Care And Maintenance - Hilti TE 800-AVR Mode D'emploi

6.2 Operation
WARNING
If the power tool starts without pressing the on/off
switch when the supply cord is plugged back in after
unplugging, the power tool must be brought to Hilti
Service immediately.
WARNING
Unplug the supply cord if the on/off switch is found
to be faulty.
CAUTION
Working on the material may cause it to splinter. Wear
eye protection and protective gloves. Wear breathing
protection if no dust removal system is used. Splin-
tering material presents a risk of injury to the eyes and
body.
CAUTION
Take care to stand in a secure position, especially
when chiseling breaches in floors, walls or ceilings,
and wear protective gloves and safety footwear. The
power tool may pull you off balance if you break through
suddenly.
CAUTION
The work generates noise. Wear ear protectors. Expos-
ure to noise can cause hearing loss.

7 Care and maintenance

WARNING
Repairs to the electrical section of the power tool may
be carried out only by trained electrical specialists.
7.1 Care of the power tool
CAUTION
Keep the power tool, especially its grip surfaces,
clean and free from oil and grease. Do not use clean-
ing agents which contain silicone.
7.2 Service indicator 8
NOTE
The power tool is equipped with a service indicator.
Indicator
7.3 Cleaning or replacing the dust shield
Clean the dust shield on the chuck with a dry, clean
cloth at regular intervals. Clean the sealing lip by wiping it
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6.2.1 Adjusting chiseling power 5
Chiseling power can be reduced to approx. 70% by
pressing the power level selector switch. The power level
LED then lights yellow, indicating reduced power. To
reselect full chiseling power, press the chiseling power
level selector switch again.
NOTE
Adjustment of chiseling power is possible only when the
power tool is connected to the electric supply. If the
power tool is disconnected from the electric supply, it
will run again at full power the next time it is started.
6.2.2 Chiseling tips
6.2.2.1 Starting chiseling 6
6.2.2.2 Reinforcing bars 7
6.2.2.3 Precise chiseling on walls
Use the power level selector switch to reduce power to
70%. In this operating mode, a special electronic control
system allows precise starting.
6.2.2.4 Contact pressure
If inadequate pressure is applied, the chisel will jump
around uncontrollably.
Application of excessive pressure will result in a loss of
chiseling performance.
Never operate the power tool when the ventilation slots
are blocked. Clean the ventilation slots carefully using
a dry brush. Do not permit foreign objects to enter the
interior of the power tool. Clean the outside of the power
tool at regular intervals with a slightly damp cloth. Do
not use a spray, steam pressure cleaning equipment or
running water for cleaning. This may negatively affect the
electrical safety of the power tool.
Constant red light
carefully and then grease it again lightly with Hilti grease.
It is essential that the dust shield is replaced if the sealing
lip is found to be damaged.
End of service interval - servicing is due.
After the lamp lights for the first time,
the power tool may continue to be used
for several hours before the automatic
cut-out is activated. To ensure that the
power tool is always ready for use, it
should be returned to Hilti for servicing
in good time.
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