my COR is sticking

RELATED FAQS

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ISSUE: After some use the plug will begin to project from the cylinder face and will ultimately pull completely out. ROOT CAUSE: In a dogged application the cam was rotated 180 degrees which ...
First,  make sure the device is being tested while it is mounted to the door with trim installed.   (Testing the device on the bench may show behaviors that will not occur once the d...
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 ...
If manually it opens and closes fine, check to make sure one of the actuators is not getting stuck in the on position. Verify that the "Operating Indicator" LED's -- "POWER and SAFETY CLEAR" LED's ...
Astragal must be applied to pull side of active leaf, since placing the stragal on the inside of the inactive leaf will interfere with the active door closing.