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LouB[_2_] LouB[_2_] is offline
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Default Garage door jerks when opening

professorpaul wrote:
A couple of things come to mind...

1. Check is all bolts, hinges, tracks, etc., are tightened up. These
do work loose.

2. Check that track and chain or drive system is properly lubricated.
Any light grease will do. Something that won't drip or run is better.
A "white" non-migrating lubricant.

3. Check opening/closing forces.. There are adjustments on the motor.
Likewise for overtravel.

I do a check for those items once a year on my garage door lift,
FWIIW.

If the two items above don't do the trick, then you might want to call
in a garage door outfit. I have replaced springs, but that can be more
than a little bit tricky.


And dangerous!

Lou