There may be an adjustment linked to the chain or an adjustment to the length of the door opener track.
Overhead door chain tension.
There are only a few ways that the chain can be tightened.
Front pulley assembly for the overhead door legacy model 696 and 496 and overhead door passport model 286 and 386 garage door opener.
Pmx 300 ic a pmx 500 ic a pmx 300 ic b pmx 500 ic b ic250 ic250 b part numbers.
Also compatible with genie models.
The chain on my garage door opener seems to be sagging and rubbing on the track.
How to adjust garage door tension.
You need proper tension on a garage door to operate the door by hand or with an automatic opener.
If the tension is too loose the springs that help lift the.
How do i adjust it.
Both adjustment types should be done with the door closed and disconnected from.