Restore power to your microwave by replacing a blown fuse when it refuses to turn on, a fix that often resolves common electrical issues. 30-60 minutes $5 - $15 Diagnosis If your microwave doesn't power on, it's likely due to a blown main fuse. This protective component can blow if the microwave attempts to draw too much electricity, which might happen if the door isn't shut correctly or if there's an internal electrical problem. Replacing the fuse is a common fix to restore power. Tools Needed Screwdriver set (Phillips and flathead) Replacement fuse (ensure it matches the original's rating) Needle-nose pliers Multimeter (optional, for testing continuity) Warnings Always unplug the microwave from the power outlet before attempting any repairs. Microwaves store a high-voltage electrical charge even when unplugged, which can be dangerous. Ensure the replacement fuse has the exact same amperage and voltage rating as the original. Using the wrong fuse can cause damag...
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