Garage Door Opener Chain Loose When Closed

A technician will adjust your garage door chain during a regular maintenance appointment but this is also something you can do yourself if you re handy.

Garage door opener chain loose when closed. 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. 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. Tightening up the slack on your garage door will allow it to run more efficiently and will prevent loud noises that disrupt your home. 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.

If you find that your garage door opener chain has become loose with time you may want to tighten it up in order to remove some of that slack. As soon as the garage door closed it would automatically open. Here is the problem. Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets.

A loose chain isn t just noisy it also forces your opener to do more work making the whole system less efficient. When the bolts and nuts become loose they can cause your garage door to make a vibrating or rattling noise when you open and close it. You can put the chain back on your automatic garage door opener using a simple adjustment mechanism. A loose garage door chain has less power to open and close the garage door and it can often create a loud and annoying sound as the slack hits the door.

So i have the sears craftsman 1 2hp garage door opener. When your garage door opener chain becomes loose it creates a loud slapping sound and causes the rollers to smack against the track because of jerky door movements. This would not allow the door to close properly. It can also cause your door to jump the track.

It s an old model that was installed 15 years ago. A few weeks ago the chain was hanging loose about 2 inches below the rail and was rubbing on the rail.