How to Repair a Bifold Door Top Pivot The top pivot may become loose and scrape along the floor. It is possible to fix this by loosening the set screw of the top bracket. The pivot pin on the top is a screw made of metal that fits into a https://repairing-bifold-doors36278.blogadvize.com/37645905/10-websites-to-aid-you-learn-to-be-an-expert-in-bi-fold-door-repairs