https://elearnportal.science/w....iki/10_Bifold_Repair
Repairing Bifold Doors The hardware that holds the bifold doors together can deteriorate over time. Cleaning and lubricating all the mechanisms (including the lock) can keep them functioning efficiently and smoothly. Most of the time, the issue is easily fixed. This guide will show how to fix your bifold door if it becomes difficult to open or close. Cracked Pivot Pins A bifold door is made up of two panels that move across a track that runs through the floor and head jambs. They pivot on pins installe
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