How to Repair a Bifold Door Top Pivot The top pivot of the bifold closet door could become loose and scratch the floor. This can be fixed by loosening the set screw for the top bracket a bit. The top pivot pin is a screw made of metal that fits https://replacebifolddoors15069.frewwebs.com/31083912/10-graphics-inspirational-about-bi-fold-door-repairs