Grizzly G4000 Instruction Manual page 23

3 3 . . Place the live center in your tailstock.
4 4 . . Attach a lathe dog to the bar stock and
mount it between the centers. F F i i g g u u r r e e 3 3 0 0
5 5 . . Turn approximately .010" off the diameter.
F F i i g g u u r r e e 3 3 0 0 . . Bar stock mounted on centers.
T T I I P P
Before making adjustments to the tailstock,
mount a magnet dial indictor so that the dial's
plunger is on the tailstock barrel.
F F i i g g u u r r e e 3 3 1 1 . . Adjusting for headstock end taper.
6 6 . . Measure the stock with a micrometer. If the
stock is fat at the tailstock end, the tailstock
needs to be moved toward you the amount
of the taper. F F i i g g u u r r e e 3 3 1 1 . . If the stock is thin-
ner
-22-
at the tailstock end, the tailstock needs to be
moved away from you the amount of the
taper. F F i i g g u u r r e e 3 3 2 2 . .
F F i i g g u u r r e e 3 3 2 2 . . Adjusting for tailstock end taper.
7 7 . . Loosen the tailstock mounting bolt. Adjust
D D o o N N o o t t forget to lock down the tailstock after
each adjustment.
0
45 5
40 10
35 15
30
20
25
F F i i g g u u r r e e 3 3 3 3 . . Tailstock offset adjustment screw.
the tailstock offset by the amount of the
taper by turning the adjustment setscrews.
F F i i g g u u r r e e 3 3 3 3 . . Turn another .020'' off the stock
and check for taper. Repeat as necessary
until the desired amount of accuracy is
achieved.
N N O O T T I I C C E E
A A d d j j u u s s t t m m e e n n t t S S c c r r e e w w
G4000 9'' x 19'' Lathe
0
45 5
10
40
35
15
30 20
25