If you re on the inner side of the garage facing out you ll find the adjustment nuts on the left hand side of the rail.
How to adjust garage door chain.
A sagging chain is a result of normal usage of the garage door opener.
There are only a few ways that the chain can be tightened.
Start by loosening the nut closest to the garage door until the chain drops below the base of the rail then loosen the other nut to give room for the chain to be tightened.
Step 1 take appropriate precautions.
Tighten the other nut to add tension.
Adjust the chain on a garage door opener with help from a garage door spec.
The chain is a very important component that makes up a garage door opener system.
Both adjustment types should be done with the door closed and disconnected from the opener using the emergency release.
Step 3 disassembling the garage opener.
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Lower the garage door to take the stress off the chain.
To adjust any excess slack from the chain simply loosen the inner locking nut and then turn the outer nut clockwise.
You will have to apply a spanner to each and turn them in opposite directions.
Chain adjusts by shortening the chain itself.
Step 4.
Remember to not over tighten the chain.
Make sure that the ladder is deployed on a flat and level surface to ensure that it doesn t topple over.
Watch this video and see the professional at town country door llc demonstrates the.
To avoid unnecessary wear on the chain rollers do not overtighten the chain.
Loosen the two lock nuts on the threaded rod.
If you stand at the door facing the motor you will probably see the threaded rod that adjusts the chain length on the right side of the door.
Adjustments on the chain are located at or near the master link where the chain engages with the cable graphic below left.
How to adjust the chain on a chain drive garage door opener.