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“ ad series STOREROOM ”

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...:

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 can't I order an AD-Series or CO-Series mortise deadbolt with a classroom/storeroom (70) function

Resolution: * NOTE: the AD300/400 devices simply communicate the change in Deadbolt Position status to the Host software. The software then decides what action should or should not be taken at the device. :

AD changing Function in the field

Resolution: -On the AD series offline locks only you can change the lock function from Classroom/Storeroom to a Privacy, office or apartment function out in the field. - This is done via the HHD/SUS using...:

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...:

What is the Lock Modes/States for Apartment Function?

Resolution: AD Series UI Matrix:

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“ ad series STOREROOM ”

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