The reason the chain went off track was because the chain.
How to adjust chain tension on stanley garage door opener.
The second adjustment is located on the top of the opener body.
How to do a simple adjustment on a garage door opener.
On the master link you will see two or three nuts.
Chain adjusts by moving the opener trolley guide tube or rail.
Usually a pair of nuts are associated with the locking mechanism while one is concerned with the adjustment of the chain.
There is a bolt that is turned clockwise to actually extend the length of the track thus removing the slack from the chain.
Turn it counterclockwise holding the other nut in your hand to prevent it from turning.
Same rule applies concerning recommended chain slack.
Continue reading below our video of the day.
This is common on the stanley chain drives that utilize the tubular style track graphic below.
After close examination we found the chain was off track.
Don t overtighten the chain.
To open the door completely adjust garage door opener by turning the limit counterclockwise.
This video details how to adjust the opener force and travel of the door.
How to do a simple adjustment on a garage door opener.
Use the wrench to loosen the lock nuts and turn the adjustment nut to set the slack in the chain.
Step 1 adjust the limit turn the adjustment screw on the limit clockwise if the door doesn t fully close.