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co levers compatible
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Answer
Why doesn't full rotation of the AD or CO Series Exit Trim (993) outside lever fully retract the Von Duprin 98/99 Exit Device latch?
Resolution:
- AD Series and CO series products require that the Night Latch (NL) screw is installed in the exit device. Be sure this screw is installed- Exit hardware and strike must be properly mounted ...:
Are the ND, NDe, AD and CO levers the same?
Resolution:
Between January 30, 2017 June of 2019, the AD and CO cylindrical lock levers were incompatible because of the ND / NDe lever and spring cage design change in January of 2017.Prior to January ...:
Why does my AD or CO series lock unlock when the lever is raised?
Resolution:
Installers have reported that their AD-CO Series cylindrical or mortise locks will unlock whenever the outside lever is lifted. This will occur if the outside spindle (square post) is install...: