Chuck Removal - Craftsman 315.114852 Operator's Manual

CHUCK REMOVAL
See Figures 13- 15.
The chuck may be removed and replaced by a new one.
[] Lock the switch trigger by placing the direction of rota-
tion selector in center position.
[] Insert a 5/16 in. or larger hex key into the chuck of the
drill and tighten the chuck jaws securely.
[] Tap the hex key sharply with a mallet in a clockwise di-
rection. This will loosen the screw in the chuck for easy
removal.
MALLET
MALLET
CHUCKJAWS
\
[]
KEYLESS
HEXKEY CHUCK
Fig. 13
Open the chuck jaws and remove the hex key. Using a
screwdriver, remove the chuck screw by turning it in a
clockwise direction.
NOTE: The chuck screw has left hand threads.
HEX KEY
Fig. 15
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on the spindle and develop
a wobble. Also, the chuck screw may become loose,
causing the chuck jaws to bind and prevent them from
closing. To tighten:
[] Lock the switch trigger by placing the direction of rota-
tion selector in the center position.
[] Open the chuck jaws.
[] Insert the hex key into the chuck and tighten the chuck
jaws securely. Tap the hex key sharply with a mallet in
a clockwise direction. This will tighten the chuck on the
spindle.
[] Open the chuck jaws and remove the hex key.
[] Tighten the chuck screw.
SCREWDRIVER
[]
Fig. 14
Insert the hex key into the chuck and tighten the chuck
jaws securely. Tap sharply with a mallet in a counter-
clockwise direction. This will loosen the chuck on the
spindle. It can now be unscrewed by hand.
18