in the Chuck groove. The Jaws are designed to work as complete sets. Do not mix pieces from one set with the other set when installing in the Chuck.
Chuck
Key
(167)
Jaw
Scroll
Grooves
Figure 15 Chuck (2)
The jaws are held in place by a spiralled scroll inside the Chuck which rotates around the center of the chuck with the Chuck Key. As the scroll rotates, it hooks into the jaw ridges, then pulls each Jaw toward the center of the Chuck as the spiral of the scroll rotates around the Chuck.
A Lead thread of Scroll
B Insert Jaw #1
Chuck (2)
C
Insert Chuck
Key (167),
Turn Clockwise
Figure 16
To replace the Jaws:
a. Unplug the Lathe.
b. Place a towel under the Chuck to protect the Bed Way (1) from any Jaws that may be dropped. Carefully remove any Jaws by inserting the Chuck Key
(167) into the side of the Chuck, turning it counterclockwise, and sliding each Jaw out of it’s slot as it becomes free.
c.Look at the Chuck so you can see into the grooves, and find the groove marked #1. Rotate the Chuck Key clockwise until you see the lead thread of the Scroll in groove #1 (A in Figure 16).
d.Slide Jaw #1 into the groove and rotate the Chuck Key counterclockwise
REV 10b
Page 16 | For technical questions, please call | SKU 93212 |