How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot can become loose and scrape along the floor. This can be fixed by loosening the set screw of the top bracket. The pivot pin on the top is a metal screw that fits into a plastic https://bi-folding-door-repair42417.ltfblog.com/29743541/10-things-we-hate-about-bi-fold-door-repairs