The Falcon Exit Alarm option was updated in June 2012 to include the following benefits.
Louder Alarm 95dbs vs 87dbs
Easier battery changes
24Vdc hardwire(HW) option included w/ standard board...
Incorrect timing of the lock can cause the outside lever to retract the latch when raised up. See instructions here (Step 16 and 17) to time a T351, T381, T561, and T571. Also applies to the same...
To verify the timing on a T561, function test the outside lever after locking it.
To lock the key should only rotate 180 degrees (Not 360 degrees as Schlage does)
A properly timed lock will n...
As of February 2016, ND locks began shipping with a new latchbolt. The new latchbolt offers substantially improved performance in adverse door conditions (ex, with heavy door loading) andis more ro...
Prior to February 2016, using ND-Series locks on hollow metal doors required the use of latch spacers which prevent the latch from "fishtailing" (back end of latch moving from side to side). Latch ...
Von Duprin surface mounted 6300 electric strike paper template and installation instruction are provided with the electric strike. See attached
6300 Template & I...