Care And Maintenance - Hilti SF 8H-A22 Operating Instructions Manual

3. Insert the bit adapter in the keyless chuck and then turn the
chuck firmly by hand until tight.
4. Check that the bit adapter is held securely (check by pulling).
5. Fit the bit in the bit holder.
7.9.2 Screwdriving
en
1. Turn the torque, drilling and hammer drilling setting ring to the
required torque setting.
2. Set the forward / reverse switch to the desired direction of
rotation.
7.9.3 Removing the bit / bit holder
1. Set the forward / reverse switch to the middle position or
remove the battery from the power tool.
2. Remove the bit from the bit holder.
3. Open the keyless chuck.
4. Remove the bit adapter.
7.10 Reading the charge status LED display on Li­ion bat-
teries
NOTE
The charge status cannot be indicated while the power tool is in
operation. LED 1 blinks when the battery is fully discharged or
when it is too hot (temperature above 80°C). The battery must then
be inserted in the charger. Overloading or overheating is indicated
by all four LEDs blinking.
The Li-ion battery features a charge status LED display. The
charge status is indicated by the LEDs on the battery during
charging (please refer to the operating instructions for the charger).
When the battery is not in use, pressing one of the battery release
buttons or inserting the battery into the power tool causes the
battery charge status to be displayed by the four LEDs for three
seconds.
7.11 Belt hook
CAUTION
Check that the belt hook is fitted securely before beginning
work.
The belt hook allows the power tool to be attached to a belt worn
by the operator. The belt hook can also be fitted to the other side
of the power tool for use by left-handed persons.
1. Pull the battery out of the tool.
2. Fit the mounting plate into the guides provided.
3. Secure the belt hook with the two screws.

8 Care and maintenance

CAUTION
Before beginning cleaning, remove the battery from the power
tool in order to prevent unintentional starting.
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.
8.2 Care of the power tool
CAUTION
Keep the power tool, especially its grip surfaces, clean and
free from oil and grease. Do not use cleaning agents which
contain silicone.
The outer casing of the power tool is made from impact-resistant
plastic. Sections of the grip are made from a synthetic rubber
material.
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.
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Printed: 14.11.2013 | Doc-Nr: PUB / 5161651 / 000 / 00
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