DeWalt D25731 Manual

7
ENGLISH
Side Handle (Fig.A, B)

WARNING: To reduce the risk of personal injury, ALWAYS
operate the tool with the side handle properly installed.
Failure to do so may result in the side handle slipping
during tool operation and subsequent loss of control. Hold
tool with both hands to maximizecontrol.
The side handle2 clamps to the front of the gear case and may
be rotated 360˚ to permit right- or left-hand use.
Mounting the Straight Side Handle (Fig. B)
1. Widen the ring opening of the side handle
2
by rotating it
anti-clockwise.
2. Slide the assembly onto the nose of the tool, through the
steel ring
14
and onto the collar
3
, past the chisel holder
andsleeve.
3. Rotate the side handle assembly to the desired position. For
hammerdrilling horizontally with a heavy drill bit, place the
side handle assembly at an angle of approximately 20° to
the tool for optimumcontrol.
4. Lock the side handle mounting assembly in place by
securely tightening the handle
2
rotating it clockwise so
that the assembly will notrotate.
Bit and Bit Holder

WARNING: Burn Hazard. ALWAYS wear gloves when
changing bits. Accessible metal parts on the tool and bits
may get extremely hot during operation. Small bits of
broken material may damage barehands.
The hammerdrill can be fitted with different bits depending on
the desired application. Use sharp drill bitsonly.
Inserting and Removing SDS MAX
Accessories (Fig. C)
This machine uses SDSMAX bits and chisels (refer to the inset in
FigureC for a cross-section of an SDSMAX bitshank).
1. Clean the bitshank.
2. Pull back the locking sleeve
7
and insert the bitshank.
3. Turn the bit slightly until the sleeve snaps intoposition.
4. Pull on the bit to check if it is properly locked. The
hammering function requires the bit to be able to move
axially several centimetres when locked in the toolholder.
5. To remove a bit pull back the tool holder locking sleeve
7
and pull the bit out of the bit holder
6
.
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 tool from power
source before making any adjustments or removing/
installing attachments or accessories. Be sure the
trigger switch is in the OFF position. An accidental start-up
can causeinjury.
Proper Hand Position (Fig. D)

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 main handle5,
with the other hand on the side handle2.
Operation Modes (Fig.A)

WARNING: Do not select the operating mode when the
tool isrunning.
Your tool is equipped with a mode selector switch4 to
selectthe mode appropriate to desiredoperation.
Symbol Mode Application
Rotary
Hammering
Drilling into concrete and
masonry
Hammering
only
Lightchipping
Bit Adjustment
Chisel bit position
adjustment
To Select an Operating Mode
• Rotate the mode selector dial so that the arrow points to the
symbol corresponding with the desiredmode.
NOTE: The mode selector switch4 must be in rotary drilling,
rotary hammering or hammering only mode at all times. There
are no operable positions inbetween. It may be necessary to
briefly run the motor after having changed from 'hammering
only' to 'rotary' modes in order to align thegears.
Indexing the Chisel Position (Fig. A)
The chisel can be indexed and locked into 24 differentpositions.
1. Rotate the mode selector switch
4
until it points towards
the position.
2. Rotate the chisel in the desiredposition.
3. Set the mode selector switch
4
to the “Hammering
Only”position.
4. Twist the chisel until it locks inposition.
Performing an Application (Fig. A)

WARNING: TO REDUCE THE RISK OF PERSONAL
INJURY, ALWAYS ensure workpiece is anchored or
clamped firmly. If drilling thin material, use a wood
“backup” block to prevent damage to thematerial.

WARNING: Always wait until the motor has come to
a complete standstill before changing the direction
ofrotation.
Switching On and Off (Fig. A)
To turn the tool on, depress the trigger switch1.
To stop the tool, release the triggerswitch.

DeWalt D25731 Specifications

General

Brand	DeWalt
Model	D25731
Category	Rotary Hammer
Language	English