The most likely.
Garage door opener starts to close then stops.
Disconnect the garage door opener from the door and go through the troubleshooting routine on the garage door repair page.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
The travel limit switch mounting setscrew can vibrate loose allowing it to move or fall off.
If your garage door opens and suddenly stops it might be because of your logic board.
The 3rd cause is a malfunctioning travel limit switch.
Doing this can save you some amount of cash.
This fails to tell the door it is time to stop and the opener tries to drive the door into the ground again exceeding what the door believes to be allowable tension.
Locate the lens on each side of the garage door at the bottom.
This also tells us that the tracks are free from any obstructions and that the problem is in either the eye sensors or the garage door opener itself.
In fact you really shouldread the entire garage door repair it will make troubleshooting later much easier.
Close the garage door with the opener and watch it closely as it closes.
Fold a soft cloth around your finger.
Remember that sometimes a garage door opener can increase the binding in a.
Clean the lenses with the cloth.
Garage door reverses immediately after touching the floor when the garage door immediately leaps upward after touching the floor this too is a close limit switch problem.
If the garage door does not close completely or begins to close and then opens back up again the down limit switch needs.
There s a small lip on the outer perimeter of the lens.
Holding the button down on the inside of the garage bypasses the obstruction safety device of the garage door opener.
How to fix a garage door that keeps reversing.
Adjust the close limit adjustment screw on the door opener motor in small increments until the door stops upon touching the floor.
You might need to consider replacing it if your door is not working properly or you may purchase a new opener.