It goes partway down reverses direction and goes back up again.
Garage door beam does not reverse door direction.
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This is almost always the result of a dirty or obstructed safety feature.
The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
It went up ok but does not return down.
Replace them if they re broken.
Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground.
If the garage door only travels down an inch or so before reversing something is probably blocking the beam between the two safety sensors at the bottom of the rails or the sensors aren t aligned.
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Craftsman garage door opener does not reverse direction.
You push the button to close the garage door.