Figure 205: Replacing the Cisco ASR 9904 Router Chassis Air Filter
Thumb screw
2
Air filter
1
Step 2
For the Cisco ASR 9922 Router and Cisco ASR 9912 Router, remove the three air filters by pulling them off
the front of the chassis (
Cisco ASR 9922 Router Chassis Air Filters
) and (
Cisco ASR 9912 Router Chassis
Air Filter
). Then, for each filter, loosen the thumb screws, rotate the inner frame out, and replace the foam
media (
Removing the Cisco ASR 9922 Router Chassis Center Air Filter—Version 1
and
Removing the Cisco
ASR 9922 Router Chassis Side Air Filter —Versions 1 and 2
).
In the Cisco ASR 9922 Router (version 2 air filter) the center air filter, shown in
Cisco ASR 9922
Router Chassis Center Air Filter—Version 2
, does not contain replaceable foam media. The left
and right air filters are the same as version 1 and contain replaceable foam media.
Note
Figure 206: Cisco ASR 9922 Router Chassis Air Filters
Cisco ASR 9000 Series Aggregation Services Router Hardware Installation Guide
227
Replacing Cisco ASR 9000 Series Router Components
Replacing the Chassis Air Filter