Lenovo ThinkCentre 7244 Hardware Maintenance Manual page 107

Figure 31. Removing the rear fan assembly
5. Install the new rear fan assembly by aligning the new rubber mounts of the new rear fan assembly with
the holes on the chassis and push the rubber mounts through the holes.
Note: The new rear fan assembly you received will have four new rubber mounts attached.
6. Pull on the tips of the rubber mounts until the fan assembly is in place.
.
Chapter 8 Replacing FRUs (Machine Types: 3063, 3231, 3285, 4084, 4085, 4086, 4087, 6138, 6209, 6239, 6302, 7188, 7244,
7347, 7355, 7358, 7373, 7484, 7571, 7628, 7635, 7639, 8494, 8854, 9728, 9960, and 9965.)
99