Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 257

Chapter 5 Removal and Replacement Procedures
Remove the inner filter retainer from the filter cage assembly (see
Step 3
loops and carefully sliding filter retainer outwards.
Figure 5-128
1
1 Filter cage assembly
3
Thumb loops
Place the foam filter over the filter retainer (see
Step 4
Slide retainer and filter into cage assembly.
Step 5
OL-4503-26
Installing the Air Filter Assembly on a Cisco 7609 Router and the Cisco 7609-S Router (Optional)
Removing the Inner Filter Retainer
2
4
Figure
3
2 Filter retainer
4
Tabs (on rear of filter cage assembly)
Figure 5-129).
Cisco 7600 Series Router Installation Guide
5-128) by depressing the thumb
5-129