Grizzly G0759 Manual page 52

To lubricate the vertical leadscrew bushing
and ring & pinion gears:
1.
DISCONNECT MILL/DRILL FROM POWER!
2.
Remove the bushing cap by unthreading the
four cap screws that secure it (Figure 50).
Bushing Cap
Figure 50. Bushing cap removal.
3. Apply several drops of light machine oil to
the bushing edge, then rotate the vertical
handwheel to disperse the oil (Figure 51).
Figure 51. Bushing oil location.
4.
Replace the bushing cap.
-38-
5.
Remove the acorn nut and flat washer that
secure the vertical handwheel, then remove
the handwheel (Figure 52).
Figure 52. Handwheel removal.
6.
Remove the four cap screws that secure the
handwheel shaft pillow block, then carefully
remove the assembly (Figure 53).
Pillow Block
Pinion Gear
Figure 53. Handwheel gears.
7.
Use mineral spirits and a brush and rag to
clean as much of the existing grease and
debris as possible off of the ring and pinion
gears. Allow the parts to dry.
8.
Apply a liberal coat of multi-purpose grease
to the pinion gear.
9.
Re-assemble the machine by reversing the
steps above.
Model G0704 (Mfd. Since 05/16)
Ring Gear