DeWalt D21441 Manual page 9

● Rotate the side handle to the desired position
and tighten the handle.
Setting the drilling depth (fi g. B)
● Insert the required drill bit into the chuck.
● Slacken the side handle (5).
● Fit the depth adjustment rod (6) through the
hole in the side handle clamp.
● Adjust the drilling depth as shown.
● Tighten the side handle.
Forward/reverse slider (fi g. A)
● To select forward or reverse rotation, use the
forward/reverse-switch (3) (see arrow on tool).
Always wait until the motor has come to
a complete standstill before changing
the direction of rotation.
Two gear selector (fi g. C)
Your tool is fi tted with a two gear selector (4) to
vary the speed/torque ratio.
● Release the variable speed switch and select
the required position. This can be done either
with the tool switched off or running under no
load condition. Always align the selector with
the arrow on the gear housing:
1 low speed/high torque
(drilling large holes, driving large screws)
2 high speed/low torque
(drilling smaller holes, drilling in wood)
For speed rates, refer to the technical data.
Do not change gears at full speed or
during use.
Chuck removal (fi g. D & E)
● Open the chuck jaws as far as possible.
● Insert a screwdriver into the chuck and remove
the chuck retaining screw (9) by turning
clockwise.
● Tighten an Allen key into the chuck and strike it
with a hammer as shown.
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.
Switching on and off (fi g. A)
● To run the tool, press the variable speed switch
(1). The pressure exerted on the variable speed
switch determines the tool speed.
● 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.
● To stop the tool, release the switch.
● To stop the tool in continuous operation, press
the switch briefl y and release it. Always switch
off the tool when work is fi nished and before
unplugging.
Rotary drilling (fi g. A)
● Press the switch (1).
Screwdriving
● Select forward or reverse rotation.
● Press the switch (1).
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.
E N G L I S H
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