Lenovo ThinkStation P3 Ultra Hardware Maintenance Manual page 71

2. Loosen the heat sink screws and remove the heat sink.
Attention: Use the screws provided by Lenovo to avoid any unpredictable damage to your
computer.
Step Screw (quantity)
3
M3 x L17.4 mm, flat-head (4)
4
M3 x L5 mm, countersunk screw (1)
3. Secure the system fan screw.
Color Torque
Bright Ni 3.0±0.1 in-lbs
Blue Zn 5.0±0.1 in-lbs
.
Chapter 7 Hardware removal and installation
67