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What does ALK-SS stand for
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Question
Answer
Can the Von Duprin SS and ALK option be in the same device?
Resolution:
Depends on what is being ordered; SS can stand for either the "Signal Switch" or the "Silk Screen" push bar. The SS (Signal Switch) and ALK (Exit Alarm) sit in the same location in the exit devi...:
What is the delay time adjustment on a Delayed Action closers?
Resolution:
Regular LCN closers have "3" regulating valves for General Speed, Latch Speed, and Backcheck. If the LCN closer has "4" regulating valves, then the closer has the Delayed Action feature. De...:
Will a 4040 Hw/PA hold open at 180°?
Resolution:
The 4041 Rw/PA and the Hw/PA have the same template. The only difference is the arm. The 4041/4040XP Hw/PA, if mounted to the 180° template, will hold the door open at 180°. Rw/PA is Regular A...:
What is the purpose of a Swing Free arm on a 4310ME?
Resolution:
The (SF) "Swing Free" arm allows the door to be put into hold open position, but then repositioned (swing free) to any other degree of opening without taking the closer out of the hold open mode....:
Does the PD listed with lock model number mean anything?
Resolution:
Schlage and Falcon use the P cylinder suffix to designate conventional key-in-lever (KIL) 6 pin cylinder. The D means that the lock will have a deadlatch.: