tl vs. nl


To convert the Von Duprin 360L/TL from nightlatch to classroom or from classroom to nightlatch invert mortise cylinder cam.
This option is not available as there is no NL cam to directly drive the rods and using a key to lift the heavy stainless, brass or bronze rods would damage the key. 
To change the function from TL to NL on 360L trim, invert the cam on the mortise cylinder.  See the 360L instructions:
To change the 360L from TL (classroom) to NL (Night Latch) function invert the cam on the mortise cylinder. See attached instruction. 360L Instruction