Installing racks
72
ANSI Hardware Installation Manual
3HH-12893-AAAA-TCZZA Issue: 09
DRAFT
Figure 18 Securing the rack to the floor (seismic-qualified installation)
4 Line up the rack. Use the level to check leveling and alignment of the rack at the base, top, 
and both sides. If needed, insert a shim under the base to ensure correct leveling.
5 Apply torque to the red cap of each bolt until the retaining pins shear. Remove the cap to 
expose the green tabbed ring. The exposure of the green tabbed ring indicates proper 
installation.
Slotted plate
Anchor bolts
Anchor plate
22365
Cover plate
Slotted plate
Anchor bolts
Anchor plate(s)
Minimum
embedment
line
Concrete
floor
18 mm hole size
Note —  The maximum shim height to achieve the allowable vertical 
deviation is 0.75 in. (19 mm).