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FAQs

Will the Von Duprin ALK accept 12 or 24 volts DC?

Resolution: The Von Duprin exit alarm ALK accept 24VDC regulated power supply. The PS900 series power supplies are recommended with ALK devices.:

Why would a SD (special dogging) device dog itself when the push bar is engaged?

Resolution: The cam on the mortise cylinder must be inverted. The cylinder cam then sits against the dogging peg so the dogging hook can't engage with it. If the cam is not inverted, the device do...:

Did Von Duprin ever sell the PRO 79?

Resolution: The PRO series locks are under the Schlage brand.:

Does the 788 door loop have a fire rating?

Resolution: A fire rating is not needed because it does not penetrate all the way through the door.:

Driver pins on SFIC mortise housings loosen up and fall out.

Resolution: Issue: Schlage SFIC mortise cylinders have potential for the driver pins to fall out affecting the ability to lock and unlock the device.Facts: Housings manufactured between 06/01/2...:

What replaced the Legacy Locknetics Touch Sense, Touch Bar, or Smart Bar Request to Exit devices?

Resolution: What replaced the Legacy Locknetics Touch Sense, Touch Bar, or Smart Bar Request to Exit devices? Current Allegion Schlage Request to Exit devices replaced the Legacy Locknetics Request to Exit de...:

How is HH9947 ordered for Kawneer doors?

Resolution: Effective 9/14/2012,a HH9947 Hurricane device is available for Kawneer. Add HH-KAW prefix when ordering 9947 for Kawneer hurricane rated door. :

latchbolt not coming out of 7500 all the way

Resolution: The black latch collar is on backwards. The notched side needs to be facing the mortise case.:

How to convert and Re-Classify AD series lock function

Resolution: How to convert and Re-Classify AD series lock function:Basic process: - Ensure the Re-Classed target AD lock reader type is installed on the lock, such as a Magnetic card reader with or without key...:

Is the LCN facility in Princeton, IL ISO 9001 certified?

Resolution: The LCN facility is ISO 9001 certified, see here.: