YASKAWA Motoman MH Series - Figure 4-23 Measurement Point for Horizontal Alignment, Bottom View; Figure 4-24 Vertical Position - Drive Bushing on Bottom

INSTALLATION
MH–Series Positioner Manual with MotoMount 4-20 MOTOMAN
c) Ensure the bearing housing is perpendicular to the tailstock adapter
within 1/2 degree (a visual check with a square is acceptable).
d) Repeat this process until the gap at both positions is within 1 mm (.039
in.). If moving the bearing housing cannot provide the desired results, the
columns are out of basic alignment and must be repositioned.
e) Tighten the bearing mounting bolts to 76 N • m (56 lbf-ft).
Figure 4-23 Measurement Point for Horizontal Alignment, Bottom View
V
ertical Alignment
MotoMount must be at a vertical position (see Figure 4-24) to check the vertical
alignment.
Figure 4-24 Vertical Position - Drive Bushing on Bottom
HEADSTOCK FACEPLATE
ALIGNMENT GAP
MOUNTING BLOCK
DRIVE BUSHING
FIXTURE BLOCK
DRIVE BUSHING