Fujitsu PRIMERGY RX2450 M1 Upgrade And Maintenance Manual page 42

Basic hardware procedures
Additionally, a lifter is required in the following cases:
– The server weighs more than 50 kg.
– The server weighs more than 21 kg and is to be removed above the height
of 25 U.
When using a lifter, this removal procedure needs to be carried out by
maintenance personnel.
Figure 5: Removing the server from the rack
▶ Press on the locking bars on both rack rails (1).
▶ Lift the server out of the rack rails (2) and place it on an even surface.
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For configurations above 55 kg:
At least four people are needed to lift the server out of
the rack cabinet.
Upgrade and Maintenance Manual RX2450 M1