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Setting the Electronic Impact Energy
Control Dial (Fig. A)
Turn the dial
7
to the desired level. The higher the number,
the greater the impact energy. With dial settings from 1 (low)
to 7 (full power) the tool is extremely versatile and adaptable
for many different applications.
The required setting is a matter of experience, for example:
•
When chiseling soft, brittle materials or when minimum
break‑out is required, set the dial to 1 or 2 (low);
•
When breaking harder materials, set the dial to
7 (full power).
Wireless Tool Control™ (Fig. A)
CAUTION: Read all safety warnings, instructions and
specifications of the appliance which is paired with
the tool.
Your tool is equipped with a Wireless Tool Control™
transmitter which allows your tool to be wirelessly paired
with another Wireless Tool Control™ device, such as a
D
WALT dust extractor.
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To pair your tool using Wireless Tool Control™, depress
the trigger switch
and the Wireless Tool Control™
1
pairing button on the separate device. An LED on the
separate device will let you know when your tool has been
successfully paired.
Service Indicator LED (Fig. A)
Your D25911 has one LED, indicating a service indicator.
Refer to the table for more information on LED functionality.
lED Function
Yellow
(permanently on)
Yellow
(flashing)
D
WALT Tool Tag Ready (Fig. F)
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Optional Accessory
Your hammer comes with Tool Tag mounting holes
fasteners
11
or installing a D
a T15 bit tip to install the tag.
WARNING: Use only original fasteners. Longer screws
increase the risk of electrical shock or damage to
the tool.
The D
WALT Tool Tag is designed for tracking and locating
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professional power tools, equipment, and machines using
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Description
service required
The yellow service indicator
LED
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lights up to indicate
the tool needs servicing
within the next 10 hours of
use (new lubrication and
hammer mechanism sealing).
service exceeded
With the service indicator
lit, after a further 10 hours
of use the service indicator
flashes to indicate the tool
has exceeded the required
service interval.
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WALT Tool Tag. You will need
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the D
WALT Tool Connect™ app. For proper installation of
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the D
WALT Tool Tag refer to the D
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Dust Extraction System (Fig. G)
The use of a dust extraction system (DWH053 not included)
is recommended to reduce potentially harmful airborne dust
and to prolong tool and accessory life.
Consult your dealer for further information on suitable dust
extraction systems.
OPERATION
WARNING: To reduce the risk of serious personal
injury, turn unit off and disconnect it from
power source remove the battery pack before
making any adjustments or removing/installing
attachments or accessories. An accidental start‑up
can cause injury.
WARNING: Always observe the safety instructions and
applicable regulations.
WARNING: Be aware of the location of pipework
and wiring.
WARNING: Apply a pressure of approx. 44–66 lbs.
(20–30 kg) to the tool. Excessive force does not speed
up chiseling but decreases tool performance and may
shorten tool life.
Proper Hand Position (Fig. E1, E2)
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.
IMpoRTaNT: The tool must be held with two hands at all
times when in use.
Horizontal Applications (Fig. E1)
Proper hand position requires one hand on the bail/
loop style auxiliary handle
main handle
2
Vertical Applications (Fig. E2)
Proper hand position requires both hands on the
main handle
2
Demolition, Chipping and Channeling
(Fig. A)
WARNING: Ensure that the cutting edge does not
show discoloration caused by too much pressure. This
may impair the hardness of the accessory.
Various types of chisels are available as an option.
1. Select the appropriate chisel. Clean and grease its shank.
and
2. Insert the chisel and check whether it is properly locked.
3. Set the desired impact energy level.
4. Fit and adjust the bail/loop style auxiliary handle
make sure it is firmly tightened.
5. Hold the tool with both the main handle and the bail/
loop style auxiliary handle and switch on. The tool now
runs in continuous operation.
WALT Tool Tag manual.
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with the other hand on the
.
.
and
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