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FAQs

Was the old Von Duprin PS871 power supply replaced by the PS873-2?

Resolution: The Von Duprin PS873-2 power supply replaced the old Von Duprin PS871 power supply. The Von Duprin PS914-2RS power supply replaces the PS873-2 or PS871 power supply and is currently the supply r...:

How do I identify an AL lock?

Resolution: The AL-Series has four distinguishable parts that can help in lock identification. 1. The AL-Series will have a castle nut holding the chassis on the ...:

The AD-Series -993 is compatible with what exit devices?

Resolution: The AD series-993 are compatible with VD98/99 rim, surface, concealed, and mortise devices.:

Which way is the tail piece of the rim cylinder is inserting into the Von Duprin 98/99 rim device from 996L trim?

Resolution: The tailpiece of the rim cylinder can be inserted into the Von Duprin 98/99 rim device either vertical or horizontal.:

Can a Von Duprin delay egress controller DE5101 run a pair of doors?

Resolution: One Delayed Egress Controller (DE5101) can run two mag locks on a pair of doors, provided the doors are not controlled independently:

Can I order a "one piece" top rod for an 8827 for a 9' door?

Resolution: 8827 vertical rod device is available for 7 or 8 feet tall door standard. 12", 24", 36" and 48" extension rod kits are available for taller doors (8 feet max on fire rated openings). We do no...:

What degree of opening can I achieve with the Ives 112HD/224HD continuous hinge?

Resolution: The Ives 112HD/224HD continuous hinges provide a few degrees shy of a full 180 degree opening. The 112XY/224XY hinges open 180 degrees.:

The Von Duprin 98 or 99 ALK kit will not sound the horn

Resolution: Followings are the reason for 98/99 exit alarm ALK not sound when push bar is activated. Make sure key switch on exit alarm ALK is turned on, wait for 20 seconds before you activating the pushba...:

Are parts available for the Doromatic 1690?

Resolution: Seeattched DOM Parts spreadsheet:

What is the DPDT for the 672/692?

Resolution: DPDT is double contacts push bar monitor switch. Double Pole Double Throw: