Multi spring size power adjustment goes from 1 4 to 4 and the closer conforms to closing force code requirements in ansi a156 4 1986.
Parker door closer adjustments.
This video shows you how to adjust the tension on your automatic door closer.
These closers are specifically designed with the physically impaired in mind.
This video shows you how to adjust the tension on your automatic door closer.
The best value in door closers.
Turn the adjustment screw clockwise to slow the closer down counter clockwise to speed it up.
Remember when it comes to turning commercial door closer adjustment screws a little goes a long way.
If it closes right the first time check it 10 more times.
Door closer adjustment is an art that requires knowledge patience and an ability to climb up and down a ladder several times but with these attributes and the appropriate wrench hex key or screwdriver you can do it yourself.
Open the door and watch it close.
This article is primarily about surface mounted door closers but the ideas here can be applied to other kinds of.