Jet BD-920N - Further Adjustments and Replacements; Compound Slide Spindle Backlash; Half-Nut Guide Adjustment; Shear Pin Replacement

Compound Slide Spindle Backlash Adjustment
Remove two screws holding the spindle bracket in
position and unscrew the spindle. Adjust the screw ring
(1, Fig. 36) until all backlash has been eliminated.
Adjustment of Half-Nut Guide
Loosen two nuts (1, Fig 37) on the right side of the
apron and adjust the control screws (2, Fig 37) until both
half nuts move freely without play. Tighten both nuts.
Replacing the Shear Pin in the Leadscrew
If the shear pin breaks, it must be replaced. (Fig. 38)
To knock out the broken pin, the hex head screw must
be loosened and the pinion removed. Take off the
sleeve and remove the broken pin from the sleeve and
the leadscrew. Replace the sleeve, line up the holes, fit
the new pin, and assemble
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