There may be an adjustment linked to the chain or an adjustment to the length of the door opener track.
Garage door opener chain seems loose.
Try making small adjustments.
How to fix a chain drive garage door when it won t open.
The cable side is extremely tight the chain side is extremely loose.
Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular.
I released the safety handle but the chain drive is still jammed.
The door rail connector is at the end closest to the door since the door is in the down position.
How do i adjust it.
Place a level on these and the rail to check to see if they are level.
The chain drive garage door opener is very strong and seldom does the chain actually break.
This is related to the up limit switch.
Do you have a garage door chain that is loose and knocking against a rail.
Some problems are associated with the actual installation of the garage door opener.
This is one of the most common issues with garage doors that operate with a chain drive opener.
There are only a few ways that the chain can be tightened.
Garage door is in the down position seems to want to continue to go down since its cable is still tight.
The chain on my garage door opener seems to be sagging and rubbing on the track.
Garage door chains become slack from everyday use because of the vibrations created by the motor and the weight of the door.
T his is a pretty uncommon problem but one that can happen after you ve first installed your garage door opener.
You may find that a loose garage door opener chain has less power to open and close your garage door or you may find that it is just hitting the door as it moves it and creating an annoying sound.
Sometimes the cable will break if it is a combination chain and cable drive system.
Also the garage door slides along two door rails on either side of the garage.
If you find that your garage door opener chain has become loose with time you may want to tighten it up in order to remove some of that slack.