Cisco 7000 Series Hardware Installation And Maintenance page 208

and
Cleaning Replacing
The
air
lower
filter
Remove
environments
If
completely
becomes
an
You
five
Do
Caution
equipment
Tools
Required
You
will
replace
and
Accessing Cleaning
Perform
Step
Step
Step
Step
Step
Step
Step
Step
Air
the
removes from
dust the
filter
frame of the top chassis
front
maintenance
and vacuum
the
air
filter
is
vacuuming not possible
you
dry before
replacing
wom
filter can
dirty
condition
overtemperature
down
do need
not shut
to
Do
minutes
not operate the
not vacuum the while
air
filter
wet
Never
filter
place
need hand vacuum
small
without
if
it leaving
necessary
or the
Replacing
check
the following
to
steps
Remove bottom
the front
The
of the
chapter
edges
Remove the
by
filter
grasping
the condition of the
Check
discard ensure
after
it you
new
the
filter
Move
from
the
filter away
when
or near
is installed
it
and
of dust allow loose
particles
lIthe needs washing
filter
not available
replacement is
Do
not operate
it
replace
Wash
the
in
filter
running
be
dry before
thoroughly
Place the new
or clean
dry
Ensure are tucked
that
all
edges
bottom
To replace the front
then
of the chassis push
Filter
drawn blower The
the
air in
by
See
panel 5-22
Figure
two weeks
once
at least
every
and wash
the
remove filter
can
in the chassis Have
it
spares
the flow of cooling
prohibit
remove
the
if
system you can
for more than
five
system
the chassis
is installed in
it
drawn
in the chassis the moisture
Have
clean the
to air filter
the system without
operating
Filter
and
the clean
or replace
filter
the section
to
panel Refer
the lower
air filter into
fit
and
the center pulling the edges
in
it
the
filter If filter
is
extremely
you have
that
replacement
and vacuum
the chassis
it
the chassis
opening
doing
enter the chassis
to
refer to to install
Step
down
shut the
until
system
the system for more than
five
and
water or discard
it
replace
the chassis
in
you it
replace
frame and push
the
filter
over
frame
the
into
bottom
align the of the panel
panel
the edges in the studs snap
until ball
Cleaning and
Replacing
of the
edges air
filter fit
Use
the following
guidelines
more often
or in
unusually
it but ensure
that is
it
on hand
in case the
filter
and
air into
the chassis
may
clean and
the
filter
replace
minutes without installed
filter
the chassis can
into
damage
on hand
so
filter that
spare
bottom
or front
filter
if
it
necessary
Panels
the
Removing earlier
frame
of the top front
panel
frame
out of the
worn
dusty or if
it
appears
Proceed
available
to Step
Do
vacuum
not
thoroughly
so can
dislodge substantial
replacement filter If
temporary
and you
the can
filter dries
minutes without installed
filter
new The
with
filter
it filter
the edges into with your
it
with the holes on
into
place
the Air
Filter
the
into
for air
dusty
or
tears
cause
within
the
can
you
panel
in this
or torn
to install
the
filter
amounts
safely
must
fingers
the front
Maintenance
5-63