OPERATION
CHUCK REMOVAL
See Figures 13, 14, and 15.
■Lock the switch trigger by placing the direction of rotation selector in center position. See Figure 3.
■Insert a 5/16 inch or larger hex key into the chuck of your drill and tighten the chuck jaws securely.
■Tap the hex key sharply with a mallet in a clockwise direction. See Figure 13. This will loosen the screw in the chuck for easy removal.
■Open chuck jaws and remove hex key. Remove the chuck screw by turning it in a clockwise direction. See Figure 14.
Note: The screw has left hand threads.
■Insert hex key in chuck and tighten chuck jaws securely. 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 15.
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on spindle and develop a wobble. To tighten, follow these steps:
■Lock the switch trigger by placing the direction of rotation selector in center position. See Figure 3.
■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.
MALLET
CHUCK JAWS
KEYLESS CHUCK
01
5
HEX KEY
Fig. 13
01
5
Fig. 14
01
5
Fig. 15
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