Safety and operating instructions
© Construction Tools GmbH | 33905146 01 | 2019-09-05
Original Instructions
29
5.5 Removing the hydraulic
attachment from the carrier
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Place the hydraulic attachment on timber support
blocks.
5.5.1 Dismantling the hydraulic
connections
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 Hydraulic hose flailing about
Pressurised hydraulic hoses will flail about when bolted
connections have come loose or have been loosened. A
hydraulic hose flailing about may cause serious injuries.
u Depressurise the hydraulic system before discon-
necting a hydraulic hose (see chapter Depressuris-
ing the hydraulic system).
WARNING Hot parts
The percussion unit, the working tool, hoses, pipes and
fittings become very hot during operation. Touching
them may lead to burns.
u Never touch hot parts.
u If you have to carry out activities where you have to
touch the parts, wait for them to cool down first.
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Close all shut-off valves in the installation at the
boom if no quick couplings are used.
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Disconnect the hose lines to and from the hydraulic
attachment at the boom side.
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Close off all open hose ends.
5.5.2 Mechanical disassembly
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You need an assistant to remove the hydraulic at-
tachment.
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Agree on hand signals with your assistant, to enable
him to help you move the boom.
WARNING Injury by impacts
A sudden movement of the carrier may cause your as-
sistant to be hit and injured by the boom or the hydraulic
attachment.
u Only move the boom very slowly and in a controlled
manner while an assistant is within the danger zone.
u Always keep sight of your assistant.
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.
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Remove the bolt locks from the stick and linkage
bolts.
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Drive out the linkage bolt with a steel arbor and a
hammer.
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Switch on the carrier.
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Retract the bucket cylinder.
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Drive out the stick bolt with a steel arbor and a ham-
mer.
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Move the carrier stick out of the adapter plate.
5.6 Removing the adapter plate
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Loosen the fastening screws of the adapter plate.
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Lift the adapter plate with a suitable lifting equipment
and put it down on timber support blocks.
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Lock the elastic pad with the transport safety device.
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Save the fastening screws and the pairs of lock
washers for future use.
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