SUHNER ABRASIVE USC 25-R Originalbetriebsanleitung Seite 5

is drawn , which virtually holds speed at a
constant rpm.
3. If the motor is overloaded, the electronic cuts
off the power. In this event switch at once
to OFF position, restart right away to assure
cooling effect in no load mode. Repeated
automatic cut off indicates, tool is being over-
loaded.
Attention: Even if the cut-out is not activated, dan-
ger of overloading always exists, thus don't force
the tool in order not to increase unnecessarily ex-
cessive current draw, which overheads the motor.
Speed selection
Select required speed with variable speed selec-
tor 9 for correct surface feet./M.O.S.
Speed selector USC 9-R
Position rpm
1 4 000
2 5 000
3 6 000
4 7 000
5 8 000
6 9 000
Attention: Do not change pre-selected speed while
tool is running and has working tools mounted.
Do not treat any material containing asbestos.
Disconnect Tools
When changing accessories and abrasives, burs,
brushes etc.
• Hold spindle 3 with wrench 7, release or
tighten clamping nut 5 with wrench 6. Clean
collet and collet holder before installation.
• Check concentricity, use only vibration free
tools and always observe M.O.S. (Max. ope-
rating speed).
Maintenance
• Store tool in a clean, dry place.
• Disconnect tool when not in use and before
servicing.
• The ventilator openings for cool air must be
kept free and clean, use air gun to blow out
dirt.
• Replace grease in USC 9-R grinder every
other time, when carbon brushes are re-
placed. Use the
center nearest you .
• Damaged plugs and cords must be replaced
USC 25-R
rpm
11 000
13 000
16 000
19 000
22 000
25 000
authorized service
immediately.
• Repairs must only be done by a qualified/
licensed electrician, otherwise it could be
hazardous to the operator.
• Any replacement needed for the connecting
line must be installed by the manufacturer or
its agent if safety risks are to be eliminated.
• Warranty claims can only be considered, if
tool is returned complete.
Accessories
All accessories can be found in the
sive Power Tool catalog.
Subject to change!
Abra-
5