How to Repair a Bifold Door Top Pivot The top pivot of bifold doors can become loose and scratch the floor. You can correct this by loosening the set screw for the top bracket slightly. The top pivot pin is an iron screw that fits into a plastic cap that https://bifolddoorsealreplacement54420.total-blog.com/10-websites-to-help-you-to-become-a-proficient-in-bi-fold-door-repairs-55984588