Fujitsu PRIMERGY RX2530 M6 Upgrade And Maintenance Manual page 302

Liquid cooling (LC)
▶ Loosen the captive screws in the sequence printed on the heat sink (1 to 4)
by proceeding as follows:
Torque: 0.9 Nm
▶ First, loosen the captive screws 1 and 2 completely.
▶ Loosen the captive screws 3 and 4 completely.
▶ Push the four latches inward.
Figure 210: Removing the LC heat sink (B)
▶ Proceed for the second heat sink in the same way.
▶ Hold the heat sinks with both hands and lift up the complete LC kit.
CAUTION
▶
Pay special attention not to damage any system board
components surrounding the CPU socket.
302 Upgrade and Maintenance Manual RX2530 M6