A:Answer Hi,
The vibrations in the air conditioner could be caused by a mechanical problem such as a fan motor or compressor not working properly and might need to be replaced, the blower wheel or motor fan blade could be out of balance. If you have any questions or concerns, please use the link below to reach us and also you can contact this phone number 877-467-4289 for further assistance.
Insignia Products
Nikki
https://insigniaproducts.com