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right position.
• It is reserved that in some cases
the position of the rotation direction
switch in relation to rotations may
be different than described. Refer
to graphic signs located on the
rotation direction switch or on the
tool housing.
The direction of rotations can
not be changed, when the tool
spindle rotates.
CHANGING SPEED
The speed change switch (3) (fig.
C) is used to increase the rotational
speed.
Speed I: lower range of rotations,
high torque.
Speed II: higher range of rotations,
lower torque.
Depending on performed works,
i
the speed change switch should
be set in a proper position. If the
switch is hard to move, the spindle
must be rotated slightly.
The speed change switch can
not be operated, when the tool
works. This could damage the
tool.
Long-lasting drilling with low
torque of the spindle may
overheat the motor. Periodical
breaks in operation must be
taken or allow the tool to operate
with maximum speed without
load for approximately 3 minutes.
OPERATION AND MAINTENANCE
Before any operations related
to
installation,
repairs or maintenance are
commenced, u' the plug of the
power
cord
disconnected from the socket.
MAINTENANCE AND STORAGE
• It is recommended to clean the
tool after each use.
• Do not use water or other fluids
for cleaning.
• The tool should be cleaned with
a brush or blown with compressed
air of low pressure. Do not use any
cleaning agents or solvents, since
they may damage plastic parts.
• Venting slots in the motor housing
should be cleaned on a regular
basis not to overload the tool.
• When the commutator sparks
excessively, have the condition of
motor carbon brushes checked by
a qualified person.
• The tool should always be stored
in a dry place and out of reach of
children.
REPLACEMENT OF THE QUICK
COUPLING CHUCK
The quick coupling chuck is
tightened to the spindle thread of
the
electric
additionally protected with the
screw.
adjustment,
should
be
drill
driver
and
7
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