If one of the eyes has been knocked out of alignment this will also cause the door to reverse.
Garage door keeps reversing to the open position.
Look at the photo eyes themselves if there are cobwebs or if there is dust on the lenses the eyes will sense this and cause the door reverse.
Garage door reverses before hitting the floor.
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.
It goes partway down reverses direction and goes back up again.
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.
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.
You can clean them off by using your finger or a dry rag.
Two possible problems can lead to a garage door reversing before it even touches the floor.
Get logic board replacement.
Garage door openers have an adjustment screw that controls the closing force the pressure with which a door is allowed to descend before the motor switches off when the door reverses before it even hits the floor this is often because the close force.
You push the button to close the garage door.
This brain can wear out in time so you could need a replacement.
Each photo eye has a light on it.
This is almost always the result of a dirty or obstructed safety feature.
Your logic board needs replaced.