This micro-switch is designed for use in your microwave. The function of this part is to monitor the door latch position and communicate to the electronic control board whether the latch is open or closed. If your microwave does not provide heat, or will not start properly, you may need to replace the micro-switch. This part is approximat...Read moreely 1 inch in length and 3/4-inch in width. It is made of black plastic with two metal prongs. This is an OEM part sourced directly from the manufacturer. This part is sold individually. Be sure to disconnect the microwave from the power source before you begin this repair.
The door switch, often referred to as a primary interlock switch, provides power to the various components in the microwave when the door is in a closed position, and interrupts power when the door is open. This door switch is approximately 1 1/2 inches long, and has 2 metal prongs called terminals that extend from its body. Common sympto...Read morems related to a faulty primary door switch include: microwave will not turn/shut off, or the microwave will not heat properly. You can check the switch for continuity using a multi-meter. With the actuator button depressed, you should see continuity between these terminals. If there is no continuity the switch will need to be replaced.
NOTE: Before you begin this repair, first make sure your microwave is unplugged, and that your capacitor is discharged. A capacitor stores large amounts of electricity even when your microwave is unplugged.
This temperature sensor, also known as a thermistor, is compatible with various makes and types of appliances. This thermistor uses electrical currents to detect the interior temperature of the appliance it is in and by working with the control board, the board adjusts the level of cooling or heating through its heating or cooling element...Read more, depending on what is needed. If your appliance is being improperly heated or cooled, the temperature sensor may be to blame, and can be tested with a multimeter to check for continuity to see whether it is defective. Check your user manual for exact placement of this thermistor and any diagnostic information.
The fuse-time delay may also be known as a line fuse or a microwave fuse, and it is a piece for your microwave. The function of this part is to shut off the microwave if there is a power surge, in order to protect your microwave from damage. You should consider having a service technician install this part as the high-voltage capacitors i...Read moren a microwave can contain a very harmful electrical charge, even when the microwave is unplugged and has been inactive for some time. The tools that would be needed to complete this installation include a Phillips screwdriver, an insulated screwdriver, and a pair of pliers.
This magnetron in your microwave creates the radiation needed for cooking or warming your food. It is located inside the main cavity, typically near the transformer or waveguide. When the magnetron becomes defective, your food may not heat up properly or heat up at all. Additionally, buzzing or humming sounds may be noticeable while the m...Read moreicrowave is in operation. With a malfunctioning magnetron, your microwave loses its primary function. To remove it, you first need to unplug your microwave from its outlet. Before touching any components, discharge the capacitor by placing a screwdriver, with an insulated handle, across the two terminals of the capacitor. Once the capacitor is discharged, replace the current magnetron by disconnecting it from any wires and removing any mounting screws or clips. This magnetron is sold individually and is supplied directly from the original equipment manufacturer.
This transparent inner door glass is designed for LG range ovens and serves as a key component in maintaining heat insulation while allowing visibility into the oven during cooking. Made from heat-resistant material, it helps retain internal temperatures for consistent baking and roasting performance. Replacing a damaged or cracked inner ...Read moreglass restores the oven’s energy efficiency and ensures safe operation. This OEM replacement part is manufactured to fit specific LG models and is intended for use when the original glass is chipped, broken, or compromised. Installation typically involves removing the oven door, disassembling the inner panel, and securely fitting the new glass in place. Always confirm your oven model before installation to ensure compatibility.
This thermostat is a temperature-sensing device that controls and maintains the desired temperature inside the oven. It is an OEM replacement part that works by monitoring the internal oven temperature and signaling the heating elements to turn on or off as needed to maintain the set temperature. You can find the thermostat at the back of...Read more the oven, near the top or bottom. In some ovens, it may be located behind the control panel. Thermostat failure can occur due to wear and tear, electrical issues, or damage. If the thermostat fails, it can result in temperature inconsistencies, such as the oven not reaching the desired temperature or overheating. This can lead to uneven cooking, undercooking, or burning of food. Before beginning this repair, disconnect the oven from the power source to avoid electrical hazards Locate the thermostat and carefully disconnect the wires connected to it. It is advisable to take a picture or label the wires to ensure proper reconnection later. Gently pull out the thermostat from its housing and position the new thermostat in place. Reattach the wires to the corresponding terminals on the new thermostat. Reconnect the oven to the power source and test that the new thermostat is functioning by monitoring the temperature inside the oven.
This 120-voltage, 20-watt halogen lamp is an authentic OEM part made for Samsung microwaves. It is a type of lightbulb that uses a mixture of halogen gas to ensure longevity and higher lighting quality. The lamp is found behind a panel or cover inside the microwave cavity, where it illuminates the interior of the appliance during heating....Read more It is common for the filament inside the bulb to wear down over time which can result in the failure of the bulb. If your halogen lamp is no longer working, you will be unable to see inside the microwave cavity and monitor your food during use. Each lamp is sold individually.
Store the electrical energy needed by a microwaves high-voltage heating system with this replacement capacitor. During cooking, the capacitor works with the transformer, diode, and magnetron to help create the energy that heats food. A faulty capacitor may be linked to no heat, loud buzzing, or a fuse that blows when cooking begins. Howev...Read moreer, these signs can also come from other high-voltage components, so proper testing is important. Microwave capacitors may hold a deadly electrical charge even after the power cord is unplugged. For this reason, testing and installation must be completed by a qualified appliance service technician.
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Microwave would not rotate or heat up food.
52 of 77 peoplefound this instruction helpful.
Joshua from WHITE LAKE, MI
Very Easy
15 - 30 mins
Screw drivers
After watching a few youtube videos, I used a phillips SD to take controll pannel off to access the switches that sense when microwave door is closed. Swapped out all 3 switched and mocrowave works like new. $20 fix (shipping included)
The countdown timer was working but no "cooking" happening. Did not hear the familiar sound of the heating part working.
Determined it might be some simple switches for under $15 dollars. Bought one of each. They allow the microwave to turn on/activate by signaling that the door is prop
... Read moreerly latched. My wife noticed that it was failing and then failed over the course of about a day. Several times where it worked, then did not work. The timer was counting down one time and then when she opened the door the microwave heating component turned on. Guess it had activated the switch as she was opening the door.
Procedure to repair - Unplug - Remove two screws on front top - allows you to remove the vent. Realized there was a charcoal filter there that I had never replaced so ordered that after the fix. - Remove two screws to pull off the front right panel (area where your microwave buttons are) One at the top under the before mentioned vent and one under the microwave on the far right corner. - Have someone hold the panel because wiring is to short to place it on a ledge while connected or take a picture and remove connections. I simply held it while my daughter undid the micro switches. - Carefully remove micro switches. There were two "orange" button ones so I chose the top one to replace along with the green button one that I had ordered, so I simply pulled an orange from the bottom and a green from the top latch area. You may have remove the part that holds the switches since it was a little tough with the wires in the way and not knowing how the switches stay put. - plug in new switches and place in the brackets that hold them in place - reverse everything you did. Viola - a working microwave vs purchasing a brand new for several hundred dollars or having to call in a technician.I love that my young kids did this project with me and we actually got it running. Don't like to have to throw away more items at the landfill.
Microwave would not heat anything and turntable no longer turned.
7 of 9 peoplefound this instruction helpful.
Jon from DANA, IN
A Bit Difficult
30 - 60 mins
Pliers, Screw drivers
I decided the door switch was the problem because 2 problems happened at the same time. I removed the 4 screws for the top outside cover and the 1 screw that held the control board. After removing the control board screw, I lifted it up and removed it. This gave me access to the 3 door switches. I then removed the 2 screws that held t
... Read morehe plastic piece that holds the switches. This made it easier then to replace the switches.