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FAQs

Is the "switching link" available as a part from Von Duprin for the model 2670 Guard X?

Resolution: The Von Duprin 2670 Guard X "switching link" is NOT available as a salable service replacement part. :

Can the Von Duprin 98/9947 WDC and 98/9975 devices be used together on pairs of wood doors?

Resolution: No, the Von Duprin 98/9947 WDC device has a "scalp" plate that allows access to the vertical rod/center case connections on the "lock" side of the door. This scalp plate prohibits the use of ...:

Will the Von Duprin/Falcon Alarm Kit sound the horn if provided "Less Switch"?

Resolution: No, the Von Duprin / Falcon Alarm Kit MUST have either an RX or LX switch under the push bar and connected to the ALK module for the horn to sound. :

What electrified options and accessory items are permitted for use with exit devices on hurricane assemblies?

Resolution: Hurricane rated Von Duprin and Falcon exit devices, when used as part of approved Allegion assemblies, are permitted to have electrified options such as these, where applicable: electric l...:

Isonas - RC03, RC04, and IP Bridges Not Returning to "Client" Mode after Firmware Update

Resolution: Occasionally, an Isonas Access Point will not return to Client mode after updating firmware, or attempting to update firmware. Firmware updates are completed using the Isonas Configuration ...:

Isonas Pure Access Cloud - Auto-Unlock w/Badge Schedules and Engage Devices

Resolution: Schlage Engage devices linked into Pure Access Cloud use a slightly different command structure than previous Isonas-only devices. Because of this, there will be an error message that occurs ...:

What is unique about the Von Duprin AX device?

Resolution: The force required to activate operable parts is 5 pounds maximum. There is a unique UL label on it that states it meets California Building Code. The shock absorber is different f...:

Does Allegion make a cylinder for a Corbin Russwin Unit Lock?

Resolution: The 24-127 is a non-Primus KIL cylinder for use in the Corbin Russwin UT5200 Unit lock as well as the CK4200 Knob series. The 20-727 and 20-727 XP are Primus KIL cylinders for use in the...:

What is the difference between N mounting and J mounting for door pulls

Resolution: Both the N and J mounting are the same type of mounting in that they are both back to back mountings, but they are different sizes. The J mounting uses a size 5/16-18 screw, while the N mount...:

For Falcon 1790 with HB hold back function, does the set screw need to be installed in the drive bushing?

Resolution: Please reference step 2 of the 1790 instructions linked here. It shows to remove the set screw, rotate the drive bushing counterclockwise, and leave the set screw out.: