Operation; Maintenance - DeWalt D25902 Original Instructions Manual

the tool is extremely versatile and adaptable for many
different applications.
The required setting is a matter of experience, for example:
• When chiselling 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).
Fitting and Adjusting the Side Handle (Fig. E)
WARNING: Always operate the machine with the side
handle properly mounted.
The side handle 5 can be mounted on the front of the machine
to suit both RH- and LH-users.
1. Unscrew the side handle clamp knob
2. Slide the side handle assembly onto the machine locating
the steel ring 10 in the mounting area
position of the side handle is between head and middle of
the tube.
3. Adjust the side handle
4. Slide and rotate the side handle to the desired position.
5. Lock the side handle in place by tightening the clamp
knob 9 .
D WALT Tool Tag Ready (Fig. A)
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Optional Accessory
Your hammer comes with mounting holes
for installing a D WALT Tool Tag. You will need a T20 bit tip to
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install the tag. The D WALT Tool Tag is designed for tracking and
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locating professional power tools, equipment, and machines
using 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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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. An accidental
start-up can cause injury.
WARNING:
• Be aware of the location of pipework and wiring.
• Apply a pressure of approx. 20–30 kg to the tool.
Excessive force does not speed up chiselling but
decreases tool performance and may shorten tool life.
Proper Hand Position (Fig. B)
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 side handle
with the other hand on the main handle
.
9
18 . The correct
to the desired angle.
5
6 and fasteners
WALT Tool Tag manual.
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.
2
Switching On and Off (Fig. A)
Switching on: set the On/off switch
Switching off: set the On/off switch
Demolition, Chasing and Channelling (Fig. A)
1. Select the appropriate chisel and clean.
2. Insert the chisel and check whether it is properly locked.
3. Set the desired impact energy level (D25902).
4. Fit and adjust the side handle
firmly tightened.
5. Hold the tool with both the main handle
side handle 5
continuous operation.
6. Always switch off the tool when work is finished and
before unplugging.
Various types of chisels are available as an option.
Only D WALT recommended accessories should be used with
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this product.

MAINTENANCE

Your D WALT power tool has been designed to operate
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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 serious personal
injury, turn tool off and disconnect tool from power
source before making any adjustments or removing/
installing attachments or accessories. An accidental
start-up can cause injury.
This machine is not user-serviceable. Take the tool to an
authorised D WALT repair agent after approximately 100 hours
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of use. If problems occur before this time contact an authorised
D WALT repair agent.
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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 soap. Never let any
liquid get inside the tool; never immerse any part of the tool
into a liquid.
5 ,
1 to position 1.
1 to position 0.
and make sure it is
5
and switch on. The tool now runs in
ENGLISH
2 and the
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