Adjusting Garage Door Opener Chain Tension

Both adjustment types should be done with the door closed and disconnected from the opener using the emergency release.

Adjusting garage door opener chain tension.

Chain adjusts by shortening the chain itself. Once the power is out give the emergency release rope a tug. Just tighten enough to stop it hitting the rail. The chain is a very important component that makes up a garage door opener system.

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Determine changes in slack by using a measuring tape to measure the distance between the middle of the chain and the roof. Usually a pair of nuts are associated with the locking mechanism while one is concerned with the adjustment of the chain. Remember to not over tighten the chain. Tightening the chain of an overhead door company legacy model garage door opener.

The adjustment bolt a bolt with threads which the chain is connected to has a pair of adjusting nuts on either side of the assembly. Tighten the adjuster three full turns clockwise to add tension if the door closed and did not remain open halfway. A sagging chain is a result of normal usage of the garage door opener. Loosen the adjuster three turns counterclockwise if the door raised without.

Watch this video and see the professional at town country door llc demonstrates the. This should remove the opener connections from the garage door.