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.
Garage door keeps going back up after closing.
Check for reversed broken or cut wires.
An exposed spot or a short circuit in the small gauge wire that leads from the garage.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
If the garage door does not close completely or begins to close and then opens back up again the down limit switch needs.
Staples can cut insulation and short out the wires.
Close the garage door with the opener and watch it closely as it closes.
For series ii wall console you can remove the wires from the back of the wall console and touch them together to see if the garage door moves.
It goes partway down reverses direction and goes back up again.
Look at the photo eyes themselves if there are cobwebs or if there is dust on the lenses the eyes will sense this and.
Inspect the control wiring.
What to do when your garage door opens and closes by itself check with your neighbors.
My garage door keeps reversing and will not close make sure the photo eyes are clear of anything that may interfere with the safety beam.
This is almost always the result of a dirty or obstructed safety feature.
Replace the wiring if needed with garage door opener wiring.
Here are some symptoms of the problem.
They can also cause the opener to reverse or pull back up when you attempt to close it which can seem like a malfunction or that someone else is using a garage door opener remote that is on the same frequency as yours.
Incorrectly set limit switches may prevent your garage door from closing completely or opening all the way.
Here s a rundown of some of the possible reasons this can be happening.
The garage door goes down then back up.
The garage door keeps going up and down.
In rare instances a nearby neighbor may have a garage door opener set to the same wireless.
Garage door opener keeps going back up.
You push the button to close the garage door.
Sometimes there could be a box.
Your garage door opens when it hits the ground.