Ntp- A107 Inspect, Clean, And Replace The Air Filter - Cisco ONS 15454 Series Procedure Manual

NTP-A107 Inspect, Clean, and Replace the Air Filter
19.
20.
21.
NTP-A107 Inspect, Clean, and Replace the Air Filter
Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
Do not reach into a vacant slot or chassis while you install or remove a module or a fan. Exposed
Warning
circuitry could constitute an energy hazard. Statement 206
Cisco recommends that you inspect the air filter monthly, and clean the filter every three to six months.
Caution
Replace the air filter every two to three years. Avoid cleaning the air filter with harsh cleaning agents or
solvents.
Although the filter can work if it is installed with either side facing up, Cisco recommends that you
Note
install it with the metal bracing facing up to preserve the surface of the filter.
Verify that you are replacing a reusable air filter. The reusable filter is made of a gray, open-cell,
Step 1
polyurethane foam that is specially coated to provide fire and fungi resistance. NEBS 3E and later
versions of the ONS 15454 use a reusable air filter.
If the air filter is installed in the external filter brackets, slide the filter out of the brackets while being
Step 2
careful not to dislodge any dust that might have collected on the filter and proceed to
illustrates a reusable fan-tray air filter in an external filter bracket.
Step 3 If the filter is installed below the fan tray and not in the external filter brackets, open the front door of
the shelf assembly using the following substeps. If the front door is already open, proceed to
a.
b.
c.
Cisco ONS 15454 Procedure Guide, R5.0
15-2
NTP-A266 Edit Network Element Defaults, page
factory-configured (default) network element settings for the Cisco ONS 15454.
NTP-A165 Import Network Element Defaults, page
factory-configured (default) network element settings for the Cisco ONS 15454.
NTP-A166 Export Network Element Defaults, page
factory-configured (default) network element settings for the Cisco ONS 15454.
This procedure ensures that the air filter is free from dirt and dust, which
allows optimum air flow and prevents dirt and dust from entering the
shelf.
Vacuum or detergent and water faucet, spare filter, pinned hex key tool
None
As needed
Onsite
None
Open the front door lock.
The ONS 15454 comes with a pinned hex key for locking and unlocking the front door. Turn the key
counterclockwise to unlock the door and clockwise to lock it.
Press the door button to release the latch.
Swing the door open.
Chapter 15
15-35—Complete as needed to edit the
15-36—Complete as needed to import the
15-38—Complete as needed to export the
Maintain the Node
Step 9. Figure 15-1
Step 4.
December 2004