If the light bulb glows then quickly close the door and unplug the unit. Reply. When your microwave door latches, the latch connects to a switch, which when it activates, allows the microwave to receive power. Groups: Registered Joined: 1/14/2008(UTC) Posts: 3. If the circuit breaker related to that area trips, something is wrong with the microwave. Dim and Dimmer. I placed a glass of water in the microwave when the door was open, and running, and the water did not get hot. Score 0. After about 3 months of owning the microwave cooktop light stopped working. This is from repairing microwave ovens for 25 + years. Microwave door switches are only an inch long. The microwave runs with the door open. GE microwave JE1456KWH02 we've had for years just started doing this, runs when door is open. But what if you face the problem of microwave light bulb not working? In most of the cases where the microwave door is not opening the cause comes out to be an issue with the door latch button or lever. Common microwave problems and faults and how to fix them The microwave oven has to be one of the most popular household appliances ever devised. Got some hints from another forum that it is door sensor switch(es) - there are 3. Recently, when I open my microwave the light flashes (like a strobe light) and makes a clicking sound. The light stopped flickering, left the door open for another few minutes. About a month ago the microwave light started to flicker and there was clicking when you opened the door. Well the following are some of the possible causes and some solutions for such a situation. We are in able to get it to finish … Every time I open the door, the microwave starts to run. I recently noticed the light inside my kenwood microwave is flickering on and off also after cooking the fan stays on a good while if it does baking potatoes for 10 mins does this indicate it needs replaced it seems to work ok otherwise thank you. Sir my microwave is not working as i open the door ,the plate inside that start rotating. 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. The interlocking door switch on a Kenmore microwave oven is a basic safety component that turns the microwave on and off, depending on the position of the door. If a message about the door appears in the display, the door has been closed for 5 minutes or more without the microwave oven being started. Turn the microwave on and see what happens. Yes No. IF one is defective replace all 3 as the one that is defective is normally the "Safety" Switch which SHORTS across the AC line if one of the other (2) TWO switches does not open at the correct time as the door opens with the microwave operating. This little switch is near the top of the door, inside the fresh food compartment, usually mounted in the plastic liner of the interior. Yes, the light comes on when you open the door. It is only two years old, but when I open the door the light no longer comes on and after I enter the cook time and press start it beeps a couple times quickly and displays "Door". However when I pull a wire from top or bottom door sensor switch, it works normally: does NOT run when door is opened, but DOES run when I heat something. plus5 #5 Posted : Wednesday, January 16, 2008 12:39:18 PM(UTC) Rank: Member. The door switches, often referred to as primary or secondary interlock switches, provide power to the various components in the microwave when the door is in a closed position, and interrupt power when the door is open. I have a whirlpool microwave Model WMH73521CB that's just over a year old, just out of warranty. Googling it revealed that this is a common issue that is caused by a malfunctioning door… 1. Control - Make sure control is set properly. Levon S (9/27/2017, 10:04:28 AM): Only come on while cooking Me (9/27/2017, 10:04:49 AM): OK, Thanks-----That said, the microwave is still working. Open the door and vibrate the unit and see if the light flickers. Sometimes it is possible that when a door switch fails, the display and controls may appear normal, but the oven won’t operate. One of the quickest ways to determine if your microwave is waving when the door is open is to put a CFL light bulb inside the oven. If the light bulb does NOT light then there are no microwave emissions. The remote control will not work. Another irritating feature I've found is, when it is running, it interferes with my WiFi signal. Comments: I have 2 Panasonic machines got same behavior. You should either get the microwave repaired or replace it (replacing is usually cheaper if the microwave is old). 6.17) Fuse blows when closing or opening door. It would start automatically when you open the door. What happens is that the lever unit usually has a paddle or a button which gets in contact with door latch assembly and releases the hooks which in result lets you open the microwave door. With its operating simplicity and speed of performance, it is an essential part of the modern kitchen. From my tests, the machine is not actually microwaving. SHOP PARTS This doesn’t always happen, though, as you can attest if your interior lights are on the fritz. 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