Attention:
An IBM service support representative must install the rack. Professional movers/riggers
must transport the rack to within the installation room. The IBM authorized service provider will only
perform minimal frame repositioning within the computer room, as needed, to perform required service
actions. Refer to “Danger notices” on page xv for more information.
Perform the following steps to position the rack:
1.
Remove all packing and tape from the rack.
2.
Position the rack according to the customer floor plan.
3.
Lock each caster wheel by tightening the screw on the caster. See Figure 83.
Use the following conditions to determine the next step:
v
If you are not attaching the rack to the floor, go to “Step 2. Level the rack.”
v
If you are bolting the rack to a concrete floor, go to “Step 4. Attach the rack to a concrete floor” on
page 210.
v
If you are bolting the rack to a concrete floor beneath a raised floor, go to “Step 5. Attach the rack to a
concrete floor beneath a raised floor” on page 212.
Step 2. Level the rack
Perform the following steps to adjust the leveling feet:
1.
Loosen the jam nut on each leveling foot by turning the nut counterclockwise, away from the bottom
of the rack. See Figure 84 on page 209.
2.
Rotate each leveling foot downward until it contacts the surface on which the rack is placed.
3.
Adjust the leveling feet downward as needed until the rack is level. When the rack is level, tighten
the jam nuts against the base by turning the nut clockwise, toward the bottom of the rack.
Locking Screw
SJ000654
Figure 83. Caster wheel
208
SAN256B-6 Installation, Service, and User Guide
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