How To Repair Broken Garage Door Chain

The chain got loose and popped off the gear.

How to repair broken garage door chain. Garage door opener is very strong and seldom does the chain actually break. Here s how to install a garage door opener. Thread the nut s facing the door clockwise until it meets the bracket then release the chain. Chain drive garage door openers have a sprocket that is attached at the top of the motor.

How to replace a broken garage door chain service chamberlain replacement safety sensors for garage doors 801cb p. I am not a professional. My garage door opener chain broke how can i fix it how to repair garage door opener loose chain fix gear stuck replacing the chain and cable assembly on a drive garage my garage door opener chain broke how can i fix it. The mechanism should be installed at the center of the door.

If the gear and sprocket assembly breaks the motor runs but the door won t move. Documenting how i repaired the garage door. 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. In this case the cable can be replaced fixing the problem.

You should have 1 2 inch of play in the chain. Press down on the chain with your finger. Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door. Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.

Half this distance is the center. On the inside of the door toward the top draw a short vertical line down the center of the door. Sometimes the cable will break if it is a combination chain and cable drive system. 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.

Pull the chain toward the garage door and hold it in position.