Sharp 16 Series Manual page 38

ADJUSTMENTS AND REPAIRS:
ADJUSTING LEAD SCREW BACKLASH
a. Remove plastic cover on the lead screw bracket.
Loosen lock nut "A"under cover.
b.
Tighten left side nut "B"until backlash has been removed.
c.
Re-tighten lock nut "A"and replace plastic cover. (Figure 9)
d.
ADJUDTING SPINDLE BEARINGS
The front and middle spindle bearings are precision taper roller bearings. To adjust:
a. Loosen set screw (Part #60) on locking NUT (Part #62).
b. Tighten locking nut (Part #62) to obtain proper preload. (Check by spinning
chuck by hand. Chuck should rotate freely for at least 2 revolutions).
c. Re-tighten set screw (Part #60) on lock nut. (Figure 10)
Notes:
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