Grizzly VS MILLING MACHINE G0669X - Manual (Page 35)

g0669X precision 10" x 54" Vs Milling Machine
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NOTICE
When the spindle speed range is changed,
the rotation direction of the spindle will
reverse and so will the direction of the quill
when in auto-downfeed mode.
8. push or pull the auto-downfeed direction pin
to select the desired direction of quill move-
ment.
NOTICE
Never use the quill auto-downfeed for spin-
dle speeds over 2500 RPM to avoid damage
to the system gearing.
9. Move the auto-downfeed clutch lever to the
left to engage the auto-downfeed gears and
move the quill.
Note: If the quill movement is downward, the
quill will automatically return to the top when
the quill dog engages the auto-downfeed
stop and disengages the gearing. If the quill
movement is upward, quill movement will
automatically stop when the quill dog reach-
es the top.
Emergency Spindle
brake
pull the emergency spindle brake handle down to
turn the spindle motor
OFF and stop spindle rota-
tion (see figure 41).
using the emergency spindle brake DOES
NOt disconnect the mill from power! to
avoid the risk of serious personal injury
from electric shock, you must pull the plug
or use the circuit breaker to disconnect the
mill from power before performing adjust-
ments, setup, or service.
figure 41. emergency spindle brake on the left
side of the head.