door latch failure

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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 ...
Update your lockset using ADFwPkg 2.19.0 or higher.  This new firmware update resolves this programming error problem (E701) and the error will no longer be presented.
The coin cell Nuisance Delay on CO200 and CO250 can be temporarily disabled using the Schlage Utility Software.
Once disabled via the SUS application, the CO lock will no longer delay the access for valid credentials.
If your CO lock began indicating a low coin cell (Nuisance Delay) after a door file has been downloaded, the coin cell is low and should be replaced. (CR2032)The coin cell Nuisance Delay will be "A...
The coin cell Nuisance Delay settings in the SUS application is not available until such time that a Door file is successfully downloaded to the lockset.
The coin cell is ignored when the lock sets are used with Manual Programming ONLY or while in Construction mode.
Changes to the Falcon W501 latch offering were made on 2/13/2012.   Prior to 2/13/2012: The W501 entry lock was supplied with a restoring latch which causes the button to pop and unlock...
  For Product Shipped Prior to August 2012 using the old (black) potted module: a.       0-100 ft 14 gauge wire b.      0-200 ft 12...
 
Excessive wear on the latch caused by installation issues can create a condition where the lever will not be able to retract the deadlatch. If the door and frame are not aligned the deadlatch ...