If the controls are still not responding, attempt a reset on the microwave by unplugging the unit for 2-3 minutes. Plug the microwave back in an attempt to use the microwave again.
What causes a microwave to suddenly stop working?
The most common cause for a microwave oven not working at all is a blown main fuse. The microwave main fuse will cut the flow of electricity if too much current passes through it.
How do I fix my LG microwave?
How to Repair a Microwave Oven
- Step 1: Unplug Power and Remove Moving Parts. …
- Step 2: Open the Back Cover. …
- Step 3: Check the Fuse First. …
- Step 4: Inspect Door Switches. …
- Step 5: See Inside of the Switch. …
- Step 6: Buy a Replacement Part. …
- Step 7: Install the New Switch. …
- Step 8: About Discharge Capacitor.
How do you know if your microwave fuse is blown?
It’s easy to tell if a glass fuse is blown; it will show scorch marks, and the filament will be melted. To check a ceramic fuse, use an ohmmeter or continuity tester. With an ohmmeter or multimeter, you should see a reading close to zero ohms if the fuse is intact, or infinite if it’s blown.
Where is the fuse on a LG microwave?
Look for the three fuses in the LG microwave — one at the lower-right corner, one in the upper-right corner and one in the top center. Check each of the fuses to see if any of them look dark in color; this indicates a burned-out fuse.
How do I fix my microwave that won’t turn on?
Start by checking the wall plug to ensure the microwave is plugged into power. Next, check the door switch and the door latch assembly. The microwave won’t start if the appliance believes the door is open. Next, check the two fuses, the thermal fuse, and the ceramic fuse, to see if they need to be replaced.
Is there a reset button on microwaves?
Most microwave ovens do not include a reset button. … The most common way of reseting your microwave is called a hard reset. A hard reset happens when you physically unplug the microwaves’ cord from the wall outlet.
What can go wrong with a microwave?
6 common problems with microwave
- Microwave does not heat.
- Microwave runs and then stops.
- Microwave buttons do not work.
- Microwave plate does not spin.
- Microwave light-bulb does not turn on during operation.
- Sparking inside microwave.
10 июн. 2015 г.
How long do LG Microwaves last?
Microwaves will last between nine and 10 years for most kitchens.
What happens if microwave fuse is blown?
If the fuse blows when you open the door, the door interlock might be malfunctioning. This is a design feature. If the door isn’t properly closed, microwaves could leak out. The oven will disable itself rather than let this happen.
Are microwaves worth repairing?
A replacement appliance costs about $100 and should work for at least seven to 10 years. If your microwave is relatively new and the repair costs less than replacing it, the fix is worth it. In general, the problems worth fixing include: No light when the door opens or while cooking.
Is there a fuse in a microwave?
Fuses are located in many places inside the microwave, including the top, side, and behind the vent grille. Using the wiring diagram can help you locate the appropriate fuse. Once you have located the fuse, remove any necessary wires and fasteners to free it from the microwave.
How can you tell if a ceramic fuse is blown?
Read the ohmmeter display. If the display shows the needle at zero or the digital display shows zero, the fuse is in good working condition. Any other reading above zero indicates the fuse is no longer working and has blown.
How do you unlock an LG microwave?
Select the unit, press and hold the Stop/Clear button for 3 seconds, then you’ll see Loc appears on the display and melody sound. To unlock the unit, press and hold the Stop/Clear button for 3 seconds and then the time will appear on the display.