Grizzly G0791, Owner'S Manual

Page: 94 / 132

-92-
Model G0791 (Mfd. Since 9/15)
4.
Remove end gear cover, then remove the
outboard spindle cover (see
Figure 154).
C
B
A
I
II
III
Alpha
Lever
Set between
B & C
Numeric
Lever
Set between
I
&
II
Figure 153. Spindle speed levers set to neutral.
5. Place chuck key in cam-lock socket and keep
spindle from rotating.
6. Using a spanner wrench, or hammer and
punch, loosen outer spanner nut (see
Figure 155) and remove it.
3. Remove chuck, then shift spindle to neutral
by positioning alpha spindle speed lever
between
C and B and numeric spindle speed
lever between the
I
and
II
,
as shown in
Figure 153.
Figure 154. Outboard spindle cover.
Outboard
Spindle
Cover
Figure 155. Loosening outer spanner nut.
Outer Spanner Nut
Spanner
Wrench
9. Place dial indicator on cross slide and move
carriage toward headstock until contact point
of indicator touches spindle face, as shown in
Figure 157.
Figure 157. Dial indicator setup.
7. Loosen inner spanner nut one turn.
Note: You may have to tap on the outboard
end of the spindle as explained in Step 8, to
help unload the spindle and break the span-
ner nut loose.
8. Place wooden block over outboard end of
spindle, tap it a few times with small sledge
or heavy dead blow hammer (see
Figure
156). Your goal is to slide spindle forward
just enough to introduce spindle end-play that
you can feel by hand.
Figure 156. Introducing detectable end-play.
10. Move carriage an additional 0.100" toward
headstock.