You loosen the locking inner nut and turn the outer nut clockwise to adjust the excess slack from the chain.
How to tighten garage door chain.
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Tightening your garage door chain is a simple matter of turning the right nut.
This will cause premature wear on the chain rollers.
Turn it counterclockwise holding the other nut in your hand to prevent it from turning.
Do not over tighten the chain.
The trolley is responsible for pushing or pulling the opener arm along the chain so as to open and close the garage door.
Thankfully garage door manufacturers have included a part in their designs that can help you tighten your chain and stop the chain from slapping against the rail as it opens and closes your.
Adjust the chain on a garage door opener with help from a garage door spec.
Adjust it tight enough so that the center of the chain sags about 1 2 down from parallel with the track graphic below right.
Using your wrench you can start to loosen up the adjusting nut on the side of your carriage closest to the opener head.
Then use the wrench to tighten this second nut clockwise until the chain is tighter but not so taut that it is completely inflexible.
The chain is a very important component that makes up a garage door opener system.