Spindle Break-In; Carriage Lock; Recommended Adjustments - Grizzly G9972Z Owner's Manual

11. press the red button on the motor on/oFF
switch.
—if the motor stops, the emergency stop fea-
ture of the switch is working as designed.
—if the motor does not stop, immediately
disconnect the machine from power. the
emergency stop feature is not working
correctly. this safety feature must work
properly before proceeding with regular
operations. Call tech support for help.
12. after successfully completing all the Test
Run steps, proceed to Spindle Break-In.

Spindle Break-In

NOTICE
Successfully complete all of the spindle
break-in steps to avoid rapid deterioration
of the spindle bearings and other related
parts.
1. disConneCt Lathe FroM poWer!
2. Make sure the lathe is properly lubricated
(refer to Lubrication on page 41 for detailed
instructions).
3.
Configure the spindle belt for the lowest spin-
dle speed (refer to Spindle Speed on page
29 for detailed instructions).
4. Connect the machine to power, turn the spin-
dle switch to the "R" position to start spindle
rotation in the counterclockwise direction,
then let the lathe run for 10 minutes.
5.
stop the spindle rotation and wait until the
spindle has come to a complete stop.
6.
start spindle rotation in the opposite clock-
wise direction and let the lathe run for 10
minutes.
7. disconnect the machine from power, then
repeat Steps 4–6 for each of the spindle
speeds.
G9972Z 11" x 26" Lathe w/Gearbox
8. turn the lathe OFF. the spindle break-in is
complete and your lathe is ready for opera-
tion.

carriage Lock

the carriage is supplied with a lock bolt on the
front right-hand side of the saddle (see figure 10).
this bolt locks the carriage in place for increased
rigidity when making face cuts. this lock bolt must
be loosened before attempting to move the car-
riage manually or with the power feed.
Lock Bolt
figure 10. Carriage lock bolt.
Recommended
Adjustments
For your convenience, the adjustments listed
below have been performed at the factory.
however, because of the many variables involved
with shipping, we recommend that you at least
verify the following adjustments to ensure the best
possible results from your new machine.
step-by-step instructions for these adjustments
can be found in the SERvIcE section starting on
page 45.
factory adjustments that should be verified:
Cross slide backlash adjustment (page 48)
•
gib adjustments (page 49)
•
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