The microwave will not start or function correctly if the door is not properly closed all the way. There are two terminals which must be checked using a multi meter for continuity. Should you need to upload, just click the "Import your copy of this document" link in the form. purchase tax-free today, or you may need to upload a scanned copy of the form for verification by our team. The door latch assembly usually consists of two hooks that protrude from the door and fit into the door switch holder that is mounted to the frame of the 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. Locate the thermal fuse or cut-out and remove the wires from the terminals. With Avalara CertCapture, you can add your tax exemption certificates to your Fix.com account to purchase tax-free! The latch assembly is normally made of plastic and usually has a spring attached to provide downward tension to keep the hooks engaged. The interlock switches will have wires attached to the terminals that are marked common (C) and normally open (NO). Reduced heat is generally the result of a poorly functioning magnetron or a circuit board, notes SFGate, which requires the help of a technician to fix. If the water isn’t piping hot when you take it out, it may be time to replace the unit,” says Shimek. It seems if tile if removed, the door will open completely. Unplug the unit and remove the inner door panel to access the door latch. There may be more than one. Verify that the cooling fan is functional and that the air flow is not restricted. With the new door switch installed, you can start putting your microwave back together. Sometimes it is possible that when a door switch fails, the display and controls may appear normal, but the oven won’t operate. Every time we try to start the unit the display says "open/close door". Verification is completed within 3 business days. Check to make sure there is nothing blocking or preventing the door from closing all the way. Have to … Microwave Oven Shuts Off After 2 Or 3 Seconds – How To Fix Read More » Open and close the door, then start the cycle. Verification is completed within 3 business days. The inner panel is normally attached by plastic tangs and caution should be used to remove it. This time though I'm constantly getting door not closed or door open faults on microwave. The ceramic fuse is located inside of the cabinet near the entry point of the power cord. Press and hold the START/ENTER key for approximately 4 seconds until the L indicator or a lock icon appears in the display. The hooks will contact the door switches to provide power to the controls and also, latch onto the holder to keep the door closed. 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. We do it over and over and get the same message and the unit won't start. As you know they will not work with the door open. That's where we come in. Another microwave video! Make sure Control Lock is off. To access the door switch, you will have to dismantle the cabinet but only after unplugging the appliance. It has a push-in button to release the door, but as I tried to get it to open, it turned itself on, suddenly; so I had to … Check to make sure there is nothing blocking or preventing the door from closing all the way. Control - Make sure control is set properly. If any of these components don't work and the door won't properly open or close, the microwave may not work. A good handy man should be able to check and see if the latch springs are good. Or it could be an electrical issue, which is greater cause for concern since that puts the device at risk for sparking or smoking, notes SFGate. Get shopping advice from experts, friends and the community! Simply remove the item ASAP and continue cooking. To determine if any of the door switches are defective, use a multimeter to test each of the switches for continuity. Unplug the unit and remove the cabinet. Here are the telltale signs that it’s time to start shopping for a new microwave. “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 … Adding a certificate takes only a few moments. We will notify you via email once verification is done. The ceramic fuse is used to protect the components of the microwave oven if you have a severe power fluctuation or if there is a critical fault with one of the internal components. Purchase of replacement microwave seems to extend beyond where the previous one did, and the hinged door of the microwave is hitting on wall tile which the old one was not. Follow her on Instagram or Twitter @wendyrgould. If the hooks are damaged or lacking tension due to worn-out springs, the switch will not latch properly meaning the microwave won’t turn on. If you see an error, try reloading the page. If this is the first use, ensure that the shipping spacer (on some models) is removed from the inside of the door. If there is no continuity then the pro… This could be as minor (for example, caked-on food burning to a crisp), or it could be a more serious wiring or electrical issue. Whether you use it every day or a few times a week, your microwave is easily one of the most convenient appliances you own. If your microwave oven won’t turn on and the display is blank, the problem may be the ceramic fuse. If the fuse failed for no apparent reason, check the major components such as the magnetron, high voltage diode, capacitor and transformer, and associated wire terminals, before changing the fuse. All microwaves have a low and steady “hum” while they cook, but if yours starts making other weird noises, it’s time to investigate. If the control panel lights up and you hear the beeping sound when you press the buttons, but the oven does not turn on when you touch start, check to be certain that the door is securely closed. My microwave oven shuts off or resets after about 2 or 3 seconds of cooking. Re-enter your cooking instructions, making sure to cancel any time delays, entering a weight for the food, if necessary, and pressing the "Start" button when you are ready to begin. Either way, ignoring this issue can ultimately result in a fire. Based in Phoenix, Arizona, by way of the Indiana countryside, Wendy holds a journalism degree from the Franklin College Pulliam School of Journalism and another bachelor's degree in Philosophy. “While these may seem harmless, over time microwave splatters can turn rock-hard and even burn the walls of this small appliance,” says Shimek. It just started doing this a few nights ago. If "Door" or "Open/Close" is appearing on your KitchenAid microwave display, there are things you can do to troubleshoot. It is a Frigidaire Model No. Check the Door . The door switch, also known as an interlock switch, signals other microwave components to begin powering when the door is closed, and to stop when the door opens. Always ensure the door is completely closed if the oven fails to start. It may just be a temporary circuit-board issue that can be reset by unplugging and plugging the microwave back in, says Appliance Service Station. If this happens, the oven won’t turn on and you may need to replace the assembly. First, reattach the side panel, and rethread its screws to secure the part to your microwave. Fortunately, new microwaves are relatively inexpensive and you’ve got plenty of options to choose from, as well. Sometimes the problem is related to user-error. It’s best to just say sayonara to your microwave in this case, especially if it’s older, and especially if it’s covered by warranty anyway. You could use a multimeter and see if you get continuity when the switch is activated. About once or twice a week or so when I go to use it, it will refuse to run with an message "open/close door". Still not sure which part is broken? New microwaves are relatively inexpensive and you may have a problem with a multi-meter out these that. Be saved for your return check and see if the latch springs are good, there two! Panel is normally attached by plastic tangs and caution should be used to remove it must close a and. 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