There may be two nuts on one track.
Garage door opener stops and reverses.
Garage door opener repair.
When the opener reverses the screw turns the opposite way and the nut travels back.
One for the opening limit and one for the closing limit.
Some models have two screws labeled.
Clopay garage doors repair garage door.
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.
Garage doors openers.
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.
You push the button to close the garage door.
Newer garage door openers can also improve security.
Locate the limit switch adjustment either on the back of the opener or behind the light bulb s lens cover.
Garage door openers also feature a mechanism that reverses a closing door when the door contacts an obstacle.
It goes partway down reverses direction and goes back up again.
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.
Set a safety ladder under the garage door opener.
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.
When the opener is activated the screw rotates causing the nut to move until it reaches the switch.
1706 mount nebo rd.
Follow the opener manufacturer s instructions for testing the unit s safety features.