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Controls & components, Master power switch, Two-speed motor switch – Southbend 14" Turn-X Toolroom Lathe SB1039 User Manual

Page 7: Headstock

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For Machines Mfg. Since 5/11

14" TURN-X

®

Toolroom Lathe

-5-

I N T R O D U C T I O N

Refer to Figures 2–7 and the following

descriptions to become familiar with the basic

controls of this lathe.

Master Power Switch

The rotary switch shown in Figure 2 toggles

incoming power ON and OFF to the lathe

controls. It also prevents the electrical cabinet

door from being opened when the switch is ON.

Controls &
Components

Figure 2. Location of the master power switch.

Main Power

Switch

A. Spindle Speed Charts: Display the

arrangement of the spindle range and

spindle speed levers for each of the 16

spindle speeds. The two-speed motor switch

selects the available speeds from the high or

low spindle speed chart.

B. Spindle Range Lever: Selects the speeds

shown in the left (high) or right (low) spindle

speed chart to be active.

C. Spindle Speed Lever: Selects one of the four

available spindle speeds within the selected

speed range.

D. Threading and Feed Charts: Displays the

necessary configuration of the gearbox levers

and end gears for different threading or

feeding options.

E. Gearbox Range Lever: Shifts the quick-

change gearbox into low range, neutral, or

high range.

F. Headstock Feed Direction Lever: Controls

the direction that the leadscrew and feed rod

rotate.

G. Quick-Change Gearbox Levers: Control the

leadscrew and feed rod speed for threading

and feed operations.

Two-Speed Motor Switch

The two-speed motor switch has three positions:

• Low (left position), enables speeds in the

right headstock spindle speed chart

• OFF (middle position)

• High (right position), enables speeds in the

left headstock spindle speed chart

Figure 3. Location of the two-speed motor switch.

Two-Speed

Motor Switch

Headstock

Figure 4. Headstock controls.

G

F

D

C

E

A

B