwave is fuller, it works fine. We replaced the fuse for at least the third time and then on the last time, when we replaced it and plugged the microwave back in, it immediately appeared to start running. I can keep closing the door in a normal way as to avoid tripping the breaker, but I wanted to know if I have a bigger problem or if this is is a "normal" feature of modern microwaves. If your microwave oven blows a fuse, there are a couple possible causes. The cause is almost certainly related to either the door interlock switches or the door itself. How old is it? Looks like I have to get another electrician out here. The model # is jvm16355fc01 . I checked the parts direct website from Sears.com and it lists various parts....it looks like the switch is # 12 but would I also need the other parts around this, 9, 11, 8, etc. Make sure all switches are properly engaged when the door is locked. The microwave is a draw of about 10 amps, the refrigerator is about 9 so I am not surprised the circuit trips. It does on the microwaves I've worked on, the secondary interlock, Since virtually all microwaves now seem to be run by electronics, I, You'll need to choose a username for the site, which only take a couple of moments (, http://repairfaq.ece.drexel.edu/sam/micfaq.htm, http://repairfaq.ece.drexel.edu/sam/micfaq.htm, http://repairfaq.ece.drexel.edu/sam/lasersam.htm, http://repairfaq.ece.drexel.edu/REPAIR/F_mirror.html, (You must log in or sign up to reply here.). My guess would be something to do with the door switch that may be shorting out when not closed fast enough. Spudz, sounds like the door is misaligned. JS> From: "James Sweet" <> JS> Xref: aeinews sci.electronics.repair:52068 JS> Then you're relying on all the electronics to be functional as well as JS> the software to be bug free, in real life there's just way too many JS> chances for that to not work. If your microwave is tripping the breaker when you open its door, this could be due to a number of factors. whirlpool over the oven microwave model # MH1160XSY0, trips the breaker as the door is opened would the door switches be the problem if so which parts fix it. GE Microwave is tripping my circuit breaker only when opening and/or closing the door.. does not trip when oven is - Answered by a verified Appliance Technician We use cookies to give you the best possible experience on our website. Find out what the 9 main causes are for a microwave tripping the breaker and … Start the microwave and see if the breaker trips. In this video, I show you how to replace all of the interlock switches in a microwave. Run one device only on the circuit at any one time. One of the possible reasons for microwave stopped working and no power could be an issue with the door switch. I Googled quite a bit and didn't find a definite answer. If it works fine without tripping the breaker, then the microwave is working perfectly fine and it’s a problem concerning the circuit’s amp rating. GE Microwave trips breaker seconds after start is pressed. On one of the last occassions after resetting the breaker the power did not come on in the microwave. If the microwave trips that breaker, then you know the microwave is at fault. However, problems are inevitable, and issues with a microwave GE trip the circuit breaker when the door is open is probably due to an overload of the circuit, a faulty door switch or a faulty circuit breaker or wiring. If the microwave trips the breaker, and it’s on a dedicated circuit or nothing else is plugged into the circuit, and you’ve tested the circuit, then you could have a faulty microwave. A faulty door switch which is also often called as an interlock switch is the part which signals the other parts to turn on when the door gets closed and to stop when it is opened. The switches look like this but it depends in your microwave model: https://www.amazon.com/gp/product/B07HHQRMW7/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1, New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. Whirlpool RF0100 electric stove trips breaker. Check all switches for continuity with the door open and locked. A repairman man needed to reset fuse in microwave. Especially if I don't slam it as to not wake up my family during my early morning meetings. My microwave oven trips the breaker when it cycles. Does your microwave keep tripping your breaker? Unplug the microwave and open the control panel. In case of any shortage in the microwave the inline fuse should blow. This means that the main fuse in the microwave (or less commonly, the fuse or circuit breaker for the power outlet) pops when the microwave oven door is closed or opened. Get shopping advice from experts, friends and the community! When I slam the door, as in close it normally, everything works properly, but when I try to gently close the door, it trips the breaker. If the problem persists with the wires removed, and the door switches are good, the problem is most likely the board. When the door closes there are multiple interlocks. Contractor's Assistant: What's the brand and model of your microwave? As soon as you close the door, without pressing any buttons or starting the microwave the hum comes back. If not, then that most likely means your microwave does not have a dedicated circuit. Call a local electrician if you’re still not sure what’s causing your breaker … Whether or not the microwave has a dedicated circuit, the microwave may be tripping the breaker because there’s something wrong the the microwave itself that’s causing it to pull too much electrical juice. If it did not happen then probably the circuit breaker is too weak. Then the second microwave started blowing fuses, mostly it seemed when the door was opened while it was cooking although I can't be positive. This is a dedicated power line as in nothing else is plugged into this like other than the microwave. There are two terminals which must be … We are finsihing up a new construction home, and have a Viking. You should either have the microwave fixed, or replace it. I have a Panasonic microwave with a built in exhaust fan from around 2011. If there were a brief transient short when you close the door it could trip a magnetic breaker before blowing the internal fuse. This is a dedicated power line as in nothing else is … With greater power comes greater power usage, but if your microwave is tripping the breaker in your home,… Occasionally when we open the door, ... but something that is energized/de-energized when the door opens and closes. Reset breaker, clock, light and fan vent works but place bowl of water inside, press Start and breaker trips. Reasons Why Your Microwave Is Tripping Your Breaker When an appliance such as a microwave oven repeatedly trips the circuit breaker, it’s overloading the electrical circuit, which is rated to handle a finite number of amps. A microwave that keeps tripping the circuit breaker is a common problem for many people and can be very frustrating. When the door is misaligned, Well that's interesting - so if the door is misaligned, the oven, Via a low ohm high wattage resistor, it doesn`t just short out the mains, Via a low ohm high wattage resistor, it doesn`t just short out the, odd that it is tripping the 20A breaker before it blows the 15A. causes safety switches to shut off all the microwave power. Breakers involved are Siemens QAF2 CAFCI. If it continues to trip replace the microwave. The problem may be the door interlock switch or the door itself or, your microwave itself may be faulty. I am willing to give a lot of things a try, but I ended up with this microwave. It could be a simple issue with the microwave having a blown fuse or it may be time to get a new microwave oven . Since then these technological marvels have come a long way, with more features, compact sizing, and greater cooking power than ever before. Hello Manish and thanks for writing. This may be erratic, occurring only 1 out of 10 times, for example. A spot where our concurred should be noticeable you are in fact creating a surge which is what trips the breaker … Discussion in 'Electronic Repair' started by Spudz, Jun 28, 2005. Breaker tripping means the wires are getting hot(that's how they know too much load is on them). The door switches appear to be okay, tested with a multimeter to confirm. If the breaker does not trip while testing on a higher amp circuit, then you know the microwave is not faulty and a dedicated circuit is needed in your kitchen for the microwave. If the circuit breaker in that area trips, it’s a sign that something is wrong with the microwave. Otherwise, your microwave is faulty. If the microwave trips the breaker, then there’s most likely a problem with the microwave. I am sorry, but we do not give repair information on microwave ovens because they are inherently dangerous to service. Once the microwave exceeds that number the …
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