This is almost always the result of a.
Garage door randomly closes and stops.
In garage door operators made after 1993 there are required safety features that open the door during the close cycle when they detect something blocking the door.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
This is done with the help of sensors in the motor and on each side of the opening near the floor and mounted on the tracks.
Two possible problems can lead to a garage door reversing before it even touches the floor.
A garage door that only opens halfway becomes a nuisance for many reasons.
Garage door reverses before hitting the floor.
You push the button to close the garage door.
Quite often the cause of your door s malfunction is an.
It goes partway down reverses direction and goes back up again.
How to fix a garage door that keeps reversing.
It can seem quite ghostly having your garage door operate with a mind of its own.
How to troubleshoot a garage door that stops halfway down.
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.