5-131
Cisco 7600 Series Router Installation Guide
OL-4503-26
Chapter 5 Removal and Replacement Procedures
Replacing the Air Filter on a Cisco 7609 Router and the Cisco 7609-S Router (Optional)
Figure 5-130
Installing the Filter Assembly
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)
Step 1
Loosen the two fastening screws as shown in
Figure 5-130
and lift the filter cage assembly off of the
support loops (see
Figure 5-127
).
Step 2
Remove the inner filter retainer from the filter cage assembly (see
Figure 5-131
) by depressing the thumb
loops and carefully sliding filter retainer outwards.
104900
INPUT
OK
FAN
OK
OUTPUT
FAIL
o
INPUT
OK
FAN
OK
OUTPUT
FAIL
o
P
O
R
T
2
P
O
R
T
2
LINK
ACTIVE
TX
RX
TX
RX
ACTIVE
TX
RX
TX
RX
TX
RX
TX
RX
2
1
1
1
Thumbscrews
2
Fastening screw