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.
Garage door only opens 6 inches then closes.
This brain can wear out in time so you could need a replacement.
Your logic board needs replaced.
Garage door will only open about 3 inches then stops this morning i opened my garage door drove out tried to close it but it refused to close.
It goes partway down reverses direction and goes back up again.
Fast easy step by step process on how to properly program your garage door travel system.
If the garage door connected to your liftmaster opener only opens part of the way or it begins to open but then reverses check the track and the surrounding area for any objects that may obstruct.
Garage door only travels a little way and then reverses does your garage door only travel a little way 6 inches or so and then reverse.
Your garage door s logic board is the brain of your garage door opener.
This read more.
You push the button to close the garage door.
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.
This is almost always the result of a dirty or obstructed safety feature.
Get logic board replacement.