Instruction manual
Installing the Carriers
2-28
Installation, SPM, Maintenance, and Troubleshooting Supplement
Figure 2-8.  Connecting the Carriers
6. Secure the left and right mounting brackets to the backboard with a 
minimum of one 10 X 3/4” long wood screw in each bracket as shown in 
Figure 2-7.
7. Connect the ground-screw on the expansion carrier to an approved ground 
by using a #12 AWG or #14 AWG solid copper wire. See Figure 2-3 on 
page 2-13.
Basic Carrier
Expansion Carrier
Basic Carrier
Expansion Carrier
Backboard
Connector 
Carrier
Extender
(under the
breakaway tab)










