Drilling unit
18
Attaching or changing diamond
drill bit
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Pull out the mains plug.
Grip tool holder with enclosed open-end
wrench 17.
Screw diamond drill bit onto the shank.
Tighten drill bit with second open-end
wrench 19.
Function test:
Insert the mains plug into the socket.
Switch on the electric power tool (without
locking the button) and leave it running
for approx. 30 seconds.
Check for imbalances and vibrations.
Switch off the electric power tool.
Preselecting the speed
To set the operating speed, move the dial
to the required value.
Setting
Speed (min
–1
)
1
3300
2
4600
3
6100
4
7300
5
8700
6
10000
Switching on and off
Brief operation without engaged
switch rocker:
Push the switch rocker forwards and hold
in position.
To switch off the power tool, release
the switch rocker.
Continuous operation with engaged
switch rocker:
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Push the switch rocker forwards and
engage by pressing the front end.
To switch off the power tool, release the
switch rocker by pressing the rear end.