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This Is A Repair Bifold Door Top Roller Success Story You'll Never Be Able To
How to Repair Bifold Door Top Roller Guide

If your bifold doors are sticking, they probably need a little maintenance. You may have to clean and lubricate them or adjust them. The problem could be caused by loose bolts on the top pivot or by the top guide roller.

This kit contains all the hardware required to restore your bi-fold closet door to its optimal performance.

Remove the Door

It may appear complicated and challenging to put in the bifold internal doors, but for those who are DIYers with some experience, it's actually quite easy. Moving the frame isn't a major issue but the trick is getting the doors to fold and close smoothly and accurately. Because bifold doors are intricate machines, they may need some tweaking to ensure they are working properly. It could be as simple as tightening the screw, or as complex as taking out and replacing the door's pivot pin or roller.

You can usually resolve these issues by making some minor adjustments without having to take out the doors. It is possible that your bifold doors are sliding and scraping the floor or slipping off track. It's simple to fix these issues. Just follow RepairMyWindowsAndDoors and your bifold door should be back in track in no time.

The most common issue internal bifolding doors face is the sliding out of alignment. This could be due to loose screws or holes in the anchor pins or simply a door that isn't aligned properly. In the majority of cases, you can correct this with a few easy adjustments, however if the door isn't moving at all, it could be necessary to have it removed and replaced.

You'll need to open the door using a screwdriver, and possibly an plier pair to loosen any pivot pins that are tight. The screwdriver can be used to disengage any locking levers on the bottom pivot bracket, and the pliers will allow you to pull the pin to release it and then take it off.

Once the top roller has become loose, you should be able to raise the door and swivel it down in order to lift it off of its pivot brackets and track. It is usually a simple procedure, but be cautious not to let the door hit the door frame. Then, you'll be able cut off the edge of the door that is scraping the floor, and then sand it until it is smooth. Then paint or refinish the door if needed.

Take off the Roller Guide

This spring-loaded roller guide is mounted on the top edge of a bifold door to help in smooth operation. It is designed to work with Kenna frames, and will fit door panels that range from 1 inch to 1-3/8 inch thick. It is made from nylon, steel and plastic components. It will replace a damaged guide.

To begin the process of removing the roller guide, remove the screws that hold it in place by using a screwdriver and a bit to loosen it. Use your hands to slowly remove it from the frame. It could require some effort to lift the door, so you may need someone else to assist you.

Once the guide you used to guide your child is removed, carefully cut through the remaining finish over the foot of the new guide using the help of a razor blade to remove it from the rod blank. This will make the guide foot easier to remove and prevent any damage. The foot is very sharp and could cut or nick fingers.

It is possible to use some force to remove the guide, but be careful not to chip or break the foot. After you've separated the guide from the rod blank, be sure to get rid of all the epoxy and threads that remain where it was attached. This will help avoid future problems with the guide.

After removing the old guide, try out your replacement by placing it in its permanent location and applying a few rotations of masking tape or some kind of guide tubing to hold it in place. This allows you to double check the guide alignment and spacing to ensure everything is properly set up. This step is crucial to avoid any issues in the future, whether you use the CRB Spine Finder & Deflection System or just eyeball it.

If the guide is positioned properly and functions according to its intended function the next step is to put the door back in its place. Remember to tighten and replace any screws or pins that you removed or loosen.

Remove the Bottom Pivot

Bifold doors can be a beautiful addition to a home, but they may need to be tweaked or adjusted to keep them in good working order. While some of the more straightforward issues can be resolved with the doors still in place, other issues require removal. This guide will guide you through the steps to remove internal bifold pivots for doors and rollers, as well as pins and pins, to make your doors slide like new again.

The first step is to gather your tools. Making sure you have everything in place prior to time will make it easier later in the process. You'll require a screwdriver, pliers, and possibly a wrench. You can buy an assortment of basic tools at your local hardware store for a fair price. Keep some wood glue on hand. This is helpful when you need to put the rollers in place.

After gathering your tools and tools, open the bifold door and loosen the top track bracket using your screwdriver. Once it's loose the door should be free to slide off the top track completely. It might take a small amount of jiggling, but it should be able to pop right off the track.

Next, you'll need to remove the bottom pivot from the frame. It is best to do this from the outside of the house, so be sure to close any interior doors that you are able to open. This will be much easier than trying to work from the inside. If the track on the bottom looks good it is possible to raise the door to remove the track.

If the track is damaged, you'll need to replace it. Hardware stores sell replacement tracks for bifold doors as well as swinging closet doors. If the track is severely damaged, then you might need to replace it entirely.

It is now time to test your doors to ensure proper function. Make sure that the doors move into and out of their place easily. You should also ensure that the edges of the door are parallel to the frame when it is closed. If they're not, you'll have to adjust the top pivot bracket and tighten or loosen the bottom setscrew until the edge of the door coincides perfectly with the frame.

Replace the Roller

If they are installed correctly they can be used to cover laundry nooks, pantries and closets. Bifold doors are made up of two panels that are hinged and slide along a track at the top of the frame. Over time, the roller guide bearings could wear out and cause the doors to slide and scrape against the floor. Replacing the guide roller takes only a few minutes and a few basic tools.

The first step is to remove the guide roller from the door panel. This involves taking off the pivot bolt at the bottom and loosening the screw that holds the guide at its top. After taking off the guide, pull the panel out of the track. Then, loosen the bolt that holds the top pivot bolt and employ an abrasive to remove it from the hole in the top header of the door frame.


A top nylon replacement guide that has a 7/8 inch diameter wheel and a steel base is available from Stanley, Cox or Acme. It can be mounted on the top of bifold doors that range from 1 to 1-3/8 inches thick and comes spring-loaded to self-adjust in the upper track for smooth glide.

A bifold door may also scratch the floor when it opens and closes. This can happen after adding carpet or other flooring materials which require the doors to be raised slightly to allow clearance. This issue can be solved by taking off the bottom pivot adjustment screws and loosening the top track mounting screws, and moving anchor/pivot.

A new set of top roller guides is an inexpensive solution to a problem that may make your bifold doors difficult to operate. They are usually available at the hardware store near you in the door section however, they are also available on the internet through a variety of suppliers. You will also need an elongated squeeze-clamp as well as a small container Elmer's wood adhesive, which can be found in large box stores. The clamp helps to hold the repair area tightly after glue is inserted, and allowed to dry.

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