Chapter 12. Fan Assemblies
This chapter provides the following information:
v
v
“Precautions specific to fan assemblies” on page 176
v
“Fan assembly fault indicators” on page 177
v
“Fan assembly task guide” on page 177
v
“Time and items required” on page 178
v
“Removing a fan assembly” on page 178
v
“Installing a fan assembly” on page 179
v
“Verifying fan operation” on page 180
Fan assembly overview
Following are important details that you should note about fan assemblies:
v
Three fan assemblies are installed in the device, containing two fans each, for a
total of six fans.
v
The device requires 5 fans out of 6 functioning fans for operation.
v
Fan assemblies with the following airflow directions can be installed. All fan
assemblies must have the same airflow direction and match airflow direction of
installed power supplies.
– Fan assembly with nonport-side air intake. Fans move air from the nonport
side to the port side of the device.
– Fan assembly with nonport-side air exhaust. Fans move air from the port side
to the nonport side of the device.
v
Fan assemblies can be removed and replaced without special tools.
v
The device can continue operation while one fan assembly is replaced if the fan
assembly is replaced immediately.
The following figure illustrates fan assembly components.
© Copyright IBM Corp. 2017
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