CHUCKREMOVAL
See Figures 20, 21, and22.
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. See Figure 13.
•Insert a 5/16 inch or larger hex key wrench into the chuck of yo_Jrdrill and tighten the chuck jaws securely.
•Tap the wrench sharply with a mallet in a clockwise direction. See Figure 20. This will loosen the screw in the chuck for easy removal.
MALLET
CHUCKJAWS
HEX KEYKEYLESS
WRENCHCHUCK
Fig. 20
Open chuck jaws and remove wrench. Remove the chuck screw by turning it in a clockwise direction. See Figure 21.
Note: The screw has left hand threads:
SCREWDRIVER
Fig. 21
Insert hex key wrench in chuck and tighten chuck jaws securely. Tap sharply with a mallet in a counter- clockwise direction. This will loosen chuck on the spindle. It can now be unscrewed by hand.
See Figure 22.
Fig, 22
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on spindle and develop a wobble. Also, the chuck screw may become loose caus- ing 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. See Figure 13.
•Insert hex key wrench into chuck and tighten chuck jaws securely. Tap wrench sharply with a mallet in a clockwise direction. This will tighten chuck on the spindle.
•Open the chuck jaws and remove wrench.
•Tighten the chuck screw.
Note: The chuck screw has left hand threads.
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