https://blogfreely.net/valleystone09/watch-this-how-bi-fold-door-repairs-is-taking-over-and-what-we-can-do-about-it How to Repair Bifold Door Bottom Pivots A misalignment could be the reason for your bifold doors becoming sagging and scraping on the floor. A few simple adjustments will bring them back to their proper alignment. The bottom pivot is attached to the bracket's the floor or base for an extremely secure, sturdy mounting. It is threaded to allow for adjustment. kit can be used with a wide variety of bi-fold doors. Anchor or pivot pins that have broken or cracked Anchor pins and pivots could be damaged or misaligned on a bifolding door which causes the doors to sag and scrape the floor. They also can pop out of brackets. There are three easy adjustments that you can make to make your bifolds work again. The first thing you should do when your bifolds don't seem to be moving smoothly is to check the bottom pin. If it's loose, you can remove it with pliers or a screwdriver. Then, replace it. If the hole in the pin isn't big enough to allow for the replacement pin, you can drill a new one. If the pivot pins are damaged, you can repair this with Bondo or Durham's wood filler to patch the crack. Be sure to moisten the area, and let the glue dry before attempting to move the door once more. It is also important to look at the other pivots on your bifold door to make sure they are not damaged or loose. It's time to fix any of these issues: If the anchor pin is damaged or broken You can replace it with a piece piano wire or a sewing needle. Just be sure to make use of a tapered edge so that it is easier to insert and tighten the anchor. Tape the end of the pin to make it more robust and smoother. If you are having difficulty getting the new pin in the right position, try gently pressing it into place using a rubber mallet. This will ensure that the new pin is secured in place and is able to take the weight of the door without slipping or breaking. Damaged Roller If