Before Use; Operation - Hilti TE 70-D/AVR Operating Instructions Manual

cause allergic reactions and/or respiratory diseases
to the operator or bystanders. Certain kinds of dust
are classified as carcinogenic such as oak and beech
dust especially in conjunction with additives for wood
conditioning (chromate, wood preservative). Material
containing asbestos must only be treated by special-
ists. Where the use of a dust extraction device is
possible it shall be used. To achieve a high level
of dust collection, use a suitable vacuum cleaner
of the type recommended by Hilti for wood dust
and/or mineral dust together with this tool. Ensure
that the workplace is well ventilated. The use of a
dust mask of filter class P2 is recommended. Fol-
low national requirements for the materials you
want to work with.
d) If the work involves breaking right through, take
the appropriate safety measures at the opposite

6 Before use

6.1 Fitting and adjusting the side handle 3
1. Disconnect the mains plug from the power outlet.
2. Release the side handle clamping band by turning
the handle counterclockwise.

7 Operation

CAUTION
In accordance with the applications for which it is de-
signed, the power tool produces a high torque. Always
use the side handle and hold the power tool with both
hands. The user must be prepared for sudden sticking
and stalling of the insert tool.
CAUTION
Use clamps or a vice to hold the workpiece securely.
CAUTION
The collar at the front end of the gearing section is
not to be used as a gripping surface.
CAUTION
Check the insert tool for damage or uneven wear each
time before use.
side. Parts breaking away could fall out and / or fall
down and injure other persons.
5.3.5 Personal protective equipment
The user and any other persons in the vicinity must
wear suitable eye protection, a hard hat, ear protec-
tion, protective gloves, safety footwear and respirat-
ory protection while the tool is in use.
3. Slide the side handle clamping band over the chuck
and onto the neck of the power tool.
4. Pivot the side handle into the desired position.
CAUTION Check that the clamping band is en-
5.
gaged in the groove provided on the power tool.
Secure the side handle by turning the grip clockwise.
6.2 Use of extension cords and generators or
transformers
Please refer to section 2 "Description".
7.1 Preparing for use
CAUTION
Wear protective gloves when changing insert tools as
the insert tools get hot during use.
7.1.1 Fitting the insert tool 4
1. Disconnect the supply cord plug from the power
outlet.
2. Check that the connection end of the insert tool is
clean and lightly greased. Clean it and grease it if
necessary.
3. Check that the sealing lip of the dust shield is
clean and in good condition. Clean the dust shield
if necessary or have it replaced if the sealing lip is
damaged.
4. Push the insert tool into the chuck and rotate it while
applying slight pressure until it engages in the guide
grooves.
5. Push the insert tool further into the chuck until it is
heard to engage.
en
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