How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot could become loose and scrape along the floor. This can be fixed by loosening the set screw on the top bracket. The pivot pin on the top is a screw made from metal that is inserted https://bi-folddoorrepair60951.blog-ezine.com/30799200/bi-fold-door-repairs-the-process-isn-t-as-hard-as-you-think