Lock cylinder removal

RELATED FAQS

Question
Answer
Schlage and Falcon double cylinder deadbolts have concealed screws to prevent tampering. The two methods used to conceal the thru-bolts are using screw caps or a faceplate. Use the below instructio...
After rotating  the key to unlock the lock, you must return the key to its normal position to remove it. 
The S-Series and S200-Series outside keyed spindle was redesigned in September 2008.   For locks manufactured BEFORE September 2008    The S and S200 lever cylinders required cy...
To remove the knob:  Turn key 45 degrees clockwise Push in catch push pin and pull off knob  
*The older wafer style locks did not use a knob catch.  The chassis must be disassembled before the knob can be removed because it uses the wafer lock chassis spindle.
The cam screw uses a T-10 and the housing screws use a T-15 driver.
To disassemble an X lock, remove the inside knob and unscrew the inside collar and rose.  The X lock spanner wrench (012172-000-30) can be used to depress the knob catch as well as tighten/loo...
4754, 4854 and the 9854 are electrified mullions and handed as noted below: 4754 is not handed: Prepared for two 4263 monitor strikes. Use with all Von Duprin rim panic devices 4854 is han...