Safety and operating instructions
28 © Construction Tools GmbH | 3390 5203 01 | 2019-08-06
Original Instructions
5.8 Working tool
WARNING Unexpected movement
Sudden movements of the carrier may cause serious in-
jury.
u Secure the carrier such that it cannot move unex-
pectedly.
u Observe the carrier manufacturer’s instructions.
WARNING Metal chips shooting off
When hammering out bolts, chips may shoot off and
cause serious eye injuries.
u Wear safety glasses when hammering out the bolts.
WARNING Heavy working tool
The working tool is heavy; if it falls it may cause serious
injury. Lifting the working tool without suitable lifting
equipment may lead to physical injury.
u Lift the working tool with lifting equipment designed
for the weight of the working tool.
WARNING Hands and fingers being cut off or hurt
Bores and surfaces can act like a pair of scissors and
cut off or hurt parts of your body.
u Never use your fingers to check bores or fitting sur-
faces.
u Do not reach into the aperture in the lower breaker
part or between the working tool and the lower
breaker part.
5.8.1 Selecting the right working tool
The standard available working tools are shown. The dif-
ferent cutter geometries may influence the production re-
sult, depending on the actual use. Please consult the fol-
lowing table for recommended uses.
Conical moil point
Suitable for universal use
Very good penetration
Even splitting effect distribution
No torsion effect
Pyramidal moil point
Suitable for universal use
Very good penetration
Even splitting effect distribution
Slight torsion effect
Chisel and spade
Mining, demolition work, ground
work, foundations
Very good splitting effect distri-
bution
Very good penetration
Torsion effect
Blunt tool
Mining, block holing, demolition
work
Very good energy transfer
Optimum in-cutting effect
No torsion effect
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