B-13
Appendix B
Step 2. Mounting Electronics Bays to Back Boxes (continued)
Installing the
System
Electronics Bays
9. Place the 635-852 terminal block on the two mounting studs on the right side of the back box
as shown in Figure B-14.
10. Secure the 635-852 Terminal Block using the two lockwashers and nuts that you set aside
in step 1. Use the torque recommendations listed in Table B-3 when securing the terminal
block.
At this point, the system is ready for system card installation.
CAUTION: Do not apply power to the system at this time.
For more detailed system installation instructions, refer to one of the following publications:
• 4100+/4120/UT System Cards Installation Instructions: FA4-21-305 (574-038)
• 4100+ Contractor Installation Instructions: FA4-21-202 (574-019)
• UT Contractor Installation Instructions: FA4-21-300 (574-901)