Lenovo ThinkStation P300 - Manual (Page 109)

6. The system fan is attached to the chassis by four rubber mounts. Remove the system fan by cutting
the rubber mounts and lifting the system fan out of the chassis.
Note: The new system fan will have four new rubber mounts attached.
Figure 46. Removing the system fan
7. Install the new system fan by aligning the new rubber mounts that came with the new system fan 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 is secured in place.
Chapter 9 . Installing or replacing hardware 97