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“ difference between lever and night latch ”

Resolution: Night Latch (NL)= key retracts the latch momentarily to allow entry. When key is removed, the latch will extend and locks the door (momentary unlock). Class Room (Lock/ Unlock)= key unlocks...:

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...:

What is the difference between the standard lever inserts for the pre-2002 AL and the old D Lever?

Resolution: The old D-Series Lever used a standard lever insert similar to the pre-2002 AL-Series standard lever insert. The old D Lever insert was smaller than the AL and the two were not comp...:

Is the MA lock handing field reversible?

Resolution: The MA lock is field reversible. The process involves three potential steps depending on what hand is needed. Rotating latchbolt - Changes swing of lock. ex (RH to RHR) or insw...:

What is the difference between Von Duprin 98/9947 and 98/9948 concealed vertical rod devices?

Resolution: They both use Template # 10320_c:

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“ difference between lever and night latch ”

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