Lenovo ThinkCentre 6136 Hardware Maintenance Manual page 106

Figure 21. Installing the short rubber mounts
Figure 22. Replacing the system fan assembly
10. Connect the system fan assembly cable to the fan connector on the system
11. Replace the heat sink. See "Replacing the heat sink" on page 91.
12. Go to "Completing the FRU replacement" on page 106.
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Hardware Maintenance Manual
6. Install the two short rubber mounts in the new system fan as shown.
7. Install the two long rubber mounts into the rear of the chassis. Push the
mounts through the holes of the chassis. If necessary, pull the mounts through
the holes from inside the chassis.
8. To install the new system fan assembly into the chassis, align the open holes
in the system fan assembly with the long rubber mounts in the chassis. Pull
the rubber mounts through the holes in the system fan assembly until the fan
is in place.
9. Once the system fan assembly is secure, you should remove the extra rubber
from the mounts.
board.