RIDGID R841150, Operator'S Manual

Page: 14 / 22

14
INSTALLING BITS
See Figures 9 and 10.
■ Lock the switch trigger by placing the direction of rotation
selector in center position.
See Figure 4.
■ 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.
■ Insert drill bit straight into chuck the full length of the
jaws as shown in figure 10.
■ Tighten the chuck jaws on the drill bit.
■ To tighten the chuck jaws on drill bit; grasp and hold the
collar of the chuck with one hand, while rotating the chuck
body with your other hand.
Note:
Rotate the chuck body in the direction of the ar-
row marked
LOCK
to tighten chuck jaws.
■
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 9. 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.
■ Lock the switch trigger by placing the direction of rota-
tion selector in center position.
See Figure 4.
■ Loosen the chuck jaws from the drill bit
.
■ To loosen: grasp and hold the collar of the chuck with
one hand, while rotating chuck body with your other hand.
Note:
Rotate chuck body in the direction of the arrow
marked
UNLOCK
to loosen chuck jaws.
■
Do not
use a wrench to tighten or loosen the chuck jaws.
■ Remove the drill bit from the chuck jaws.
OPERATION
UNLOCK
(RELEASE)
LOCK
(TIGHTEN)
Fig. 9
Fig. 10