The nucleus of any garage door system is its opener. Easily overlooked, garage door openers are highly complex pieces of equipment, often containing dozens of .Install a new garage door by yourself, with the advice of a professional..How to Install a Garage Door. Installing your own garage door may sound like a daunting project but with a basic understanding of how the door works, the right tools .After the tension has been released, disconnect the existing garage door opener from the door. Begin removing the door panels. Start at the top panel, and remove the .
Place the opener on a ladder and use slumber to get it at the height you need. Align the opener s rail with the center of the garage door. Follow the manufacturer s instructions toemble the opener and mount the rail to the headercket above the door..