Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
How to fix a chain on a garage door.
How to fix a chain drive garage door when it won t open.
Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular.
Pull the chain toward the garage door and hold it in position.
Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door.
Chain drive garage door openers have a sprocket that is attached at the top of the motor.
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.
You should have 1 2 inch of play in the chain.
This video from sears partsdirect shows how to replace the chain and cable assembly on a chain drive garage door opener.
Located along the rail the chain an.
So start by tightening the chain find the procedure in your owner s manual.
Once you ve replaced the worn door components check the garage door opener chain.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.