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 on the top bracket. The top pivot pin is made of an iron screw that fits into a https://bi-folding-door-repair04721.liberty-blog.com/30803200/watch-this-how-bi-fold-door-repairs-is-taking-over-and-how-to-respond