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hardware for storeroom
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Question
Answer
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 classroom and storeroom functions?
Resolution:
ANSI F84 Classroom Lock Outside lever locked and unlocked by key. Inside lever always unlocked for immediate egress. ANSI F86 Storeroom Lock Outside lever fixed. Entra...:
What is the Lock Modes/States for Apartment Function?
Resolution:
AD Series UI Matrix:
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 you convert the Von Duprin 370 series controls to NL or night latch function?
Resolution:
You must have the Von Duprin NL Cylinder plate part number 967484-89 to convert the 370 series controls from classroom function to night latch function. If new installation, use the NL cylinde...: