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“ storeroom versus entry ”

RELATED FAQS

Resolution: Apartment Corridor Lock function is defined as a lock where the latch bolt operated by lever from either side, except when outside lever is made inoperative by a stop or mechanical means other than...:

What locks are always locked on the outside?

Resolution: The storeroom lock function is described as follows: Latch bolt operated by key from outside or by operating inside lever. Outside lever is always inoperative. The following are storeroom functi...:

Explain the MA581 function

Resolution: MA581 operation: Latchbolt operated by key from outside or by operating inside knob/lever. Outside knob/lever is always inoperative. Auxiliary latch deadlocks latchbolt when door is locked.:

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 Lock Modes/States for Apartment Function?

Resolution: AD Series UI Matrix: