Cisco NCS 4216 Installing page 12

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Installing Air Plenum in NCS 4216 Shelf for ANSI 23-inch Configuration

Figure 12: Installing the Air Plenum in the Rack

Step 2

Align the screws to fix the adapter plates to the shelf. Insert the screws and tighten them to a torque value of

11.5 in-lb (1.3 N-m).

Step 3

Place a horizontal air plenum as the base.

Step 4

Install the vertical air plenum to the left of the bottom horizontal plenum.

Step 5

Install the wing head screws from the internal side of the horizontal plenum and tighten the screws to a torque

value of 11.5 in-lb (1.3 N-m).

Step 6

Install the vertical air plenum to the right of the horizontal air plenum. Follow step 5.

Step 7

Install the horizontal air plenum above the vertical air plenums. Follow step 5.

Step 8

Install the pre-assembled air plenum for ANSI 23-inch configuration.

Step 9

Install the pre-assembled air plenums in the ANSI 23-inch rack or cabinet.

Step 10

Check the length between the top and bottom horizontal air plenums where the chassis will be installed. The

length must be not less than 10.5 inches (267 mm). If the length is less, adjust the position of the top horizontal

plenum.

Installing the Cisco NCS 4216