How to Repair a Bifold Door Top Pivot The top pivot of a bifold closet door can be loosened and scrape the floor. This can be fixed by loosening the set screw of the top bracket slightly. The top pivot pin is a screw made from metal that fits into https://bifold-door-seal-repair53532.blogunteer.com/29953806/bi-fold-door-repairs-what-no-one-is-talking-about