Ryobi D46CK Operator's Manual page 11

WARNING:
Make sure to insert the drill bit straight into the chuck
jaws. Do not insert the drill bit into the
an angle then tighten, as shown infigure 6.
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 ar-
row marked LOCK to close the chuck jaws. Do not use
a wrench to tighten or loosen the chuck jaws.
REMOVING BITS
See Figure 5.
 Unplug the drill.
 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.
LOCK-ON BUTTON
See Figure 7.
This drill is equipped with a lock-on feature, which is
convenient for continuous drilling for extended periods of
time. To lock-on:
 Depress the switch trigger.
 Push in and hold the lock-on button, located on the side
of the handle.
 Release the switch trigger.
 Release the lock-on button and the drill will continue
running.
 To release the lock, depress and release the switch trigger.
If the lock-on feature is engaged during use and the drill
becomes disconnected from the power supply, disengage
the lock-on feature immediately.
WARNING:
Before connecting the drill to a power supply source,
always check to be sure it is not in lock-on position (de-
press and release the switch trigger). Failure to ensure
that it is not locked-on could result in accidental starting
of the drill resulting in possible serious injury. Do not lock
the switch trigger in applications where the drill may need
to be suddenly stopped.
OPERATION
chuck jaws at
This could
DRILL BIT
11 − English
UNLOCK
CHUCK
(RELEASE)
jAWS
LOCK
(TIGHTEN)
CHUCK
COLLAR
RIGHT
WRONG
DIRECTION OF
ROTATION SELECTOR
(FORWARD/REVERSE)
CHUCK BODY
Fig. 5
Fig. 6
LOCK-ON
BUTTON
SWITCH
TRIGGER
Fig. 7