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CiscoASR 9000 Series Aggregation Services Router Hardware Installation Guide
Chapter5 Replacing Cisco ASR 9000 Series Router Components
Replacing the Chassis Air Filter
Step5 For the CiscoASR 9922 Router and Cisco ASR 9912 Router, remove the three air filters by pulling
them off the front of the chassis (Figure5-4 and Figure 5-6). Then, for each filter, loosen the thumb
screws, rotate the inner frame out, and replace the foam media (Figure5-7 and Figure 5-8).
Note In the Cisco ASR 9922 Router (version 2 air filter) the center air filter, shown in Figure5-5, does not
does not contain replaceable foam media. The left and right air filters are the same as version 1 and
contain replaceable foam media.
Figure5-4 Cisco ASR9922 Router Chassis Air Filters
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