Craftsman 315.111720 Owner's Manual page 10

CHUCK REMOVAL
See Figures 8, 9, and 10.
The chuck must be removed
accessories 1"oremove:
OP
in order to use some
Lock the switch trigger by placing the direction of rota-
tion selector in center position,
[] Remove chuck key from storage, See Figure 4,
[] Close the chuck jaws° Insert chuck key into chuck and
tap sharply with a mallet in a clockwise direction° See
Figure 8.
tl Open the chuck jaws fully and remove the chuck screw
by turning it in a clockwise direction, See Figure 9,
NOTE: The chuck screw has left hand threads_
t_ Insert chuck key in chuck and tap sharply in a counter-
clockwise direction to loosen it on spindle. It can now
be unscrewed by hand. See Figure 10.
Return chuck key to chuck key storage.
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on spindle and develop a
wobble° Also, the chuck screw may become loose causing
chuck jaws to bind and preventing them from closing. To
tighten, follow these steps:
m Lock the switch trigger by placing the direction of rota-
tion selector in center position°
[] Open the chuck jaws fully.
[] Insert chuck key in chuck and tap with a mallet in a clock-
wise direction. See Figure 8.
[] Tighten the chuck screw.. NOTE: Chuck screw has left
hand threads.
Fig. 9
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