El solenoid adjustment

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The new motor driven ND electrified locks shipped after March 14, 2016 do not require a solenoid. The Schlage ND-Series electrified locks shipped prior to March 14, 2016 would have used a...
The threaded bushing on the solenoid plunger requires 8-9 threads showing to operate correctly.
To keep the Von Duprin electric latch retraction EL or QELA exit device dogged (retracted) all day, have your access control, Key pad, key switch, fire alarm contact or any other signals ...
The part number for the solenoid for the 1690/1790/2390 is 971687-00 and for the 1490/1590 is SOLENOID.142 (which is 971687-00 with a machined bracket).  The solenoid characteristics are the s...
The resistance readings for a Falcon 24 or 25 Series EL solenoid should read;Green to Yellow = Pull Coil, should measure between 1 and 2 ohms of resistance. Green to Orange = Hold Coil, s...
The 050535-00 replaces the old Von Duprin EL solenoid part number 971687. 
It can but the solenoid will need to be purchased through New England Door Closer as the factory discontinued the old ELR solenoid (part #650092-000) in June 2010.