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7.
use the t-handle 5mm hex wrench to loosen
the two cap screws shown in Figure 68.
Adjustment
plate
Cap screws
Figure 68. Cross feed leadscrew backlash
adjustment plate and cap screws.
8.
rotate the adjustment plate in small incre-
ments, then test the backlash.
Note: To test the backlash, re-install the key
and ball handle onto the leadscrew.
9.
When you are satisfied with the amount of
backlash, re-tighten the adjustment plate cap
screws.
10. Make sure that all mating surfaces are clean
from debris and oil, then re-install the bearing
housing, key, graduated dial assembly, and
ball handle.
Note: When re-installing the bearing hous-
ing, make sure the way cover mounting
flanges (see Figure 67) are on the top for
proper alignment.
If the bearing housing does not easily slip
onto the alignment pins, use light taps from a
dead-blow hammer or wooden mallet evenly
on all sides of the housing to gradually seat it
against the saddle.
g0667X high precision Vs Vertical Mill
the longitudinal leadscrew backlash is adjusted
in the same manner as the cross feed. refer to
Figure 69 for the location of the longitudinal back-
lash adjustment plate and cap screws.
Adjustment plate
and Cap screws
Figure 69. longitudinal leadscrew adjustment
plate and cap screws as seen from the left
underside of the table.
-47-
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