Hitachi GR2000 Series Installation Manual page 331

procured earthquake-proof bolts (as necessary). Just locking the casters is allow
as a temporary fixation during transportation, but this method is not allowed for
installation.
See Figure 6-22 through Figure 6-24 for the locations and dimensions of the
screwjacks, earthquake-proof bolt holes, and casters for GR2000-10H, GR2000-2
GR2000-10, and GR2000-20 (unit: mm).
Frame base
opening for air
Screwjack/earthquake-proof bolt hole (M12)
Caster
M12 nut (pitch 1.75)