User Manual
ENGLISH
36
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)
1. Insert the appropriate chisel and rotate it by hand to
lock it into one of 24 positions.
2. Set the mode selector switch (f) to
the hammering only position.
3. Set the electronic speed and impact control dial (g).
4. Fit and adjust the side handle (c).
5. Turn the tool on and startworking.
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 (s) 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 offf.
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. Consult your dealer for further information on the
appropriate accessories.