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