Hilti TE MD20 LS T Manual De Instrucciones página 24

Amendment to 5.2.e
Use only extension cords which are approved to be
used under the existing environmental conditions.
b) The tool is designed for drilling in rock (not in rein-
forced concrete) with drill bits of 28–51 mm diame-
ter to depths of up to 2.4 m.
c) Use the power tool correctly for its intended applica-
tion and only when it is in good condition.
d) Tampering with or modification of the power tool, its
switch or grips is not permissible.
e) The tool and its ancillary equipment may present haz-
ards when used incorrectly by untrained personnel or
not as directed.
f) To avoid the risk of injury, use only genuine Hilti acces-
sories and ancillary equipment.
g) Observe the information printed in the operating instruc-
tions concerning operation, care and maintenance.
5.8.2 General hazards presented by the tool
Keep the grips dry, clean and free from oil and grease.
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Do not touch or hold rotating parts.
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Never leave the tool unsupervised.
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When not in use, the tool must be stored in a dry place,
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locked up or where out of reach of unauthorised persons
and children.
Ensure that the workplace is well ventilated.
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Objects which could cause injury should be removed
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from the working area.
Keep other persons in particular children outside the
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area affected while you are working.
To avoid tripping while working, always lead the sup-
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ply cord, extension cord and water hose away to the
rear of the tool.
ATTENTION!
Use only the original accessories or items of additional
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equipment listed in the operating instructions. The use
of other drill heads or accessories may present a risk
of injury.
Mechanical hazards
Follow the instructions concerning care and mainte-
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nance and change drill bits in good time.
-NOTE-
The following information printed on the grey background
has to be generally respected for all tools and in all envi-
ronsments.
The drill steel connection end and chuck are coordinat-
ed components that form an integral part of the explo-
sion protection system. Ensure that genuine Hilti insert
tools are used and that they are correctly fitted and
secured in the chuck.
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Printed: 08.07.2013 | Doc-Nr: PUB / 5071845 / 000 / 01
Electrical hazards
Ensure that the tool is earthed and that the earth con-
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nection has been checked for correct functionality.
Operation of the tool without an earth connection pre-
sents a risk of fatal accident.
-WARNING-
Use the tool only when connected to an electric sup-
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ply equipped with a pulse-controlled ground fault cir-
cuit interrupter (type A or B as per IEC 61008) or a cor-
responding PRCD with a max. sensitivity rating of 10
mA. Check to ensure that the ground wire circuit is not
broken when the ground fault circuit interrupter or
PRCD is triggered. Equivalent or superior protective
systems may be used (e.g. ground leakage sensor for
the AC/DC circuit).
Check the condition of the electric supply and exten-
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sion cords and plug connectors at regular intervals.
Replace damaged extension cords.
To avoid safety hazards repairs to Hilti power tools and
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their electric supply cords and plugs must be carried
out only by a trained repair specialist certified by Hilti.
To avoid safety hazards repairs to Hilti extension cords
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and their plugs and and couplers electric supply cords
and plugs must be carried out only by a trained repair
specialist certified by Hilti.
Do not touch the supply cord in the event of it becom-
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ing damaged while working. Disconnect the supply
cord plug from the socket.
Do not use the supply cord or extenison cord for pur-
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poses for which they were not intended.
Never carry the tool by the supply cord.
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Check that the ON / OFF switch works correctly each
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time before using the power tool. The power tool must
switch off automatically when the switch is released.
Have switches repaired by a suitably trained repair spe-
cialist authorized by Hilti.
Thermal hazards
Operate the tool only when water is flowing in order
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to prevent overheating of the power tool, the drill head
and the drill steel.
5.8.3 Requirements to be met by users
The tool is intended for professional use.
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-NOTE-
The following information printed on the grey background
has to be generally respected for all tools and in all envi-
ronsments.