Grizzly G0791, Owner'S Manual

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Model G0791 (Mfd. Since 9/15)
Tilting Headstock
Have another person support the headstock by
hand during
Steps 2–3 to prevent headstock from
slipping out of control while tilting it.
Tool Needed Qty
Wrench 17mm.................................................... 1
To tilt headstock:
1. DISCONNECT MACHINE FROM POWER!
2. With someone supporting headstock by hand,
loosen two tilt locking nuts on each side of
mill headstock (see
Figure 103).
3. While viewing tilt scale (see Figure 103),
rotate headstock to required angle, then
retighten locking nuts to secure headstock.
These movements are controlled by the car-
riage handwheel and cross slide handwheel (
see
Figure 105).
Figure 105. Table travel controls.
Cross Slide
Handwheel
(Y-Axis)
Cross Slide
Table
Carriage
Handwheel
(X-Axis)
Carriage Handwheel (X-Axis)
Graduated Dial
Increments ................................. 0.010" (0.25mm)
One Full Revolution ..................0.670" (17.02mm)
Use the carriage handwheel to move the carriage
left or right along the bed. Adjust the position of
the graduated scale by holding the handwheel
with one hand and turning the dial with the other.
Cross Slide Handwheel (Y-Axis)
Graduated Dial
Increments .................................0.002" (0.05mm)
One Full Revolution .......................0.2" (5.08mm)
Use this handwheel to move the cross slide table
toward or away from the tooling. The cross slide
handwheel is graduated to read diameter chang-
es when turning a shaft. Divide the increments by
2 to determine how far the slide has travelled.
Figure 103. Location of tilt locking nut and tilt
scale.
Tilt
Scale
Table Travel
The cross slide table travels in the X-axis (lon-
gitudinal), and the Y-axis (cross) directions, as
illustrated in
Figure 104.
X-Axis or Longitudinal Travel (Left & Right)
Y-Axis or
Cross Travel
(In & Out)
Figure 104. Cross slide travel directions.
Locking Nut
(1 of 2)