Grizzly G0827 Owner's Manual page 28

10. Verify vertical spindle rotates forward (clock-
wise looking down on headstock).
— If spindle rotates in wrong direction, stop
machine and
POWER! Phase of incoming power supply
is reversed. Open electrical panel door,
swap wires at "L1" and "L3" terminals (see
Figure 25), then close panel and recon-
nect machine to power.
Electrical
Panel
Door
L1
Terminal
Figure 25. Location of L1 and L3 terminals
inside electrical panel.
11. Press STOP button (vertical spindle) shown
in Figure 26 and wait for spindle to com-
pletely stop.
Figure 26. Location of vertical spindle STOP
button.
-26-
DISCONNECT FROM
L3
Terminal
STOP Button
(Vertical
Spindle)
12. Repeat Steps 8–11 with vertical spindle
reverse rotation.
13. Set horizontal spindle to 48 RPM (see Page 36
for details on how to change speeds).
14. Repeat Steps 8–12 with horizontal spindle.
15. Press E-STOP button on control panel.
16. WITHOUT resetting E-STOP button, attempt
to start vertical spindle rotation. Machine
should not start.
— If machine does not start, E-STOP button
safety feature is working correctly.
— If machine does start (with the E-STOP
button pushed in), immediately disconnect
power to the machine. The E-STOP but-
ton safety feature is not working correctly.
This safety feature must work properly
before proceeding with regular operations.
Review Troubleshooting on Page 55.
17. Loosen hex bolt shown in Figure 27 and
open rear column cover.
Figure 27. Location of bolt for opening rear
column cover.
Model G0827 (Mfd. Since 11/17)
Rear Column
Cover