Lenovo ThinkCentre M91p 4524 Hardware Maintenance Manual page 162

6. The system fan assembly is attached to the chassis by four rubber mounts. Remove the system fan
assembly by cutting the rubber mounts and lifting the system fan assembly out of the chassis.
Note: The new system fan assembly will have four new rubber mounts attached.
Figure 92. Removing the system fan assembly
7. Install the new system fan assembly by aligning the new rubber mounts that came with the new system
fan assembly with the corresponding holes in the chassis, and then push the rubber mounts through the
holes. Then, carefully pull on the tips of the rubber mounts from the bottom until the new system fan
assembly is secured in place.
Figure 93. Installing the system fan assembly
8. Connect the new system fan assembly cable to the system fan connector on the system board. See
"Locating parts on the system board" on page 77.
154
ThinkCentre Hardware Maintenance Manual