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.
How to fix a chain on a garage door.
Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door.
So start by tightening the chain find the procedure in your owner s manual.
This video from sears partsdirect shows how to replace the chain and cable assembly on a chain drive garage door opener.
You should have 1 2 inch of play in the chain.
How to fix a chain drive garage door when it won t open.
Located along the rail the chain an.
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.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.
Pull the chain toward the garage door and hold it in position.
Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
Once you ve replaced the worn door components check the garage door opener chain.
A loose garage door opener chain makes loud slapping sounds and causes jerky door movements that smack the rollers against the track.