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Craftsman 315.115210 Operator's Manual page 15

3/8 in. cordless drill-driver variable speed / reversible 13.2/15.6 volt
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CHUCK
REMOVAL
See Figures 11, 12, and 13.
The chuck must be removed in order to use some acces-
sories. To remove:
Lock the switch trigger by placing the direction of rota-
tion selector in center position. See Figure 4.
insert a 5/16 in. 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 12. This will loosen the screw in
the chuck for easy removal.
MALLET
CHUCKJAWS
\
HEXKEY
KEYLESS
CHUCK
Fig. 11
• Open chuck iaws and remove he:< 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.
MALLET
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 rota-
tion selector in center position. See Figure 4.
Open the chuck jaws.
Insert hex key into chuck and tighten chuck jaws se _
cutely. Tap hex key sharply with a mallet in a clockwise
direction. This will tighten chuck on the spindle.
Open the chuck iaws and remove hex key.
Tighten the chuck screw.
Note: The chuck screw has left hand threads.
Fig. 12
15

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