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“ Door opening force ”

RELATED FAQS

Resolution: 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 "Del...:

What would cause my 4600 (4630/4640) Series operator to keep trying to open and squeal after opening to 90 degrees?

Resolution: "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...:

Can a Cam Lift hinge be used with LCN closers?

Resolution: Cam Lift hinges can only be used with LCN door closers that have a "Regular" or "Reg hold Open" style arm. Locating the Closer and Arm from the centerline of the pivot point of the cam lift h...:

What door meets FBC / NOA Zone 4 requirements?

Resolution: H-Series doors in single leaf applications with only mortise locks meet the FBC / NOA Zone 4 requirements?3070 max flushOutswing & Inswing applicationsZone 4 requires 120 to 170 psf.:

Can I get a Senior Swing with a reduced opening force gearbox?

Resolution: 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...:

Can we have 9927-F LBR and 9975-F on a paired opening?

Resolution: This combination is not available. The 98/9927-LBR-F has only been UL tested as vertical by vertical combination on pairs of fire rated doors.:

Can the LM9000 multi lock series be used in standard openings?

Resolution: Specify either an L or B doors for use with the LM9000 or LMV9000 Specify the F frame for use with the LM9000 or LMV9000 Order the lock from Schlage as you would normally The concealed rods...:

Which strike do you use with an XP98/99 device?

Resolution: The 1609 strike cannot be used with Von Duprin XP98/99 exit device.:

Will a 4640 operator open the door in windy conditions?

Resolution: The 4600 operator is designed to meet the ANSI Code 156.19 that limits the opening force to a 15 lbs. By code and design, the operator must stop opening the door when an obstruction or resistance ...:

Why would a 4600 not open a full 90 degrees?

Resolution: 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 contr...:

Is there adjustment limits on the regulation valves of LCN manual closers?

Resolution: The regulation valves are designed to adjust the flow the hydraulic fluid in the closer which regulates the door closing speed through various phases of the closing cycle. The regulation valv...:

Can you manually pull a 4040SE out of hold open?

Resolution: The holding force on an SE/ME Series door closer is approximately 35 lbs. and they can be manually pulled out of hold open with approximately 35 lbs of force. :

What is a Senior Swing 9540 RF?

Resolution: 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 sr...:

What is the opening force of a 4600 Series (4630/4640) operator when used manually?

Resolution: The manual opening force on a 4630/4640 will be approximately 8.5 lbs to 14 lbs depending on the spring setting.: