IBM 9306 Hardware Maintenance Manual page 20

Installing stabilizer brackets
See the unpacking instructions that come with the rack cabinet for information on
how to unpack and locate the rack cabinet; then, lower the rack leveling pads and
install the stabilizer brackets for added stability.
Note: NetBAY25 Rack cabinets have only a front stabilizer bracket. NetBAY42
Statement 2:
DANGER
Installing the NetBAY25 stabilizer bracket:
Figure 5. Lowering the NetBAY25 leveling pads and installing the stabilizer bracket
1. Use a 12 mm open-end wrench to lower each of the four leveling pads just
2. Attach the stabilizer bracket to the front of the rack cabinet with the screws that
3. If necessary, bolt the rack cabinet to the floor through the provided holes in the
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Hardware Maintenance Manual: IBM PC Server/Enterprise Racks Types 9306, 9308
Rack cabinets have one front and four side stabilizer brackets.
v Always lower the leveling pads on the rack cabinet.
v Always install stabilizer brackets on the rack cabinet.
v Always install servers and optional devices starting from the bottom of
the rack cabinet.
v Always install the heaviest devices in the bottom of the rack cabinet.
enough so that they touch the floor. The rack casters support the weight of the
rack cabinet. The pads prevent the rack from rolling.
come with the bracket.
stabilizer bracket.