How to Repair a Bifold Door Top Pivot The top pivot of a bifold closet door can become loose and scratch the floor. You can correct this by loosening the set screw for the top bracket. The top pivot pin is a screw made of metal that fits into a https://bifolddoorrepairsnearme61058.blogmazing.com/30105922/bi-fold-door-repairs-it-s-not-as-difficult-as-you-think