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Page 11
OPERATION
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MALLET
KEYLESS
CHUCK
CHUCK
JAWS
HEX KEY WRENCH
CHUCK REMOVAL
See Figures 11, 12, and 13.
The chuck must be removed in order to use some
accessories. To remove:
■ Lock the switch trigger by placing the direction of rotation
selector in center position.
■ Insert a 5/16 inch or larger hex key wrench into the chuck
of your drill and tighten the chuck jaws securely.
■ Tap the hex key wrench sharply with a mallet in a
clockwise direction.
See Figure 11.
This will loosen the
screw in the chuck for easy removal.
■ Open chuck jaws and remove hex key wrench. Remove
the chuck screw by turning it in a clockwise direction.
See Figure 12.
Note: The screw has left hand threads.
■ Insert hex key 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 13.
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 hex key wrench into chuck and tighten chuck jaws
securely. Tap hex key wrench sharply with a mallet in a
clockwise direction. This will tighten chuck on the spindle.
■ Open the chuck jaws and remove hex key wrench.
■ Tighten the chuck screw. Note: The chuck screw has
left hand threads.
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Fig. 11
Fig. 12
Fig. 13