Cisco ASR 9001 Hardware Installation Manual page 126

Removing and Replacing the Air Filter
Procedure
Step 1 Loosen the two captive screws on the air filter cover and remove it from the chassis.
Step 2 Grasp the pull tab in the center of the air filter, and slide it out from the slot.
Figure 61: Replacing the Air Filter
1
3
Step 3 Install the replacement air filter.
Note
a) Slide the new air filter into the slot.
b) Tighten the two captive screws on the front of the air filter cover.
Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide
114
Air filter cover
Air filter
Verify the air flow direction when installing the new air filter. An air flow direction arrow is stamped
on the air filter frame and should be pointing towards the chassis and be visible when installed in the
air filter cover.
Replacing Cisco ASR 9001 Router Components
2 Two captive screws