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15
OPERATION
Fig. 10
Fig. 11
INSTALLING BITS
See Figures 10 - 11.
Lock the switch trigger by placing the direction of
rotation selector in the center position.
Open or close the chuck jaws to a point where the open-
ing is slightly larger than the bit size you intend to use.
Also, raise the front of the drill slightly to keep the bit from
falling out of the chuck jaws.
Insert the drill bit.
WARNING:
Make sure to insert the drill bit straight into the
chuck jaws. Do not insert the drill bit into the
chuck jaws at an angle then tighten, as shown in
figure 11. This could cause the drill bit to be thrown
from the drill, resulting in possible serious personal
injury or damage to the chuck.
�Tighten the chuck jaws securely on the bit.
NOTE: Rotate the chuck body in the direction of the
arrow marked LOCK to close the chuck jaws. Do not use
a wrench to tighten or loosen the chuck jaws.
REMOVING BITS
See Figure 8.
Lock the switch trigger by placing the direction of
rotation selector in the center position.
Open the chuck jaws.
NOTE: Rotate the chuck body in the direction of the arrow
marked UNLOCK to open the chuck jaws. Do not use a
wrench to tighten or loosen the chuck jaws.
Remove the drill bit.
USING THE AUXILIARY HANDLE ASSEMBLY
See Figure 12.
An auxiliary handle assembly is packed with the drill for
ease of operation and to help prevent loss of control. The
handle can be rotated 360°, and it can also be mounted on
the opposite side for left hand use.
To adjust the auxiliary handle assembly:
Loosen the handle assembly by turning the handle coun-
terclockwise.
Rotate the handle assembly to the desired operating
position.
Securely tighten by turning the handle assembly clock-
wise.
UNLOCK
(RELEASE)
LOCK
(TIGHTEN)
WRONG
Fig. 12
TO
TIGHTEN
AUXILIARY HANDLE ASSEMBLY
TO
LOOSEN
DRILL BIT
CHUCK
JAWS
CHUCK
BODY
KEYLESS
CHUCK