Know your dbill-drtver, Electrical connection, Keyless chuck – Craftsman 315.279940 User Manual

Page 6: Switch, Switch lock, Variable speed, Two speed gear train, Bit storage, Auxiliary handle, Applications

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FEATURES

KNOW YOUR DBILL-DRtVER

See Figure 1.

Before attempting to operate your drill-driver, familiarize

yourself with all operating features and safety require­

ments.

WARNING:

Carefully read through this entire owner's

manual before using your new drill-driver. Pay close

attention to the Rules For Safe Operation, Warnings

and Cautions. If you use your drill-driver properly and
only for what it is intended, you will enjoy years of safe,
reliable service.

ELECTRICAL CONNECTION

Your drill-driver has a precision built electric motor. It
should be connected to a

power supply that is 120

volts, 60 Hz, AC only {normal household current).

Do

not operate this tool on direct current (DC). A substantial
voltage drop will cause a loss of power and the motor will
overheat. If your drill-driver does not operate when

plugged into an outlet, double-check the power supply.

WARNING:

Do not allow familiarity with your drill­

driver to make you careless. Remember that a careless
fraction of a second is sufficient to inflict severe injury.

KEYLESS CHUCK

Your drill-driver has a keyless chuck that allows you to hand
tighten or release drill bit in the chuck jaws.

SWITCH

To turn your drill-driver

ON,

depress the switch trigger.

Release switch trigger to turn your drill-driver

OFF.

SWITCH LOCK

The switch trigger can be locked in the

OFF

position. This

feature helps reduce the possibility of accidental starting
tool when not in use.

FORWARD/REVERSE SELECTOR

(DIRECTION OF ROTATION SELECTOR)

Your drill-driver has a forward/reverse selector located
above the switch trigger.

VARIABLE SPEED

This tool has a variable speed switch that delivers higher

speed with increased trigger pressure. Speed is controlled
by the amount of switch trigger depression.

TWO SPEED GEAR TRAIN

Your drill-driver has a two speed gear train designed for
drilling or driving at

HI

or

LO

speeds. A slide switch is

located on top of your drill-driver to select either

HI

or

LO

speed.

BIT STORAGE

When not in use, bits provided with your drill-driver can be
placed in the storage area located on the top of the motor
housing.

AUXILIARY HANDLE

An auxiliary handle is packed with your drill-driver for ease
of operation and to help prevent loss of control.

APPLICATIONS

(Use only for the purpose listed below)

Drilling in wood.

Drilling in ceramics, plastics, fiberglass, and lami­
nates.

Drilling in both hard and soft metals.

Using driving accessories, such as driving screws with
screwdriver bits.

Mixing paints.

PRODUCT SPECIFICATIONS:

DRILL-DRIVER

Chuck Capacity

Rating

Input

Gear Train

Switch

No Load Speed

Clutch

Maximum Torque

315.279940

1/16 in. to 3/8 in.

120 V, 60 Hz, AC only

5.5 Amperes

Two Speed

Variable Speed

0-400 RPM (Low)

0-1400 RPM (High)

24 Positions

668 in./lbs.

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