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“ SINGLE LEVER ARM ”

RELATED FAQS

Resolution: track arm, std arm:

Resolution: two piece arm, main arm and forearm:

What are Overhead Concealed door closer?

Resolution: Overhead Concealed door closers are used to provide a more aesthetic look to the opening. Concealed in either the frame or the door Offer the ability to be adjusted to maintain...:

What are Hold Open Closers & Magnets?

Resolution: Hold Open Closers & Magnets (Fire/Life safety products) provide a wide range of solutions. Single or multi-point hold open closers Utilize an electromechanical closer. Hold the door o...:

How do I change the function of the Von Duprin 7500 mortise lock from Lever ( classroom ) to NL ( night latch )?

Resolution: To convert the Von Duprin 9975L to 9975NL exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL screw on 7500 mortise lock counter clo...:

Why is there an updated AD-Series Main Board Cover?

Resolution: The original Inside Cover (Fig. 6 and Fig. 8) and the new Inside Covers (Fig. 7 and Fig. 9) are all compatible to the original Main PCB but only the new Inside Covers press on the tamper switch in ...:

SHOE

Resolution: Attaches forearm to frame or door face in a double lever arm system:

What is the difference between the 2030 and 5030 closer?

Resolution: 2030 and 5030 are both overhead concealed closers. Catalog information can be found here. The 2030 uses a concealed, in the door, track, and a concealed one piece arm. The 5030 use...:

MAIN ARM

Resolution: Connects to the cylinder in a double lever arm system: