DeWalt dw512 Handbuch Seite 23

For speed rates, refer to the technical data.
Do not change gears at full speed or
during use.
Chuck removal (fig. F & G)
• Open the chuck jaws as far as possible.
• Insert a screwdriver into the chuck and remove
the chuck retaining screw (12) by turning
clockwise as shown.
• Insert the chuck key (10) into one of the holes in
the side of the chuck and strike it with a hammer
as shown.
• Hold the spindle with a spanner if necessary.
Instructions for use
• Always observe the safety instructions
and applicable regulations.
• Be aware of the location of pipework and
wiring.
• Apply only a gentle pressure to the tool.
Excessive force does not speed up
drilling but decreases tool performance
and may shorten tool life.
Prior to operation:
• Insert the appropriate bit.
• Mark the spot where the hole is to be drilled.
DW509 - Switching ON and OFF
• To run the tool, press the ON/OFF-switch.
DW512 - Switching ON and OFF
• To run the tool, press the variable speed switch.
The pressure exerted on the variable speed
switch determines the tool speed.
DW512 - Screwdriving
• Select forward or reverse rotation.
• Use the low speed/high torque position (1st gear).
Percussion Drilling (fig. A)
• Select the percussion mode.
• Press the switch (1).
• If necessary, press the lock-on button (2) for
continuous operation and release the switch. The
lock-on button works only in full speed, forward
rotation.
17
• To stop the tool, release the switch.
• To stop the tool in continuous operation, press
the switch briefly and release it. Always switch
OFF the tool when work is finished and before
unplugging.
Rotary drilling (fig. A)
• Select the rotary drilling mode.
• Proceed as described for percussion drilling.
Consult your dealer for further information on the
appropriate accessories.
Maintenance
Your D WALT Power Tool has been designed to
E
operate over a long period of time with a minimum
of maintenance. Continuous satisfactory operation
depends upon proper tool care and regular cleaning.
Lubrication
Your Power Tool requires no additional lubrication.
Cleaning
Keep the ventilation slots clear and regularly clean
the housing with a soft cloth.
Unwanted tools and the environment
Take your tool to an authorized D
agent where it will be disposed of in an
environmentally safe way.
E N G L I S H
WALT repair
E
en - 5