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30.4 GRAPPLE BUCKET
MAIN FIELDS OF APPLICATION
Demolition
Disposing of industrial waste
This bucket is widely used for demolition including breaking-up work,
grading and digging, clean-up work after natural disasters, dumping in-
dustrial waste, and forestry work, etc.
MISTAKEN METHODS OF USE
To ensure that the machine has a long life, and to ensure that opera-
tions are carried out in safety, do not operate the machine in any of the
following ways.
•
Do not operate the cylinder to the end of its stroke.
Always leave approx. 5 cm to spare.
Operations using the swing force
Grabbing an object using buckets on only one side
Closing the sub-bucket with the boom and arm fully extended
Impact operation with no load
30. EXTENDING MACHINE SERVICE LIFE
5-19
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