Is the Linear motor on your garage door opener system starting to rattle? You may need to adjust the tension of its chains. Follow this video to learn how to adjust the chain tension on a Linear garage door motor to ensure that your garage door system continues to run smoothly. Continental Door Company is a premier source for Linear garage door accessories in the Spokane, Washington area: https://www.continentaldoorco.com/res... Contact us today for all your garage door opener repair needs: https://www.continentaldoorco.com/con...