Lenovo ThinkCentre M83 Hardware Maintenance Manual page 222

6. The front fan assembly is attached to the chassis by four rubber mounts. Remove the front fan assembly
by breaking or cutting the rubber mounts and gently pulling the front fan assembly out of the chassis.
Note: The new front fan assembly comes with four new rubber mounts attached.
Figure 185. Removing the front fan assembly
7. Install the new front fan assembly by aligning the four new rubber mounts on the new front fan assembly
with the corresponding holes in the chassis and push the rubber mounts through the holes. Pull the
tip of each rubber mount from the outer side of the front panel until all rubber mounts go through the
holes and secure the front fan assembly in place.
Figure 186. Installing the front fan assembly
8. Connect the cable of the new front fan assembly to the power fan connector on the system board. See
"Locating parts on the system board" on page 82.
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ThinkCentre M83 and M93/p Hardware Maintenance Manual