How to Repair a Bifold Door Top Pivot The top pivot could be loosened and scrape the floor. It is possible to fix this by loosening the set screw of the top bracket. The top pivot pin is a screw made of metal that is fitted into a plastic cap https://bi-fold-door-repairs49108.blog2learn.com/78673822/the-10-most-terrifying-things-about-bi-fold-door-repairs