Model G0740 (Mfg. Since 11/12) -27-
2. Clear away all tools and objects used during
assembly, lubrication, and preparation.
3. make sure that the chuck and jaws, if installed,
are secure (refer to Chuck and faceplate
Mounting on Page 32).
Note: If a chuck is not installed on the lathe,
you do not need to install one for this test.
4. push the stop button on the control panel
(see figure 25), and point the coolant nozzle
into the chip pan.
Note: In the next step, use the chuck key
to rock the chuck back-and-forth so that the
gears will mesh as you make the adjust-
ments. Be sure to remove the chuck key
before continuing.
figure 25. Control panel.
power
lamp stop
button
Jog
button
Cutting Fluid
pump switch
5. Disengage the quick-change gearbox from
the drive train by moving the feed range lever
to the neutral (middle) position (see figure
26).
Low
Neutral
Feed Range Lever
High
Feed
range lever
figure 26. Feed range lever.
6. set the spindle speed to 50 rpm as follows:
a. move the spindle range lever so that the
arrow on top of its hub is pointing toward
the right-hand spindle speed chart (see
figure 27).
A
B
C
D
Spindle Range
Lever Pointing
To The Right-
Hand Speed
Chart
Spindle Speed
Lever Set To
“A” (50 RPM)
figure 27. spindle speed set to 50 rpm.
spindle range
lever
speed
speed lever
b. move the spindle speed lever so that the
"a" on its hub is directly under the arrow on
the headstock. this corresponds to the "a"
in the right-hand spindle speed chart.
c. turn the two-speed motor switch to the
loW position. this enables all the low
speeds in the green columns of the spindle
speed charts.