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“ lock from inside when door is closed. when door is opened cannot be locked ”

Resolution: Any good secure setup and installation should be getting an open signal that has already gone through credential access first (ex……card reader, keypad, Key switch) and ignoring a locked door. ...:

Why does the ND40 stay locked after egress?

Resolution: There is potential for ND40/ND44's manufactured around March 2011 to remain locked after egress, or after the latch is depressed. There was an issue with the keycam that created a bind when l...:

What is thermal bow?

Resolution: Thermal Bow is a temporary condition which occurs in metal doors mainly due to the temperature differential from one side of the door to the other. This may occur in exterior doors when direct sun ...:

What is a lock function?

Resolution: Apartment Corridor Lock function is defined as a lock where the latch bolt operated by lever from either side, except when outside lever is made inoperative by a stop or mechanical means other than...:

What electric strike can be used on a pair of doors with an L9000 lock?

Resolution: Von Duprin 6223 electric strike is the most common closed back strike or the 6221 for open back strike on inactive leaf that can be used with Schlage L9000 or Von Duprin 7500 mortise lock.:

Will the 4600 series operator be damaged if activated when the door is locked?

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“ lock from inside when door is closed. when door is opened cannot be locked ”

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