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Craftsman 315.101300 Owner's Manual page 11

3/8 in. drill-driver variable speed / reversible double insulated

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CHUCK
REMOVAL
See Figure 9,
The chuck must be removed in order to use some
accessories. To remove:
Unplug your drill,
,_k
WARNING:
Failure to unplug your drill could
result in accidental starting causing serious
injury.
Rotate torque adjusting ring to the maximum
torque setting.
Insert a 8 mm (5/16 in,) or larger hex key into the
chuck of your drill and tighten chuck jaws
securely.
Tap the hex key sharply with a mallet in a
counterclockwise
direction, See Figure 9.
This will loosen the chuck on the spindle.
It can now be unscrewed by hand. See Figure 9,
Open chuck jaws and remove hex key.
LLET
TORQUE
ADJUSTING
RING
TO RETIGHTEN
A LOOSE
CHUCK
The chuck may become loose on the spindle and
develop a wobble,
To tighten, follow these steps:
Unplug your drill,
,_IL WARNING:
Failure to unplug your drill could
result in accidental starting causing serious
injury.
Open the chuck jaws.
Insert hex key into chuck and tighten chuck jaws
securely. Tap hex key sharply with a mallet in a
clockwise direction.
This will tighten the chuck on the spindle.
Open the chuck jaws and remove the hex key.
CHUCK
JAWS
KEYLESS
CHUCK
Fig. 9
11

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