Sears Cordless Drill 315.11485 사용자 설명서

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See Figures 13, 14, and 15.
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Lock the switch trigger by placing the direction of rota-

tion selector in center position. See Figure 5.

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Insert a 5/16 in. or larger hex key into the chuck of your 
drill and tighten the chuck jaws securely.

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Tap the hex key sharply with a mallet in a clockwise 
direction. See Figure 13. This will loosen the screw in 
the chuck for easy removal.

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Insert hex key in chuck and tighten chuck jaws se-
curely. 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. 14

The chuck may become loose on spindle and develop a 
wobble. Periodically check chuck screw for tightness.
To tighten, follow these steps:
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Lock the switch trigger by placing the direction of rota-
tion selector in center position. See Figure 5.

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Open the chuck jaws.

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Insert hex key into chuck and tighten chuck jaws se-
curely. Tap hex key sharply with a mallet in a clockwise 
direction. This will tighten chuck on the spindle.

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Open the chuck jaws and remove hex key.

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Tighten the chuck screw.

 

Note: The chuck screw has left hand threads.

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Open chuck jaws and remove hex key. Remove the 
chuck screw by turning it in a clockwise direction.

   See Figure 14.
  Note: The screw has left hand threads.

Fig. 13

Fig. 15