How to Repair a Bifold Door Top Pivot The top pivot of a bifold closet door can be loosened and scrape the floor. It is possible to fix this by loosening the set screw for the top bracket slightly. The top pivot pin is a metal screw which fits into https://bi-folddoorrepair05312.blog5star.com/31111077/the-next-big-thing-in-bi-fold-door-repairs