5402070-Schlagbohr-man 07.03.14 14:03 Seite 30
To open the chuck, turn the gear ring
anticlockwise until the bit can be
inserted. If bits stick, use the chuck key.
Now at each drill hole tighten the chuck
evenly with the chuck key.
Selecting speed
WARNING! Pull out power plug.
I
0
revolutions of the tool to the type of
material being drilled.
• Turn the speed selector on the On-Off
switch (5) in the (–) direction. The
maximum number of r.p.m. is
reduced.
• Turn the speed selector in the (+)
direction: The number of r.p.m. is
increased up to the maximum speed.
With the On-Off sliding switch the
number of r.p.m. can be varied
continuously within the selected
maximum speed.
Percussion device/right or left-hand
rotation
Setting as illustrated with motor
off.
30
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The speed selector
allows you to adjust
the number of
Drilling
Impact Drilling
IMPORTANT! Do not change
drilling direction when the drill is
in rotation; wait until the drill has
come to stop. The chucks of reversible
drills are always fixed by a screw with
a left hand thread. This screw must be
loosend before the drill chuck can be
removed and is accessible through the
front of the chuck. To loosen a screw
with a left hand thread, turn in a
clockwise direction.
8 – Operation
Switching on/off
Insert the plug in a 230 V~ socket.
IMPORTANT! Always switch the
motor on before contacting the
material.
Switching on
Press the On-Off switch (5) carefully.
The machine starts. The number of revs
per minute varies according to the
pressure on the switch.
Switching off
Release the On-Off switch and wait until
the machine stops.
Switching on continuous mode
Press the On-Off switch and hold. Press
the locking button (3). Release the On-
Off switch. The machine runs at the
speed selected.
Reverse
Forward