DeWalt D25831K - Cleaning; Optional Accessories; Protecting the Environment; Lubrication

8
ENGLISH
3. D25601, D25602, D25603 only: Set the electronic speed and impact
control dial
7
.
4. Fit and adjust the side handle
3
.
5. Mark the spot where the hole is to bedrilled.
6. Place the drill bit on the spot and switch on thetool.
7. Always switch off the tool when work is finished and
beforeunplugging.
Drilling with a Core Bit (Fig. A)
1. Insert the appropriate corebit.
2. Assemble the centerdrill into the corebit.
3. Set the mode selector switch
6
to the hammerdrillingposition.
4. D25601, D25602, D25603 only: Turn the electronic speed and impact
control dial
7
to a medium or high speedsetting.
5. Fit and adjust the side handle
3
.
6. Place the centerdrill on the spot and switch on thetool. Drill until the
core penetrates into the concrete approximately 1cm.
7. Stop the tool and remove thecenterdrill. Place the core bit back into the
hole and continuedrilling.
8. When drilling through a structure thicker than the depth of the core
bit, break away the round cylinder of concrete or core inside the bit at
regularintervals.
To avoid unwanted breaking away of concrete around the hole, first drill
a hole the diameter of the centerdrill completely through thestructure.
Then drill the cored hole halfway from eachside.
9. Always turn the tool off when work is finished and beforeunplugging.
Chipping and Chiselling (Fig. A)
D25501, D25601, D25602, D25603, D25820,
D25831
1. Insert the appropriate chisel and rotate it by hand to lock it into one of
18positions.
2. Set the mode selector switch
6
to the hammering onlyposition.
3. D25601, D25602, D25603, D25831 only: Set the electronic speed and
impact control dial
7
.
4. Fit and adjust the side handle
3
.
5. Turn the tool on and startworking.
6. Always turn the tool off when work is finished and beforeunplugging.
MAINTENANCE
Your
DeWALT
power tool has been designed to 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 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.
Brushes (Fig. C)
The carbon brushes are not user-serviceable. Take the tool to an authorized
D
e
WALT repairagent.
The yellow brushwear indicator LED
17
lights up when the carbon brushes
are nearly wornout. After a further 8 hours of use or after the brushes have
completely worn out, the motor will automatically be shutoff.
Tool maintenance needs to be carried out as soon as the service
indicator
18
lightsup.
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.
Optional Accessories

WARNING: Since accessories, other than those offered by
DeWALT
,
have not been tested with this product, use of such accessories with
this tool could behazardous. To reduce the risk of injury, only
DeWALT
recommended accessories should be used with thisproduct.
Consult your dealer for further information on the appropriateaccessories.
Protecting the Environment
Separatecollection. Products and batteries marked with this
symbol must not be disposed of with normal householdwaste.
Products and batteries contain materials that can be recovered or
recycled reducing the demand for rawmaterials. Please recycle
electrical products and batteries according to localprovisions. Further
information is available atwww.2helpU.com.