There may be two nuts on one track.
Garage door opener stops and reverses.
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Garage door openers also feature a mechanism that reverses a closing door when the door contacts an obstacle.
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Set a safety ladder under the garage door opener.
Garage doors openers 412 356 2025.
Garage door opener repair.
This is a safety feature that has been added to garage door openers to help prevent the door from closing on a car pet or even a child.
When the opener reverses the screw turns the opposite way and the nut travels back.
If you are finding that your door is reversing for no apparent reason here are a couple things that you can check to see if the issue has to do with the photo eyes.
This is almost always the result of a dirty or obstructed safety feature.
Some models have two screws labeled.
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.
Follow the opener manufacturer s instructions for testing the unit s safety features.
One for the opening limit and one for the closing limit.
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You push the button to close the garage door.
When the opener is activated the screw rotates causing the nut to move until it reaches the switch.
Garage doors openers.
It goes partway down reverses direction and goes back up again.