Page 12
OPERATION
Fig. 14
Fig. 15
CHUCK REMOVAL
See Figures 13, 14, and 15.
To remove the chuck:
■
Lock the switch trigger by placing the direction of rotation
selector in center position.
■
Insert a 5/16 inch or larger allen wrench (hex key wrench)
into the chuck of your drill and tighten the 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.
■
Open chuck jaws and remove allen wrench. Remove the
chuck screw by turning it in a clockwise 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.
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 will tighten chuck on the spindle.
■
Open the chuck jaws and remove allen wrench.
■
Tighten the chuck screw. Note: The chuck screw has left
hand threads.
MALLET
CHUCK
JAWS
2
4
6
8
1
2
4
6
8
1
2
4
6
8
1
KEYLESS
CHUCK
ALLEN WRENCH
Fig. 13
