Komatsu PC45MR-30403, Operation And Maintenance Manual

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BREAKERS
k k
WARNING
When the machine is used with the breaker installed, its safety decreases because the weight of the
breaker is larger and the work contents of the breaker is less safe than that of the bucket.
Do not operate the machine sharply since the machine may tip over. Before working with the breaker,
take protective measures from broken pieces.
Applicable work
Major works suitable to the breaker are as follows.
• Cutting reinforcing bars and steel frames
• Demolition of concrete structures
Prohibited operations
To ensure that the machine has a long life, and to ensure that operations are performed in safety, do not operate
the machine in any of the following ways.
Do not operate all cylinders to the end of their strokes. Always leave approximately 5 cm {2 in} to spare.
Do not work with any cylinder at the stroke end.
Do not work with the machine directed sideways.
Do not drop or stop the breaker sharply.
ATTACHMENTS AND OPTIONS RECOMMENDED ATTACHMENT OPERATIONS
6-39