Cisco 7606-S Installation Manual page 124

Replacing the Air Filter on a Cisco 7609 Router and the Cisco 7609-S Router (Optional)
Figure 5-125 Installing the Filter Assembly
1
Note Cisco Systems recommends that air filters be changed every three months.
Replacing the Air Filter on a Cisco 7609 Router and the Cisco
7609-S Router (Optional)
Loosen the two fastening screws as shown in
Step 1
support loops (see
Remove the inner filter retainer from the filter cage assembly (see
Step 2
loops and carefully sliding filter retainer outwards.
Cisco 7600 Series Router Installation Guide
5-124
o
INPUT FAN
OUTPU T
OK
OK
FAIL
Thumbscrews
Figure 5-122).
Chapter 5
o
INPUT
FAN OUTPU T
OK OK
FAIL
2 Fastening screw
Figure 5-125 and lift the filter cage assembly off of the
Removal and Replacement Procedures
1
2
1
Figure 5-126) by depressing the thumb
OL-4503-24