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This Is The Advanced Guide To Repair Bifold Door Top Roller
How to Repair Bifold Door Top Roller Guide

If your bifold door is squeaking it's likely they need some attention. It is possible that you need to clean, lubricate or adjust them. The problem could be caused by loose bolts on the top pivot, or by the top guide roller.

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

Take the door off

Installing an internal set of bifold doors could seem like a complex and challenging project, but it's actually quite straightforward for a DIYer with a little experience. Moving the frame isn't the problem but the trick is getting the doors to fold and close easily and accurately. Since bifold doors are complicated machines, they could require some tweaking to ensure they are working properly. It could be as simple as tightening up a screw, or as complex as removing and replacing the door's pivot pin or roller.

Most times you can resolve these issues with a few basic adjustments without removing the doors. You may notice that your doors are sagging or scratching the floor, or they're bouncing off their tracks. Getting these issues under control isn't difficult, and with three easy steps, your bifold doors should be back on track in short time.

The most frequent issue that internal bifolding doors face is the sliding out of alignment. This can be caused by loose screws, holes in the anchor/pivot pins, or simply a door that is not aligned. In most instances, you can fix this by making a few simple adjustments, but if the door isn't moving at all it might need to be removed and replaced.

To open the door to open it, you'll require an appropriate screwdriver, and possibly pliers (to assist in loosening any pins that are tight to pivot). The screwdriver is used to release the locking levers located on the bottom bracket for pivots. The pliers are used for removing the pin.

Once the top roller has been removed Once the top roller is removed, you can raise the door, turn it down and remove it from its track and pivot brackets. It's usually a straightforward process, but you must be cautious not to let the door hit the frame of the door. You should then be able to cut off the edge of the door that's scraping the floor and sand it down until it is smooth. You can then paint or refinish the door if needed.

Take off the Roller Guide

This spring-loaded roller guides the mount on top of the bifolding door to facilitate smooth operation. It is specifically designed to work with Kenna frames, and will fit door panels from 1 inch to 1-3/8 inches thick. It is made from nylon, steel, and plastic components. It is able to replace a damaged guide.

To begin the process of removing the guide for the roller, 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 a friend to help you.

Once the old guide is removed, carefully cut through the remaining finish over the foot of the new guide using a razor blade to remove it from the rod blank. This will make it easier to remove and ensure that there is no damage to the new guide foot. The foot is extremely sharp, and it can cut or nick fingers.

You may need to apply some force to remove the guide, but be careful not to chip or break the foot. After removing the guide, you must remove any epoxy or threads left in the place where it was attached. This will avoid future issues with the guide.

After removing the guide, you can test the replacement by putting it in its permanent location. Make a few turns with masking tape or guide tubing to secure it in its place. This will let you double verify the guide's spacing and alignment to make sure that everything is properly set up. Whether you're eye-balling it or using the dependable CRB Spine Finder and Deflection System it is essential to avoid any problems in the future.

The final step is to replace the door. If the guide is in the proper position and functioning in the correct way, then you can proceed. Make sure that any screws or pins were removed or loosening should be replaced and tightened properly when you're done.

Take the Bottom Pivot off.

Bifold doors can be an attractive addition to any home, but they may require tweaking or adjusted to ensure they remain in good working order. Some issues can be resolved with the doors still in place. Other issues will require the doors be removed. This guide will walk you through the process of removing the internal bifold door pivots, pins and rollers so that you can make your doors glide like new.


Gathering your tools is the first step. Making sure you have everything in place prior to time will save you some frustration later during the construction. You'll also need pliers and a screwdriver. You can buy a basic set of tools at your local hardware store for a fair cost. It's recommended to have some wood glue on hand. This is useful if you need to put the rollers in the right place.

After gathering your tools and tools, open the bifold door and loosen the top track bracket by using your screwdriver. Once the bracket is loose the door should be free to slide off the top track completely. It might take a little shaking but it should eventually pop off the track.

The next step is to remove the bottom pivot from the frame. Close all interior doors prior to starting. This will make it much easier to do instead of working from the inside. If the track at the bottom is in good shape it will be possible to simply lift the door and remove the track.

You'll have to replace the track if it is damaged. You can purchase tracks that are suitable for swinging and bifold closet doors from your local hardware store. If the track is badly damaged then you may need to replace it entirely.

After your track has been repaired or replaced it is time to test the doors to ensure their proper operation. Verify that bi-fold door repair repairmywindowsanddoors.co.uk move in and out of their position effortlessly. You'll want to ensure that the edges of your door are parallel to the frame when closed. If they're not, you'll have to adjust the top pivot bracket while tightening or loosening the bottom setscrew.

Replace the Roller

Bifold doors neatly enclose closets or laundry rooms, as well as pantries, but only if they function correctly. The bifold doors consist of two panels that are hinged and slide along tracks at the top of the frame. Over time the roller guides may wear out and cause the doors to slide. The guide roller can be replaced in a matter of minutes using a few tools.

The first step is removing the guide roller from your door panel. This requires taking off the pivot bolt at the bottom and loosening the screw that holds the guide at its top. After the guide is removed then lift the door frame up and out of its track. Then, loosen the bolt that secures the top pivot bolt, and employ a wrench to pull it out of the hole in the top header of the door frame.

A top nylon replacement guide with a 7/8 inch diameter wheel and a steel base is available from Stanley, Cox or Acme. It mounts at the top edge of bifold doors that range from 1 inch to 1-3/8 inch thick. It comes spring-loaded and self-adjusts in the upper track to ensure smooth sliding.

A bifold door may also scratch against the floor when it closes and opens. This is often the result of adding carpet or other flooring materials that require that the doors be slightly raised to allow clearance. Removal of the bottom pivot adjustment screw, loosening the top track's mounting screws, and moving the anchor/pivot pin is usually enough to clear this issue.

A set top roller with new guides can be an inexpensive solution to your bifold doors becoming difficult to operate. They're usually available at your local hardware store in the door section but they're also accessible online from a number of vendors. In addition to a brand-new top roller guide, you will need a small container of Elmer's wood glue that is available in big box stores as well as a squeeze clamp. The clamp is used to keep the area being repaired closed tightly after the glue has been inserted and dried.

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