Some models have two screws labeled.
Garage door opener goes up a little then stops.
Try making small adjustments.
Try to operate the garage door manually.
The garage door can be operated manually by disconnecting the garage door opener from the door using the red pull cord.
This is almost always the result of a dirty.
If it is a new installation check the postion of the door arm.
There may be two nuts on one track.
Locate the limit switch adjustment either on the back of the opener or behind the light bulb s lens cover.
The logic board receives and responds signals to any remote.
If the door is working properly it should be easy to lift by hand.
Adjust the limits as needed.
Set a safety ladder under the garage door opener.
If your garage door opens and suddenly stops it might be because of your logic board.
Make sure only the safe t beams that came with this garage door opener are installed.
It goes partway down reverses direction and goes back up again.
Adjust the close limit adjustment screw on the door opener motor in small increments until the door stops upon touching the floor.
One for the opening limit and one for the closing limit.
You might need to consider replacing it if your door is not working properly or you may purchase a new opener.
Check if the limits are properly set.
Check if the safe t beams red led light is flashing.
When the opener is activated the screw rotates causing the nut to move until it reaches the switch.
Garage door starts down then stops and goes back up or safe t beam system malfunction.
It s important to get this switch at just the right distance from the motor so that the door is able to close all the way but the motor also knows to stop running.
This is related to the up limit switch.
When the opener reverses the screw turns the opposite way and the nut travels back.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
Doing this can save you some amount of cash.