How to Repair Bifold Door Top Roller Guide
If your bifold doors are squeaking to the wall, they might require a little attention. You may need to clean and lubricate them or adjust them. The problem could be caused by loose bolts at the top pivot or by the top guide roller.
bi-fold door repair contains everything you need to restore your bi-fold wardrobe door system to its optimal performance.
Take the door off
Installing a set of internal bifold doors may appear to be a complicated and challenging project but it's actually easy for DIYers with a few years of experience. Getting the frame into position isn't a problem; the tricky part is getting the doors to fold and close smoothly and accurately. Bifold doors are complex pieces of machinery, and as such they could require some tuning up to ensure that they function properly. It could be as easy as tightening a screw, or as intricate as removing and replacing the pivot pin or roller.
The majority times you can fix these issues by making a few basic adjustments without removing the doors. You may find that your bifold doors are sliding or scraping the floor, or bouncing off the track. It's easy to fix these issues. Follow these three easy steps and your bifold doors will be back in track in short time.
One of the most frequent problems that bifold doors with internals face is that they are sliding out of alignment. This can be caused by 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 issue with a few simple adjustments, however if the door isn't moving at all, it could be necessary to have it removed and replaced.
To open the door, you'll need an screwdriver and perhaps two pliers (to assist in loosening any pins that are tight to pivot). The screwdriver is used to disengage the locking levers on the bottom pivot bracket. The pliers are used to take off the pin.
After the top roller is removed Once the top roller is removed, you can raise the door, then swivel it downwards and then remove it from its track and pivot brackets. This is usually quite straightforward however, be sure not to let the door crash against the frame of the door. Then you can sand the edge of the door to make it smooth. Then paint or refinish the door as needed.
Remove the Roller Guide
This spring-loaded roller guides mounts on top of the bifolding door to aid in smooth operation. It is designed to work with Kenna frames, and will fit door panels ranging from 1 inch to 1-3/8 inches thick. It is made from steel, nylon and plastic components. It will replace the damaged guide.
Remove any screws holding the guide to the roller with a screwdriver. Use your hands to carefully remove it from the frame. This might take some effort, so let someone else help you keep the door in place as you take it off.
Once the guide you used to guide your child is removed, carefully cut the remaining finish around the foot of the new guide using a sharp blade to cut it off from the rod blank. This will make the guide foot easier to remove and also prevent any damage. The guide foot is extremely sharp and could cut or nick fingers.
It is possible to use some force to remove the guide, but take care not to chip or break the foot. After you've removed the old guide, remove any epoxy or threads left in the place where it was anchored. This will prevent any future issues with the guide.
After removing the guide, you can test your replacement by placing it in its place and then applying a few turns of masking tape or a form of guide tubing to secure it in place. This will allow you to check the alignment of your guide and spacing to ensure everything is properly set up. Whether you're eye-balling it or using the dependable CRB Spine Finder and Deflection System This step is crucial to prevent any issues in the future.
The final step is to replace the door. If the guide is in the right position and functions in the correct way, then you're able to proceed. Remember that any screws or pins were removed or loosening must be replaced and tightened appropriately when you're done.
Remove the Bottom Pivot
Bifold doors are a beautiful addition to any home but often they require a bit of tweaking or adjustment to stay in top shape. While some of the more straightforward issues can be fixed with the doors in place, others require them to be removed. This guide will walk you through the steps to remove the internal bifold door pivots, pins and rollers so that you can make your doors slide as new.
The first step is to gather your tools. You will save yourself some frustration if you gather all of your tools beforehand. You'll need a screwdriver, pliers and perhaps a wrench. You can buy a basic set of tools at your local hardware store for a fair price. Also, keep some wood glue on hand. This is useful if you need to glue the rollers into the right place.
After gathering your tools then open the bifold doors and loosen the top track bracket by using your screwdriver. Once it's loose the door should be free to slide off the top track completely. It may take some jiggling, but it should pop off the track.
The next step is to remove the bottom pivot from the frame. Close all doors in the interior before beginning. This will make it much easier rather than working from the inside. If the bottom track is still in good working order it will be possible to just lift up the door and then remove the track.
You'll need to replace the track if it's damaged. Hardware stores offer replacement tracks for bifold doors, as well as swinging closet doors. If the track is seriously damaged, you may have to replace it completely.
It is now time to test your doors for the proper operation. Make sure they're easily able to move from position to position. Also, you should ensure 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 while tightening or loosening the bottom set screw.
Replace the Roller
Bifold doors neatly enclose closets, laundry nooks and pantries, but only when they function correctly. They comprise two door panels that are hinged together and slide open on a track that sits in the frame's top. Over time the roller guide bearings can wear out, causing the doors to slide and rub against the floor. Replacing the guide roller takes only a few minutes, and basic tools.
The first step is to remove the guide roller from the door panel. This requires removal of the bottom pivot bolt and loosening the screw that holds the guide at its top. After taking off the guide, lift the panel out of the track. Then with a wrench, remove the top pivot bolt from the hole in the frame's header by loosening the bolt.
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 on the top of the bifold door, which is 1 inch to 1-3/8 inches in thickness and is spring loaded to self-adjust the upper track for smooth gliding.

A bifold door may also scratch the floor when it closes and opens. This can occur after adding carpet or other flooring materials that require the doors to be raised slightly to allow for adequate clearance. This issue can be fixed by getting rid of the screws that adjust the bottom pivot and loosening the top track mounting screws, and moving the anchor/pivot.
A set top roller with new guides is a cost-effective solution to your bifold doors becoming difficult to operate. They are usually available at your local hardware store in the door section. However, they can be bought online from several suppliers. In addition to a new top guide for rollers, you'll need a small container of Elmer's wood glue, which is sold in the big box stores, as well as a squeeze clamp. The clamp is used to keep the area being repaired sealed after the glue has been inserted and dried.