CHUCK
REMOVAL
See Figures 12, 13, and 14.
The chuck must be removed in order to use some
accessories. To remove:
•
Lock the switch trigger by placing the direction of
rotation selector in center position. See Figure 4.
•
Insert a 5/16 in. or larger hex key into the chuck of your
drilland tighten the chuck jaws securely.
•
Tap the hex key sharply with a mallet in a clockwise
direction. See Figure 12. This will loosen the screw in
the chuck for easy removal.
MALLET
CHUCKJAWS
½EX
KEYLESS
CHUCK
Fig. 12
•
Open chuck jaws and remove hex key. Remove the
chuck screw by turning it in a clockwise direction. See
Figure 13.
Note: The screw has left hand threads.
SCREWDRIVER
Fig. 13
•
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 14.
MALLET
Fig. 14
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.
14