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OPERATING INSTRUCTIONS
11. Bits
Installing Bits
a. Place the direction-of-rotation selector (D) in
the center lock position.
b. Open or close the chuck jaws to a point where
the opening is slightly larger than the shank of
the bit you intend to use.
c. Insert the bit.
d. Tighten the chuck jaws securely on the bit.
NOTICE: Rotate the chuck body in the direction of
the arrow marked "GRIP" to close the chuck jaws.
Do not use a wrench to tighten or loosen the chuck
jaws.
WARNING
• Make sure to insert the drill bit straight into the
chuck jaws. Do not tighten the chuck jaws if the
drill bit is inserted at an angle as shown in Fig.
11b. This could cause the drill bit to be thrown
from the drill/driver, resulting in possibly serious
personal injury or damage to the chuck.
Removing Bits
a. Place the direction-of-rotation selector (D) in
the center lock position.
b. Open the chuck jaws.
c. Remove the drill bit.
WARNING
• Do not hold the chuck body with one hand and use the power of the drill/driver to tighten or
loosen the chuck jaws on the drill bit. The chuck body could slip in your hand, or your hand
could slip and come in contact with the rotating bit. This could cause an accident resulting in
serious personal injury.
11a
11b
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