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CHUCK REMOVAL
See Figures 13, 14, and 15.
The chuck must be removed in order to use some
accessories. To remove:
• Lock the switch tdgger by placing the direction of
rotation selector in center position.
• Insert a 5/16 inchor larger allenwrench (hexkey
wrench) into the chuck of your drilland tightenthe
chuck jaws securely.
• Tap the allen wrench sharply with a mallet in a
clockwise direction. See Figure 13. This will
loosen the screw in the chuck for easy removal.
MALLET
KEYLESS
CHUCI_ ......
CHUCK
JAWS
Fig. 13
Open chuck jaws and remove allen wrench.
Remove the chuck screw by turning it in a clock-
wise direction. See Figure 14. Note: The screw
has left hand threads.
• Insert allen wrench in chuck and tighten chuck
jaws securely. 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 15.
Fig. 15
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on 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, follow these steps:
• Lock the switch trigger by placing the direction of
rotation selector in center position.
• Insert allen wrench into chuck and tighten chuck
jaws securely. Tap allen wrench sharply with a
mallet in a clockwise direction. This willtighten
chuck on the spindle.
• Open the chuck jaws and remove allen wrench.
• Tighten the chuck screw. Note: The chuck screw
has left hand threads.
Fig. 14
12