Care And Maintenance - Hilti TE 70-D/AVR Operating Instructions Manual

5. To begin chiseling, plug the power tool's supply
cord into the power outlet.
6. Set the desired chiseling power level (depends on
version).
NOTE After connecting the supply cord to the elec-
tric supply, the power tool is always set to full
en
chiseling power.
NOTE To set the power tool to reduced (50%) chisel-
ing power (depends on version), press the reduced-
power button. The reduced-power LED lights to
indicate reduced power. Press the reduced-power
button again to switch to full chiseling power. The
reduced-power LED then goes out.
7. Position the tip of the chisel at the point where
chiseling is to begin.
8. Press the control switch fully.
7.2.5 Locking the control switch (depends on
version) 8
When chiseling, the control switch can be locked in the
"on" position.
1. Push the control switch lock at the top of the grip to
the forward position.

8 Care and maintenance

CAUTION
Disconnect the mains plug from the power outlet.
8.1 Care of insert tools
Clean off dirt and dust deposits adhering to the insert
tools and protect them from corrosion by wiping the
insert tools from time to time with an oil-soaked rag.
8.3 Service indicator
NOTE
The power tool is equipped with a service indicator.
Indicator
10
2. Press the control switch fully.
The power tool then operates in sustained mode.
3. To cancel sustained operating mode, slide the con-
trol switch lock to the rear.
The power tool then switches off.
7.2.6 Mixing
1. Turn the function selector switch until it engages in
the "Hammer drilling" position.
2. Insert the quick-release chuck in the power tool's
chuck.
3. Insert the mixing paddle.
4. Check that the insert tool has engaged correctly by
pulling it.
5. Bring the side handle into the desired position and
check that it is fitted correctly and secured.
6. Plug the supply cord into the power outlet.
7. Position the mixing paddle in the container holding
the substance to be mixed.
8. To begin mixing, press the control switch slowly.
9. Press the control switch fully to continue working at
full power.
10. Guide the mixing paddle carefully in order to avoid
splashing and spillage.
8.2 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.
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
Blinking red light
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.
See section "Troubleshooting".