Garage Door Opener Chain Extremely Loose

The chain wraps around this sprocket as well as the gear and sprocket at the motor.

Garage door opener chain extremely loose. A new front sprocket costs about 150 200 include the labor to install it. The front sprocket is at the end of the opener rail closest to the garage door opening. How do i adjust it. A loose chain isn t just noisy it also forces your opener to do more work making the whole system less efficient.

The chain on my garage door opener seems to be sagging and rubbing on the track. Garage door chains become slack from everyday use because of the vibrations created by the motor and the weight of the door. There may be an adjustment linked to the chain or an adjustment to the length of the door opener track. The door rail connector is at the end closest to the door since the door is in the down position.

There are only a few ways that the chain can be tightened. You may find that a loose garage door opener chain has less power to open and close your garage door or you may find that it is just hitting the door as it moves it and creating an annoying sound. A sagging chain is a result of normal usage of the garage door opener. Tightening up the chain is therefore an important part of regular maintenance.

It seems the last movement of the door was to go down something happened on its way down because it seems to cycle on off. Watch this video and see the professional at town country door llc demonstrates the.