Cisco ASR 903

Step 5
Use a ratcheting torque screwdriver to torque the terminal block plug captive screw (above the installed wire lead) from
4.425 in.-lb (.5 N-m) to 5.310 in-lb (.6 N-m) as shown in the figure below .
Figure 64: Torquing the DC Power Supply Terminal Block Plug Screws
Torque is from 4.425 in.-lb (.5 N-m) to 5.310 in-lb (.6
N-m).
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Cisco ASR 903 Aggregation Services Router Hardware Installation Guide
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Installing the Cisco ASR 903 Router
Installing the DC Power Supply