Control key issues

RELATED FAQS

Question
Answer
The lever may be missing the slot feature for the core locking lug.  Verify slot is in place.
A design change occurred in 2001 to address a locking/unlocking issue with the discontinued D73 lever locks.  This included modifying the cam and plug, spindle and using a different plung...
The Von Duprin Chexit device will not automatically rearm itself after a fire alarm clears.  After a Fire Alarm has triggered the Von Duprin Chexit device, the device must be manually reset&nb...
The keycam may have failed, example here, the latest design keycam can be easily identified as the colored changed to black. Replace either the keycam or chassis as needed...
 This could also happen if the tailpiece isn't installed in a KIL, FSIC, or SFIC cylinder.  The FSIC driver also could have come loose from the core in the spindle.