Figure 1-12 Fan-Tray Assembly; Air Filter - Cisco ONS 15600 Reference Manual

Chapter 1 Shelf and Backplane Hardware
Figure 1-12

1.10.1 Air Filter

The ONS 15600 SDH contains a reusable air filter that is made of an open-cell polyurethane foam that
is flame retardant and fungi resistant. The air filter is located above the three fan trays
This disposable filter is designed to be cleaned using only mild detergents. You can order air filter
replacements from Cisco Systems (P/N 700-13116-05). Keep spare filters in stock. Refer to the
Cisco ONS 15600 SDH Procedure Guide for information about replacing the fan-tray air filter.
Inspect the air filter every 30 days, and clean the filter every three to six months. Replace the air filter
Caution
every two to three years. Avoid cleaning the air filter with harsh cleaning agents or solvents.
Do not operate an ONS 15600 SDH without a fan-tray air filter. A fan-tray filter is mandatory.
Caution
78-18400-01
Fan-Tray Assembly
Cisco ONS 15600 SDH Reference Manual, Release 9.0
1.10.1 Air Filter
(Figure 1-13).
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