Service manual
Installation Instructions for B.A.S.I.S. Cylindrical Locks
BEST ACCESS SYSTEMS
Indianapolis, Indiana
11
Installation Instructions for B.A.S.I.S. Cylindrical Locks
Completing the installation
17 Install core and throw member
1  Install the blocking plate onto the throw member.
Caution: You must use the blocking plate to 
prevent unauthorized access.
2  Insert the control key into the core and rotate the key 
15 degrees to the right.
3  Insert the throw member into the core.
4  Insert the core and throw member into the lever with 
the control key.
5  Rotate the control key 15 degrees to the left and 
withdraw the key.
Caution: The control key can be used to remove 
cores and to access doors. Provide adequate 
security for the control key. 
18 Install battery compartment door
1  Making sure that the battery compartment door 
does not pinch any wires, insert the tabs of the 
battery compartment door into its mating slots and 
swing the door closed.
2  Use a T15 TORX bit driver to secure the battery 
compartment door with the security screw. Tighten 
firmly.
 Figure 17a Installing the blocking plate and throw membe
r
Core
Blocking 
plate
Throw 
member
 Figure 17b Installing the core
Core
Control 
key
Throw 
member
 Figure 18 Installing the battery compartment door
Tabs
Security
screw










