Operation - Hilti DCG 230-D Bedienungsanleitung

(special discs used for joint repair) or with diamond
cup wheels.
6.5.1 Fitting grinding / cutting discs using the
Kwik-Lock clamping nut 5
NOTE
The arrow on the upper surface of the nut must be
within the index marks. If the arrow is not within the
index marks when the Kwik-Lock nut is tightened it
will be impossible to release the nut by hand. In this
case, use the pin wrench to release the Kwik-Lock nut
(do not use a pipe wrench!).
1. Disconnect the supply cord plug from the power
outlet.
2. Clean the clamping flange and Kwik-Lock nut.
3. CAUTION The clamping flange is equipped with
an O-ring. If this O-ring is missing, the clamping
flange must be replaced.
Fit the clamping flange onto the drive spindle.
4. Fit the diamond disc, cutting disc or grinding
disc.

7. Operation

NOTE
Adjust the position of the guard to suit the require-
ments of the work being done.
Wear ear protectors. Exposure to noise can cause
hearing loss.
CAUTION
The closed side of the guard must always face the
operator.
WARNING
Test new cutting or grinding discs by allowing them
to run at maximum speed in a protected area for at
least 30 seconds.
WARNING
Do not use the power tool if it starts with a jolt.This
may be an indication that the electronic control unit
is defective. Have the tool repaired at an authorized
Hilti service center right away.
Printed: 22.04.2013 | Doc-Nr: PUB / 5069494 / 000 / 00
5. Screw the Kwik-Lock nut onto the spindle until
it contacts the disc (the side with the lettering
should be visible after the nut is screwed on).
6. CAUTION Do not press the spindle lockbutton
before the drive spindle has stopped rotating.
Press the spindle lockbutton and hold it in this
position.
7. Turn the grinding disc firmly by hand in a
clockwise direction until the Kwick-Lock nut is
tightened securely and then release the spindle
lockbutton.
6.5.2 Removing grinding / cutting discs secured
with the Kwik-Lock nut
1. Disconnect the supply cord plug from the power
outlet.
2. Press the spindle lockbutton and hold it in this
position.
3. Release the Kwik-Lock nut by turning the knurled
ring in a counter-clockwise direction. (Use the
pin wrench to release the Kwik Lock nut if very
tight. Do not use a pipe wrench.)
WARNING
Slits cut in loadbearing walls of buildings or other
structures may influence the statics of the structure,
especially when steel reinforcing bars or load-bearing
components are cut through. Consult the structural
engineer, architect, or person in charge of the
building project before beginning the work.
WARNING
The electric supply voltage must comply with the
information given on the type identification plate
on the power tool. 230 V power tools may also be
connected to a 220 V supply.
WARNING
Always use the side handle with the power tool.
CAUTION
Use clamps or a vice to hold the workpiece securely.
WARNING
Cutting or grinding may cause splintering of the
material. Wear eye protection.
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