Garage Door Opener Chain Loose When Closed

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.

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. 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. 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. Here is the problem.

It s an old model that was installed 15 years ago. It can also cause your door to jump the track. As soon as the garage door closed it would automatically open. Motor unit assembly parts rail assembly parts and installation parts for liftmaster chain drive garage door opener models 1355 1355m 1356 1356m liftmaster 1345 1345m 1346 1346m repair parts list and diagrams.

This would not allow the door to close properly. 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. 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. So i have the sears craftsman 1 2hp garage door opener.

Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets. Chain driven garage door openers should have some slack in the chain for optimal performance. Here are some tips on how. A loose chain isn t just noisy it also forces your opener to do more work making the whole system less efficient.

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. Tightening up the slack on your garage door will allow it to run more efficiently and will prevent loud noises that disrupt your home.