A sagging chain is a result of normal usage of the garage door opener.
Tightening a garage door chain.
There s usually a piece of rope hanging from it which is used to disengage and re engage the opener.
This will cause the nut to back away from the door and toward the opener.
Then use the wrench to tighten this second nut clockwise until the chain is tighter but not so taut that it is completely inflexible.
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 garage.
Too much tautness in the chain could lead to it breaking.
The trolley is responsible for pushing or pulling the opener arm along the chain so as to open and close the garage door.
Watch this video and see the professional at town country door llc demonstrates the.
Tightening your garage door chain is a simple matter of turning the right nut.
How to tighten your garage door chain.