There are only a few ways that the chain can be tightened.
Garage door opener chain extremely loose.
The chamberlain group inc.
How do i adjust it.
Both adjustment types should be done with the door closed and disconnected from.
You can put the chain back on your automatic garage door opener using a simple adjustment mechanism.
You may even see the chain hitting the door itself creating one of the more annoying garage door noises.
The chain on my garage door opener seems to be sagging and rubbing on the track.
Chain driven garage door openers should have some slack in the chain for optimal performance.
Over time the drive chain can loosen and create slack.
Always look for loose hardware before you start checking out any other problems that might be associated with your chain drive garage door opener begin looking at the various nuts and bolts on the unit.
There may be an adjustment linked to the chain or an adjustment to the length of the door opener track.
Do you have a garage door chain that is loose and knocking against a rail.
Garage door chains become slack from everyday use because of the vibrations created by the motor and the weight of the door.
The full product line includes residential garage door openers and related garage and home accessories.
This is one of the most common issues with garage doors that operate with a chain drive opener.
Troubleshooting your chain drive garage door opener is easily done by following a few steps.
How to fix a chain drive garage door when it won t open.
Manufactures and markets some of the world s most reliable efficient and cost effective garage door opener products for do it yourself installation.
Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets.