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10 Things Everyone Hates About Repair Bifold Door Top Roller
How to Repair Bifold Door Top Roller Guide

If your bifold doors are sticking, it's likely that they need some attention. You may have to clean and lubricate them or adjust them. The problem may be caused by loose screws on the top pivot or by the top roller guide.

This kit includes all the hardware you need to restore your bi-fold wardrobe door system to its optimal performance.

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Installing a set of internal bifold doors might seem like an involved and difficult task but it's actually simple for anyone with a few years of experience. The frame is not the problem however getting the doors to close and fold smoothly is. Bifold doors are complex pieces of machinery and, as such, they might need some tuning up to keep working correctly. It could be as simple as tightening a screw, or as intricate as removing and replacing the door's pivot pin or roller.

You can usually fix these issues by making some minor adjustments without having to remove the doors. You may find that your bifold doors are sliding, scraping the floor or jumping out of track. Getting these issues under control isn't a big deal, and with three easy steps your bifold doors can be back on track in the blink of an eye.

One of the most common issues that internal bifold doors encounter is sliding out of alignment. This can be due to loose screws, holes in the anchor/pivots, or a misaligned bifold door. In the majority of instances, you can fix this with a few easy adjustments, but if the door isn't moving at all it might need to be removed and replaced.

To open the door, you'll need an appropriate screwdriver, and possibly two pliers (to aid in loosening any pins on the pivot that are stuck). The screwdriver can be used to loosen the locking levers on the bottom pivot bracket. The pliers are used to remove the pin.


After the top roller has been removed, you can lift the door, swivel downward and then remove it from its pivot brackets and track. This is usually quite straightforward however be careful not to let the door crash against the door frame. Then, you can sand down the edge of the door to smooth it. You can then repaint or replace it with a new finish as needed.

Take off the Roller Guide

This spring-loaded roller guides the mount on top of bifolding doors to aid in smooth operation. It is specifically 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 steel, nylon, and plastic components. It is able to replace a damaged guide.

Remove any screws that hold the guide to the roller using the screwdriver. Then, use your hands to pull it out of the frame. It may require some effort to lift the door, so make sure you ask someone else to assist you.

After the guide has been removed, carefully cut the remaining finish over the foot of the new guide using a razor blade to cut it off from the rod blank. This will make it easier to take off and protect the new guide foot. Be cautious while doing this, as the guide foot is very sharp and could potentially cause injury to your fingers or cut them.

You may need to apply some force to remove the guide, but be careful not to chip or break the foot. After you've removed the guide from the rod blank, be sure to get rid of all the epoxy and threads that remain in the place the guide was attached. This will help avoid future problems with the guide.

After you have removed the previous guide, test your replacement by putting it in its new location. Make a few turns using masking tape or guide tubing to secure it in its place. This will let you double check the guide spacing and alignment to ensure that everything is properly set up. This step is crucial to avoid any future issues regardless of whether you use the CRB Spine Finder and Deflection System or eyeball it.

The last step is to replace the door. If the guide is in the proper position and functioning as it should, then you can proceed. Remember to replace and tighten any screws or pins that you removed or loosen.

Take the Bottom Pivot off.

Bifold doors can be an attractive addition to a home, but they often need to be tweaked or adjusted to ensure they remain in good working order. Some issues can be resolved with the doors still in place. Others will require the doors be removed. This guide will demonstrate how to remove the internal bifold door pins, rollers and pivots.

Gathering your tools is the first step. You will save yourself some frustration by assembling all the tools you need in advance. You'll also require pliers and a screwdriver. You can buy a basic set of tools at your local hardware store for a reasonable cost. It's important to have some wood glue handy. This is helpful in the event that you have to put the rollers in their place.

Once you've got the tools, begin by opening the bifold doors. Then, you'll need to loosening the top track bracket with your screwdriver. Once this is loose the door should be able to slide off the top track completely. It could take a little bit of jiggling but it should come right off the track.

The pivot at the bottom of the frame will have to be removed. It is best to do this from the outside of the house, so be sure to close any internal doors you have open. This will be much simpler than working from the inside. If the track at the bottom appears good you can lift the door and remove the track.

If the track is damaged, you'll need to replace it. You can get new tracks for bifold doors and swinging closet doors from your local hardware store. If the track is severely damaged, you may have to replace it entirely.

Now that your track is repaired or replaced You'll need to test the doors for the proper operation. Check that the doors can move into and out of their position smoothly. You'll also want to check that the edges of the door are parallel to the frame when it is closed. If they're not, you'll need to adjust the top pivot bracket and tighten or loosen the bottom set screw until the door's edge is perfectly aligned with the frame.

Replace the Roller

Bifold doors are a great way to enclose closets, laundry nooks and pantries, but only if they work properly. The bifold doors consist of two panels that are hinged and slide on an incline at the top of the frame. Over time, the roller guides can wear out and cause the doors to bow. Replacing the guide roller takes only a few minutes and the most basic tools.

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

Stanley, Cox and Acme offer a replacement top nylon roller that has a 7/8-inch diameter wheel on a steel base. It is mounted on the top of a bifold door that is 1 to 1-3/8 inches in thickness and comes spring-loaded to self-adjust in the upper track to ensure smooth gliding.

Another common problem with bifold doors is that it scrapes against the floor when it opens or closes. This is often the result of adding carpet, or other flooring materials which require that the doors be elevated to allow for clearance. This issue can be resolved by removing the screws that adjust the bottom pivot and loosening the top track mounting screws, and moving anchor/pivot.

A new set of top roller guides is a low-cost solution to a problem that can make bifold doors difficult to operate. You can usually find them at your local hardware store in the door section, but they're also available online from a number of sellers. You will also need a squeeze-clamp and a small container of Elmer's wood adhesive which can be found in large box stores. The clamp assists in keeping the repair area in place after the glue has been inserted and allowed to dry.

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