The second adjustment is located on the top of the opener body.
Stanley garage door opener chain tension.
Same rule applies concerning recommended chain slack.
Chain adjusts by moving the opener trolley guide tube or rail.
This is common on the stanley chain drives that utilize the tubular style track graphic below.
Too much tautness in the chain could lead to it breaking.
Then use the wrench to tighten this second nut clockwise until the chain is tighter but not so taut that it is completely inflexible.
Keep in mind that the remote control will not operate the door until the beam sensor has been attached and properly aligned.
Turn it counterclockwise holding the other nut in your hand to prevent it from turning.
There is a bolt that is turned clockwise to actually extend the length of the track thus removing the slack from the chain.
If your stanley garage door opener will not work ensure that it is plugged into a live 120 volt outlet.
If the motor overload protector has been activated wait 10 minutes for the motor to cool down.
Continue reading below our video of the day.
Don t overtighten the chain.