Then use the wrench to tighten this second nut clockwise until the chain is tighter but not so taut that it is completely inflexible.
Tighten garage door chain.
Continue to turn the.
Twist the outer nut clockwise with the wrench to move the trolley and tighten the chain.
Turn it counterclockwise holding the other nut in your hand to prevent it from turning.
Both adjustment types should be done with the door closed and disconnected from the opener using the emergency release.
Tightening your garage door chain is a simple matter of turning the right nut.
Chain adjusts by shortening the chain itself.
Watch this video and see the professional at town country door llc demonstrates the.
There may be an adjustment linked to the chain or an adjustment to the length of the door opener track.
A sagging chain is a result of normal usage of the garage door opener.
Using your wrench you can start to loosen up the adjusting nut on the side of your carriage closest to the opener head.
The one you re looking for is attached to a bolt found at the spot where the trolley or carriage connects to the rail.