Craftsman 315.114050 Operator's Manual page 14

CHUCK REMOVAL
See Figures 11,12, end 13.
The chuck must be removed In order to use some
accessodes. To remove:
• Lockthe switchtdgger by placingthe directionof
rotationselectorIn center position.See Figure 4,
• Insert a 5/16 In. or larger hex key Irto the chuck ofyour
drilland tighten the chuckJawssecurely,
• Tap the hex key sharplywith a mallet in a clockwise
direction,See Figure 1 2. This will loosen the screwIn
the chuck for easy removal
MALLET
CHUCK JAWS
HEXKEY KEYLESS
CHUCK
• Open chuck Jawsand remove hex key. Remove the
chuck screw by turning it In a clockwisedlrectlcxl, S ee
Figure 12.
Note: The screwhas left hand threads,
SCREWDRIVER
[
• Insert hex key In chuck and tighten chuckjaws se-
curely.Tap sharplywith a mallet in a counterclockwise
direction,This will loosen chuck on the spindle. It can
now be unscrewed by hand, See Figure 13,
MALLEI"
Fig. 13
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on spindleand develop a
wobble. Periodicallycheck chuck screwfor tightness.
To tighten,follow these steps:
• Lock the switch trigger by placingthe directionof
rotationselector In center position,See Figure 4,
• Open the chuck Jaws.
• Inserthex key Into chuck and tighten chuckJaws
securely.Tap hex key sharplywith a mallet In a
ck_,,kwlsedirection.This will tighten chuck on the
spindle.
• Open the chuck laws and remove hex key.
• Tighten the chuck screw.
Note: The chuck screw has lelt hand threads.
Fig, 12
14