Chuck Removal - Craftsman 973.225400 Operator's Manual

CHUCK REMOVAL
See Figures 11, 12, and 13.
The chuck must be removed in order to use some
accessories. To remove:
• Lock the switch trigger by placingthe direction of
rotation selector in center position.See Figure 4.
• Inserta 5/16 in. or larger hex key intothe chuckof your
drilland tightenthe chuckjaws securely.
• Tap the hex key sharply with a mallet in a clockwise
direction. See Figure 11. This will loosen the screw in
the chuck for easy removal.
MALLET
CHUCKJAWS
HEX KEY KEYLESS
CHUCK
Fig. 11
• Open chuck jaws and remove hex key. Remove the
chuck screw by turning it in a clockwise direction. See
Figure 12.
Note: The screw has left hand threads.
SCREWDRIVER
• insert hex key in chuck and tighten chuck jaws se-
curely. Tap sharply with a mallet in a counterclockwise
direction. This will loosen chuck on the spindle. It can
now be unscrewed by hand. See Figure 13.
LET
Fig. 13
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on spindle and develop a
wobble. Periodically check chuck screw for tightness.
To tighten, follow these steps:
• Lock the switch trigger by placing the direction of
rotation selector in center position. See Figure 4.
• Open the chuck jaws.
• Insert hex key into chuck and tighten chuck jaws
securely. Tap hex key sharply with a mallet in a
clockwise direction. This will tighten chuck on the
spindle.
• Open the chuck jaws and remove hex key.
• Tighten the chuck screw.
Note: The chuck screw has left hand threads.
Fig. 12
14