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Model G0704 (Mfg. Since 0 8/11)
Figure 51. Bushing cap removal.
Figure 53. Handwheel removal.
Figure 52. Bushing oil location.
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 51).
3. Apply several drops of light machine oil to
the bushing edge, then rotate the vertical
handwheel to disperse the oil (Figure 52).
Bushing Cap
4. Replace the bushing cap.
5. Remove the acorn nut and flat washer that
secure the vertical handwheel, then remove
the handwheel (Figure 53).
6. Remove the four cap screws that secure the
handwheel shaft pillow block, then carefully
remove the assembly (Figure 54).
Figure 54. 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.
Pinion Gear
Ring Gear
Pillow Block