If a microwave is shaking when it's on, it could be due to a few different reasons:
Unevenly distributed load: When the food or container placed inside the microwave is not evenly distributed, it can cause the turntable (if the microwave has one) to become imbalanced. As a result, the turntable may wobble or shake, causing the microwave itself to shake as well.
Damaged or misaligned turntable: If the turntable or its support mechanism is damaged or not properly aligned, it can lead to shaking during operation. The turntable should sit flat and level on its support to rotate smoothly.
Faulty motor or rotating mechanism: The turntable in a microwave is typically driven by a small motor or rotating mechanism. If this component is faulty, worn out, or misaligned, it can cause the turntable to wobble and the microwave to shake during operation.
Uneven surface: If the microwave is placed on an uneven surface or not properly leveled, it may shake when running, especially if the rotating components are not working smoothly.
Internal issues: In some cases, internal components of the microwave may be malfunctioning, causing vibrations or shaking during operation. This could be due to issues with the magnetron (the microwave's main heating element), fan, or other internal parts.
If you notice your microwave shaking while it's on, it's essential to investigate the cause and address any potential safety concerns. Here are some steps you can take:
Ensure the food or container is placed evenly on the turntable and is not too heavy for the microwave to handle.
Check the turntable and its support for any damage or misalignment. If necessary, clean the turntable and its track to ensure smooth rotation.
Verify that the microwave is placed on a stable and level surface.
If the shaking persists and you can't identify the cause, it's best to have the microwave inspected by a professional technician to identify any internal issues that may require repair or replacement.
As always, exercise caution when handling appliances and avoid using a microwave that exhibits significant shaking or unusual behavior, as it may pose a safety risk.