The garage door opener has several safety sensors photo eyes in place to prevent damage or injury should something obstruct the door as it is closing.
Garage door reverses before closing.
Garage door reversing before closing.
How to fix a garage door that keeps reversing.
It goes partway down reverses direction and goes back up again.
This is almost always the result of a.
The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
If you garage door is lowering then reversing.
Garage door openers manufactured after 1993 include sensors to prevent a door from closing on a child or pet.
If the door reverses part way down and you are sure there is no obstruction or binding increase the closing force a small amount and try it again.
You push the button to close the garage door.