AC450NX Rack Server System Product Guide
128

Fan Array Housing

Removing the Fan Array Hous ing

See Figures 13-1 and 13-2.
1. Observe the precautions on page 115, “Safety Guidelines.”
2. Remove the top cover, the fan array assembly cover, and the memory module cover as
described in Chapter 12, “Server Covers: Removing/Reinstalling.”
3. Use the grasp holes and remove all fan assemblies.
4. Remove and save the five screws that secure the housing to the chassis.
5. Remove the fan array housing.

Reinst alling the Fan Array Housing

See Figures 13-1 and 13-2.
1. Observe the precautions on page 115, “Safety Guidelines.”
2. Reinstall the fan array housing ensuring that it engages with the support tabs.
3. Insert the screws that you removed earlier and tighten the screws firmly (8.0-inch pounds).
4. Reinstall each fan assembly. The fan assemblies are keyed and can only be installed if
correctly oriented.
5. Reinstall the top cover, the fan array assembly cover, and the memory module cover as
described in Chapter 12, “Server Covers: Removing/Reinstalling."