Fujitsu PRIMERGY RX2540 M7 Upgrade And Maintenance Manual page 384

Liquid cooling (LC)
Figure 239: Installing the CPU onto the LC heat sink
▶ Place the CPU with the CPU frame onto the LC heat sink.
▶ Ensure that the triangle marks on the LC heat sink and on the CPU frame
are on the same edge (see close-up).
▶ Prepare the second LC heat sink in the same way.
▶ Turn around the LC heat sinks.
▶ Hold the complete LC kit with both hands.
▶ Carefully place the LC heat sinks onto the CPU sockets on the system
board.
384 Upgrade and Maintenance Manual RX2540 M7