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PD and RD cylinder
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Answer
AD-993 - Cylinder loose in lever - Spacer missing
Resolution:
In the early cylindrical version of the AD-Series 993 locks, a spacer may be required for proper cylinder functionality. Effected cylinder types are PD / LD / RD / JDIf a customer is ...:
How to convert a ND series lock cylinder format from PD to BD?
Resolution:
On ND locks manufactured prior to January 30, 2017, the lever, spring cage and tailpiece needed to be replaced with the SFIC lever, SFIC spring cage and the SFIC driver . N123-056 - Outside sp...:
What is the tailpiece and driver part number for the 20-057?
Resolution:
The B220-001 is an FSIC rim tailpiece and driver.:
What does the hotel indicator look like for the A, AL, D, and ND?
Resolution:
The indicator on a cylindrical hotel lock is a small pin that projects outward from the face of the cylinder plug (Figure 1) when the inside push button is depressed. When this pin is ...:
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...:
What are the part numbers for the ND lock spring cages?
Resolution:
ND-series locks manufactured before January 30, 2017 used the following spring cages::