Clutch Overload - Promac 941A Operating Instructions Manual

Reverse threading
The lathe can be setup to turn left-handed
threads. See Figure 26/ Figure 27/ Figure 28
Figure 26 Forward threading
Figure 27 Reverse threading
Figure 28 Fixed screw hole
When Forward gear mesh D gear is right-
handed threads, see
When Reverse gear mesh D gear is left-handed
threads, see Figure 27
There are three hole can be using the Fixed
screw, see Figure 28
Note:
Forward gear and Reverse gear do
not mesh D gear at the same time,
Otherwise the gears will be damaged.
21
Figure 26