Opening force adjustment

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120V Models: The hold open force on the 2310ME / 4310ME / 4410ME closers is "NOT" adjustable. 24V Models: There is a trimpot adjustment on the circuit board that allows you to "REDUCE" the hold op...
The 5 pound force requirement is in reference to the maximum force to swing the door, not the maximum force allowed to unlatch the exit device.  Maximum allowed force to retract the Von D...
The older model Senior Swing came with 2 spring options. The "standard force" spring required 15 lbs of manual  opening force, and reduced force "RF" required 11 lbs of manual opening force.  All S...
Any LCN Closer that ends in the number 1, will meet ADA 5 lbs opening forces.
The manual opening force on a 4630/4640 will be approximately 8.5 lbs to 14 lbs depending on the spring setting.
The Senior Swing Series used to have a 2 gearbox options, a "standard force" (15 lbs) and a "RF - reduced force" (11 lbs). In November 2009 RF option was eliminated and we made the standard gearbox...
       "Opening Force" adjustment could be set to strong (high).  This adjustment is a turn pot adjustment which can be found on the controller.  Try adjusti...
A 4600 (4630/4640) not opening to a full 90 degrees could be caused by a couple things: The Opening Force could be set too low. Try increasing the opening force adjustment on the controller a 1/...
How to:  What are the steps to adjust a door closer?Facts: All LCN and FALCON door closers will have 3 regulating valves and a spring adjustment.  All closers with a "Delay" feature ...