https://clinfowiki.win/wiki/Po....st:Bi_Folding_Door_R
How to Repair a Bifold Door Top Pivot The top pivot may become loose and scrape the floor. This can be fixed by loosening the screw that holds the top bracket. The top pivot pin is a metal screw that fits into a cap made of plastic with an lipped end that is inside the track above the door. You'll also require a screwdriver, and possibly an assortment of pliers. Take off the pin at the bottom. Bifold doors are great for saving space in a closet but they may begin to sag or scrape against the floor, or