Grizzly G9249 - Manual (Page 23)

g9249 12" x 37" Belt drive gap Bed lathe
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D. feed Direction Lever: Controls direction or
stops (center position) the rotation of the feed
rod or leadscrew.
E. feed Rod/Leadscrew Lever: selects feed
rod rotation when positioned to the left,
leadscrew rotation when positioned to the
right, and stops the rotation of either when in
the center position.
f. feed Rate Selectors: sets the feed rate of
the feed rod or leadscrew.
carriage controls
use figure 19 and the descriptions below to
become familiar with the carriage controls and
their functions.
figure 19. Carriage controls.
B
C
e
d
F
g
A
A. cross Slide Handwheel: Moves the top
compound slide toward and away from the
workpiece.
B. compound Slide Handwheel: Controls the
position of the cutting tool relative to the
workpiece.
c. Thread Dial: indicates where to re-engage
the leadscrew with the half-nut during thread-
ing operations.
D. Half-Nut Lever: engages the half-nut with
the leadscrew when in the down position,
and releases the half-nut from the leadscrew
when in the up position.
E. Spindle Direction Lever: starts, reverses
or stops the spindle rotation, and feed rod or
leadscrew if engaged.
f. feed change lever: selects either the car-
riage or the cross slide to engage with the
feed rod when in motion. Move the lever
down to start the carriage moving along the
spindle center line, and move the lever up to
move the cross slide across the spindle cen-
ter line.
G. carriage Handwheel: Moves the carriage
parallel to the spindle center line.
Tailstock controls
refer to the descriptions below and figure 20 to
understand the tailstock controls.
figure 20. tailstock with tailstock and quill lock
in the locked positions.
Quill lock
tailstock lock
Quill handwheel
Quill Lock: locks the quill in position when
pushed up, and frees the quill for movement when
pulled down.
Tailstock Lock: locks the tailstock in place on
the bedway when pushed forward, and unlocks
the tailstock when pulled back and down.
Quill Handwheel: Moves the quill toward the
spindle when rotated clockwise, and retracts the
quill into the tailstock when rotated counterclock-
wise.
Note: The graduated dial has marks in
0.001" increments on the upper portion of the dial
and marks in 0.02mm increments on the lower
portion.