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14
INSTALLING BITS
See Figures 9-10.
n Lock the switch trigger by placing the direction of rota-
tion selector in center position. See Figure 4.
n Open or close chuck jaws to a point where the opening
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.
n Insert drill bit straight into chuck the full length of the
jaws as shown in figure 9. The drill bit must be inserted
past the first set of carbide inserts, to a depth of
7/8 in.
n Tighten the chuck jaws on the drill bit.
Note: Rotate the chuck body in the direction of the arrow
marked LOCK to tighten chuck jaws.
n Do not use a wrench to tighten or loosen the chuck
jaws.
WARNING:
Make sure to insert drill bit straight into chuck jaws.
Do not insert drill bit into chuck jaws at an angle
then tighten, as shown in Figure 10. This could
cause drill bit to be thrown from drill, resulting in
possible serious personal injury or damage to the
chuck.
REMOVING BITS
See Figure 9.
n Lock the switch trigger by placing the direction of ro-
tation selector in center position. See Figure 4.
n Loosen the chuck jaws from the drill bit.
Note: Rotate chuck body in the direction of the arrow
marked UNLOCK to loosen chuck jaws.
n Do not use a wrench to tighten or loosen the chuck
jaws.
n Remove the drill bit from the chuck jaws.
OPERATION
Fig. 9
UNLOCK
(RELEASE)
LOCK
(TIGHTEN)
Fig. 10
WRONG