DeWalt XR DCD791 User Manual

36
ENGLISH
Drill Operation (Fig.A,D)

WARNING: TO REDUCE THE RISK OF PERSONAL
INJURY, ALWAYS ensure workpiece is anchored or
clamped firmly. If drilling thin material, use a wood
“back-up” block to prevent damage to thematerial.
1. Turn the collar
3
to the drillsymbol.
2. Select the desired speed/torque range using the
gear shifter
4
to match the speed and torque to the
plannedoperation.
3. For Wood, use twist bits, spade bits, power auger bits or
hole saws. For Metal, use high-speed steel twist drill bits
or hole saws. Use a cutting lubricant when drilling metals.
The exceptions are cast iron and brass which should be
drilleddry.
4. Always apply pressure in a straight line with the bit. Use
enough pressure to keep drill biting, but do not push hard
enough to stall the motor or deflect thebit.
5. Hold tool firmly with both hands to control the twisting
action of the drill. If model is not equipped with side handle,
grip drill with one hand on the handle and one hand on the
batterypack.

CAUTION: Drill may stall if overloaded causing a sudden
twist. Always expect the stall. Grip the drill firmly to control
the twisting action and avoidinjury.
6. IF DRILL STALLS, it is usually because it is being
overloaded or improperly used. RELEASE TRIGGER
Proper Hand Position (Fig.C)

WARNING: To reduce the risk of serious personal injury,
ALWAYS use proper hand position asshown.

WARNING: To reduce the risk of serious personal
injury, ALWAYS hold securely in anticipation of a
suddenreaction.
Proper hand position requires one hand on the top of the
drill
17
as shown, with the other hand on the main handle
18
.
OPERATION
Instructions for Use

WARNING: Always observe the safety instructions and
applicableregulations.

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start-up can causeinjury.
Keyless Single Sleeve Chuck (Fig.G–I)

WARNING: Do not attempt to tighten drill bits (or
any other accessory) by gripping the front part of the
chuck and turning the tool on. Damage to the chuck
and personal injury may result. Always lock off trigger
switch and remove the battery from the tool when
changingacces sories.

WARNING: Always ensure the bit is secure before starting
the tool. A loose bit may eject from tool causing possible
personalinjury.
Your tool features a keyless chuck
6
with one rotating chuck
sleeve
20
for one-handed operation of the chuck. To insert a
drill bit or other accessory, follow thesesteps.
1. Turn tool off and remove the batterypack.
2. Grasp the black sleeve of the chuck with one hand and
use the other hand to secure the tool. Rotate the sleeve
anticlockwise (as viewed from the front) far enough to
accept the desiredaccessory.
LED Worklight (Fig.A)
The LED worklight
5
and its worklight switch
12
are located on
the foot of the tool. The worklight is activated when the trigger
switch is depressed. The low
13
, medium
14
and spotlight
15
modes can be changed by moving the switch on the foot of the
tool. If the trigger switch remains depressed, the worklight will
remain on in allmodes.
When on low
13
and medium
14
settings, the beam will
automatically turn off 20seconds after the trigger switch
isreleased.
Spotlight Mode
The high setting
15
is the spotlight mode. The spotlight will run
for 20minutes after the trigger switch is released. Two minutes
before the spotlight will shut off, it will flash twice and then dim.
To avoid the spotlight shutting off, lightly tap the triggerswitch.

WARNING: While using the worklight in medium or
spotlight mode, do not stare at the light or place the drill in
a position which may cause anyone to stare into the light.
Serious eye injury couldresult.

CAUTION: When using the tool as a spotlight, be sure
it is secured on a stable surface where it will not cause a
tripping or fallinghazard.

CAUTION: Remove all accessories from the chuck before
using the drill as a spotlight. Personal injury or property
damage couldresult.
Low Battery Warning
When in spotlight mode and the battery is nearing complete
discharge, the spotlight will flash twice and then dim. After two
minutes, the battery will be completely discharged and the
drill will immediately shut down. At this point, replace with a
chargedbattery.

WARNING: To reduce the risk of injury, always have a
back-up battery or secondary lighting available if the
situation warrantsit.
3. Insert the accessory about 19mm into the chuck and
tighten securely by rotating the chuck sleeve clockwise
with one hand while holding the tool with the other hand.
Continue to rotate the chuck sleeve until several ratchet
clicks are heard to ensure full grippingpower.
NOTE: Be sure to tighten chuck with one hand on
the chuck sleeve and one hand holding the tool for
maximumtightness.
To release the accessory, repeat steps 1and 2above.

DeWalt XR DCD791 Specifications

General

Brand	DeWalt
Model	XR DCD791
Category	Power Screwdriver
Language	English