Garage Door Chain Adjustment Bolt

Adjust the chain on a garage door opener with help from a garage door spec.

Garage door chain adjustment bolt.

It can also happen as a result of the securing hardware working loose over time. A sagging chain is a result of normal usage of the 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. The most common issues caused when a garage door track is out of alignment are as follows.

Adjust it tight enough so that the center of the chain sags about 1 2 down from parallel with the track graphic below right. Usually a pair of nuts are associated with the locking mechanism while one is concerned with the adjustment of the chain. Locate the adjustment bolt that connects to the chain or belt. You loosen the locking inner nut and turn the outer nut clockwise to adjust the excess slack from the chain.

There should be nuts on either side to adjust the drive mechanism. On the master link you will see two or three nuts. Step 4 reconnect the motor. Use a wrench to turn the first nut at the side of the assembly counterclockwise.

These usually consist of a bolt with two or three nuts one or two for locking or a nut and lock washer and one for adjusting. Raise the garage door to about chest height detach it from the opener and then close it by hand to work on the chain. The problem with a misaligned garage door track is that it can cause problems with the operation of your door. This will cause premature wear on the chain rollers.

Step 4 tightening the chain using your wrench you can start to loosen up the adjusting nut on the side of your carriage closest to the opener head. Took 10 minutes to remove the old bolt and install the new one. Use the wrench to loosen the lock nuts and turn the adjustment nut to set the slack in the chain. You need to loosen the bolts located near the motor and squeeze the nut located on the opposite end to tighten the chain.

Watch this video and see the professional at town country door llc demonstrates the. The chain is a very important component that makes up a garage door opener system. The garage door may bind making it hard to open and close. Close the door and it is locked pull the chain and it is unlocked.

It comes with a chain guide so that the chain doesn t wildly swing around when opening and closing the door. The chain bolt makes it super easy to unlock and lock.