Sliding Door On Wrong Track
Also the lip on the outside track helps keep water from getting into the house when doors are closed.
Sliding door on wrong track. These rollers can become damaged dirty or broken as the years go by and cause your door to stick. Sliding doors move along the tracks using a set of rollers. When the slider is on the inside track the only way to remove it is when the stable panel is removed. To fix this issue first try vacuuming up debris and grime from the track with a crevice attachment.
Whether the sliding panel is backwards or on the wrong track a savvy burglar may be able to force the door upward and remove it possibly making illegal entry quite uncomplicated. Most of the time the problem stems from dirty and dried up rollers. Then wipe it with a damp rag.