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Chuck and Faceplate

Mounting

The three-jaw scroll chuck has hardened steel jaws that self-center the workpiece. An extra set of jaws is included for machining larger workpieces.

The four-jaw chuck also has hardened steel jaws but are adjusted independently to hold an off-center workpiece. Each jaw can be removed from the chuck body and reversed for special clamping applications.

The cast-iron faceplate has slots for T-bolts that hold clamping fixtures. This face plate and aftermarket clamping hardware will hold non-cylindrical parts such as castings for many types of turning operations.

Both chucks and the faceplate are removed and installed the same way.

To remove and install the chuck or face plate, do these steps:

1.DISCONNECT POWER TO THE LATHE!

2.Lay a piece of plywood over the bedways to protect the precision-ground bedways.

3.Use a 2mm hex wrench and loosen the two chuck retaining set screws shown in Figure 11.

4. Use spindle and chuck levers to loosen the chuck from the spindle as shown in Figure 12.

Note: The chuck and spindle are right-hand thread.

5. Support the chuck, and while anticipating its weight, unscrew the chuck counterclockwise and set it aside.

6. Clean the threads on the spindle and the new chuck or faceplate with a clean rag and oil the threads.

7. Thread the chuck or faceplate onto the spindle and tighten in place with the levers.

8. Tighten the two setscrews.

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Set Screw

=`^li\11%Chuck retaining setscrew.

Spindle Lever

Chuck

Lever

Push

Pull

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=`^li\12%Chuck removal levers.

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Image 21
Woodstock M1049 manual Chuck and Faceplate Mounting, Disconnect Power to the Lathe