Motor Brushes - DeWalt DWD112 Traducido De Las Instrucciones Originales

1. Grasp the rear half of the chuck with one hand
and use your other hand to rotate the front half
counterclockwise, as shown in Figure 4. Rotate
far enough so that the chuck opens sufficiently
to accept the desired accessory.
2. Insert the bit or other accessory about 3/4"
(19 mm) into the chuck and tighten securely
by holding the rear half of the chuck and
rotating the front portion in the clockwise
direction. When the chuck is nearly tightened,
you will hear a clicking sound. After 4–6 clicks,
the chuck is securely tightened around the
accessory.
3. To release the accessory, repeat step 1 listed
above.
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.
KEYLESS CHUCK REMOVAL (FIG. 5)
Tighten the chuck around the shorter end of a hex
key (not supplied) of 1/4" (6 mm) or greater size.
Using a soft hammer or piece of wood, strike the
longer end in the counterclockwise direction. This
will loosen the chuck so that it can be unscrewed
by hand.
KEYLESS CHUCK INSTALLATION (FIG. 6)
Screw the chuck on by hand as far as it will go.
Tighten the chuck around the shorter end of a 1/4"
(6 mm) or larger hex key (not supplied) strike the
longer end in the clockwise direction with a soft
hammer.
Keyed Chuck – DWD112
(fi g. 7, 8)
The DWD112 features a keyed chuck (d). To insert
a drill bit or other accessory, follow the steps listed
below.
1. Open the chuck jaws by turning collar by hand
and insert the shank of the bit about 3/4"
(19 mm) into chuck. Tighten the chuck collar by
hand.
2. Place chuck key in each of the three holes, and
tighten in clockwise direction. It's important to
tighten chuck with all three holes.
To release the bit, turn the chuck counterclockwise
in just one hole, then loosen the chuck by hand.
REMOVAL OF KEYED CHUCK (FIG. 7)
Tighten the chuck around the shorter end of a hex
key (not supplied) of 1/4" (6 mm) or greater size.
Using a soft hammer, strike the key sharply in the
counterclockwise direction when viewed from the
front of the tool. This will loosen the chuck so that it
can be removed by hand.
KEYED CHUCK INSTALLATION (FIG. 8)
Screw the chuck on by hand as far as it will go.
Insert the shorter end of a hex key (not supplied)
of 1/4" (6 mm) or greater size and strike it in the
clockwise direction with a soft hammer.
MAINTENANCE
Your D WALT power tool has been designed to
E
operate over a long period of time with a minimum
of maintenance. Continuous satisfactory operation
depends upon proper tool care and regular cleaning.
WARNING: To reduce the risk of
injury, turn unit off and disconnect
machine from power source before
installing and removing accessories,
before adjusting or changing set-
ups or when making repairs. Be sure
the trigger switch is in the OFF position.
An accidental start-up can cause injury.

Motor Brushes

D WALT uses an advanced brush system which
E
automatically stops the drill when the brushes wear
out. This prevents serious damage to the motor.
New brush assemblies are available at authorized
D WALT service centers. Always use identical
E
replacement parts.
Lubrication
Your power tool requires no additional lubrication.
Cleaning
WARNING: Blow dirt and dust out of
the main housing with dry air as often as
dirt is seen collecting in and around the
air vents. Wear approved eye protection
and approved dust mask when
performing this procedure.
WARNING: Never use solvents or
other harsh chemicals for cleaning the
non-metallic parts of the tool. These
chemicals may weaken the materials
used in these parts. Use a cloth
dampened only with water and mild
EN GL IS H
25