Chapter 6: Maintenance

Replace Cooling Unit Fan

The blowers (scroll fans) in the cooling units are replaced as individual parts. There are two fans in each cooling unit. No tools are required for this procedure.

Fan 1 LED Fan 2 LED

Caution

If the cooling unit you plan to remove contains the cache backup battery, your system will be vulnerable to a power failure. Temporarily set your cache policy to write-through before starting this procedure. See page 166.

To replace a fan, do the following:

1.Verify that the Fan LED is amber or red and note whether it is Fan 1 or 2 (above).

2.Press the release button and pull the handle downward as shown above.

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Promise Technology 15110 user manual Replace Cooling Unit Fan