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4. D25601, D25602, D25603 only: Turn the
electronic speed and impact control dial (g) to a
medium or high speed setting.
5. Fit and adjust the side handle (c).
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 (fi g. 1)
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 (f) to the
hammering only position.
3. D25601, D25602, D25603, D25831 only: Set
the electronic speed and impact control dial (g).
4. Fit and adjust the side handle (c).
5. Turn the tool on and start working.
6. Always turn the tool off when work is finished
and before unplugging.
MAINTENANCE
Your D
E
WALT 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
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.
This machine is not user-serviceable. Take the
tool to an authorised D
E
WALT repair agent after
approximately 150 hours of use. If problems occur
before this time, contact an authorised D
E
WALT
repair agent.
Brushes (fi g. 3)
The carbon brushes are not user-serviceable. Take
the tool to an authorized D
E
WALT repair agent.
The yellow brushwear indicator LED (q) 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 (r) 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 D
E
WALT, have
not been tested with this product, use
of such accessories with this tool could
be hazardous. To reduce the risk of
injury, only D
E
WALT, recommended
accessories should be used with this
product.
Various types of SDS Max
®
drill bits and chisels are
available as an option.