G8143 Collet Closer
-5-
Figure 8. Rotating collet in spindle to
engage with adjusting hub.
2.
Place the collet in the collet adapter, so the
collet threads are exposed out of the back
end of the collet adapter as shown in Figure
7.
Figure 7. Collet in collet adapter.
3.
Hold the adjusting hub with your left hand
and thread the collet and adapter into the
front spindle with your right hand to engage
the draw tube, as shown in Figure 8.
The draw tube assembly comes attached to the
locking yoke and connecting rod. Remove the
locking yoke and connecting rod by unscrewing
the setscrews that connect the locking yoke to the
bearing housing.
To install the draw tube assembly into your
lathe:
1.
Insert the draw tube assembly into the out-
board spindle as shown in Figure 6. Slide
the draw tube assembly all the way into the
outboard spindle until it engages around the
hub adapter.
Tube Assembly
Figure 6. Draw tube assembly inserted.
Collet Threads
Figure 5. Pivot connector.
4.
Turn the collet 4 to 5 complete revolutions.
Additional fine adjustments will be covered
later.