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For Machines Mfg. Since 3/11 Turn-Nado
®
Gearhead Lathes
-7-
INTRODUCTION
Carriage Feed Clutch Knob
X. Carriage Feed Clutch Knob: Adjusts how
easily the carriage clutch will disengage
automatic feeding when the carriage
contacts a feed stop or in the event of a
crash. Tightening this knob all the way
disables the carriage clutch completely.
Tailstock
Figure 6. Adjustable carriage feed clutch knob.
X
AB. Tailstock Handwheel: Moves the quill toward
or away from the spindle. The graduated
dial has 0.001" increments with one full
revolution equaling 0.200" of quill travel.
AC. Tailstock Gib Screws: Adjust the tapered gib
to control tailstock offset accuracy.
AD. Tailstock Offset Screws: Adjust the
tailstock offset left or right from the spindle
centerline.
Figure 7. Tailstock controls.
Y
Z
AA
AB
AC
AD
Y. Quill: The quill has an MT#5 taper, metric
and inch scale, and a drift slot to remove
tight-fitting tooling.
Z. Quill Lock Lever: Secures the quill in
position.
AA. Tailstock Lock Lever: Secures the tailstock in
position along the bedway.
AE. Tailstock Clamp Bolt: Adjusts the clamping
pressure applied by the tailstock lock lever.
AF. Offset Scale: Indicates the relative distance
of tailstock offset from the spindle centerline.
AG Offset Lock Bolt: Clamps together the upper
and lower halves of the tailstock after the
offset is adjusted.
AH. Tailstock Stop Pin: Prevents the tailstock
from sliding off of the ways.
Figure 8. Tailstock controls.
AE
AF
AG
AH