Pmx 300 ic a pmx 500 ic a pmx 300 ic b pmx 500 ic b ic250 ic250 b part numbers.
Overhead door chain tension.
A loose garage door cable is not difficult to deal with but you will need a few key tools to tighten it properly.
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.
How do i adjust it.
Also compatible with genie models.
Chain drive t rail appilcation only.
How to adjust garage door tension.
Automatic garage door openers make getting in and out of your garage easy although the machinery does require periodic maintenance to ensure proper operation.
The chain on my garage door opener seems to be sagging and rubbing on the track.
There may be an adjustment linked to the chain or an adjustment to the length of the door opener track.