The most common slide gate repair is the chain is loose or dangling to low to the ground. Jerking of the slide gate will happen when the chain is to loose. For every 10′ of gate 1″ of hanging is required for the slide gate operator to function properly.
The second most common slide gate repair is some type of obstruction on the track or the guide rollers bearing have broken causing the gate to stop moving. Debris, rocks track sinking can also cause the slide gate to stop working.
The third most common slide gate repair are the limits have stopped working properly. They are plastic and the teeth on the limit nut can strip causing the slide gate to stop opening or closing.