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Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Chapter 5 Maintaining the Cisco 12404 Internet Router
Cleaning and Replacing the Air Filter
Step 3
Move the air filter away from the chassis (
Figure 5-15
Cisco 12404 Internet Router Air Filter Direction of Air Flow
Step 4
Visually check the condition of the air filter.
Caution
When cleaning or replacing the air filter keep it away from the RP and line card
cage so that any dislodged dust will not be drawn into the cage. Do not vacuum
the air filter while it is installed in the housing.
•
If the filter appears dirty, you can either vacuum or replace it.
•
If the filter appears worn or torn, dispose of it in a responsible manner and
install a replacement air filter.
Caution
Never wash an air filter and immediately reinstall it in the chassis, because
moisture drawn inside the chassis can damage the components. Allow the air filter
to become completely dry.
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AIRFLOW
AIRFLOW
AIRFLOW
AIRFLOW
todd.book Page 27 Tuesday, November 27, 2007 6:02 PM