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Hilti DSW 1005E Manual page 8

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▶ Use only fastening materials of adequate size (anchors, bolts, etc.) to fasten the pulley
stands for the wire saw and to secure the object being cut.
▶ If equipment such as scaffolding, platforms or ladders is used, check that this
equipment complies with regulations, that it is undamaged and set up in accordance
with regulations.
▶ At all times while the saw is in operation, the operator must ensure that no persons
are present in the danger area. This also applies to the area not immediately visible to
the operator, i.e. the area behind or below the object in which the cut is being made.
If necessary, a large area must be cordoned off or security personnel posted.
▶ Stay alert at all times. Monitor the progress of the sawing operation and keep an eye
on the cooling water system and the area surrounding the workplace. Do not operate
the machine if your full attention is not on the job.
▶ No modifications may be made to the saw system. Modification of the factory-set
frequency converter parameters is strictly prohibited.
2.1.6 Additional safety instructions for wire saws
Safety measures at the danger area
Note
The danger area extends to at least twice the radius of the length of wire that would
be unleashed in the event of the wire breaking and also includes the area in the
extended axis of the directions in which the wire is running.
The scope of this danger area is not limited unless suitable protective devices are
installed (protective barriers or curtains, wire guards, etc.). The protective devices
must be designed and installed in such as way that they prevent wire whiplash and
safely and reliably stop any flying fragments or debris.
▶ The operator is responsible for ensuring that the correct safety measures are taken at
the workplace. It may be necessary to cordon off a large area and position security
personnel accordingly.
▶ Make sure that adequate safety precautions are taken at the sawing area so that
neither the operator nor other persons can be injured and no damage can be caused
to equipment or other property in the event of wire breakage or due to flying fragments
or debris. Safety measures must also be implemented in the area behind the object in
which the cut is being made.
◁ Persons may NEVER enter the danger area while the wire drive unit is switched on.
▶ Use only fastening materials of adequate dimensions to fasten the pulley stands for
the wire saw and to secure the object being cut.
◁ Work with the saw may begin only when the wire saw and the pulley stands have
been securely and rigidly fastened to a solid supporting surface. A falling object
could result in serious personal injury or damage to property or equipment.
▶ Check that the wire saw and its components function correctly before use.
▶ Connect the electric power and compressed air supply only once the wire saw has
been set up completely.
▶ Position the control unit as far as possible outside the danger zone and make sure
that you remain close to the control panel during cutting operations.
▶ When setting up and operating the saw system and when removing parts that have
been cut away, always ensure that no persons are below the area in which you are
working. Falling objects could cause serious injury.
▶ Keep any free (unsupported) lengths of sawing wire as short as possible (max. 3.5 m).
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