Craftsman 315.114520 Operator's Manual page 13

INSTALLING BITS
See Figure 7.
• Lock the switch trigger by placing the direction of
rotation selector in center position, See Figure 5,
• Open or close 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 your drill slightly to keep the bit
from falling out of the chuck Jaws.
• Insert drill bit stre(ght Into chuck the full length of the
jaws as shown in Figure 7.
• Tighten the chuck Jaws on ddll blL
DRILLBIT
UNLOCK CHUCK
(RELEASE) COLLAR
CHUCK ,_
JAWS
LOCK CHUCK
(TIGHTEN) BODY
RIGHT Fig. 7
• 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
arrow marked LOCK to tighten chuck Jaws.
• Do not use a wrench to tighten or loosen the chuck
Jaws.
A WARNING: Make sure to insert: d rill bit straightinto
chuckJaws. Do not Insert drill bit Intochuck Jaws at
an angle then tighten, as shown in Figure 8, This
could cause drill bit to be thrown from drill, resulting
in possibleserious personal injuryor damage to the
chuck,
REMOVING BITS
See Figure Z
• Lock the switch trigger by placing the direction of
rotation selector in center position. Sea Figure 5.
• Loosen the chuck Jaws from drill bit.
• To loosen: grasp and held the collar of the chuck with
one hand, while rotating chuck body wtth 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 drill bit from chuck Jaws.
ADJUSTABLE TORQUE CLUTCH
Your ddll is equipped with an adjustable torque clutch for
driving different types of screws into different materials,
The proper setting depends on the type of material and the
size of screw you are using,
TO ADJUST TORQUE
Identify the twentyfour torque Indicatorsettingslocated
on the front ofyour drill. See Figure 9,
Rotate adjusting ringto the desired setting.
• 1 - 4 For drivingsmall screws.
5 - 8 For drivingscrewsinto sott
matedal.
• 9-12
,13-16
• 17- 20
' 24 - 4Ll_l
For driving screws intosoft and hard
materials.
For drivingscrews In herd wood.
For drivinglarge screws.
For heavy drilling.
TO DECREASE
TORQUE ADJUSTING
RING
TO INCREASE
TOROUE
Fig, 9
Fig. B
13