Press down on the chain with your finger.
Fix garage door chain.
You should have 1 2 inch of play in the chain.
Pull the chain toward the garage door and hold it in position.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.
Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
A garage door opener chain may make a lot of noise when you pull it to open your door but it is one of the most reliable types of door openers ever invented.
For many generations people rely on this type of door opener not only because it is easy to use but also because it is cheap and can easily be repaired when broken.
Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door.
In this case the cable can be replaced fixing the problem.
Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular.
Chain drive garage door openers have a sprocket that is attached at the top of the motor.