Komatsu PC118MR-8 Operation And Maintenance Manual page 412

OPTIONAL EQUIPMENT
RECOMMENDED ATTACHMENT OPERATIONS
WRONG USAGE 6
To ensure that the machine has a long life, and to ensure that operations are carried out in safety, do not operate
the machine in any of the following ways.
q Do not operate all cylinders to the end of their strokes. Always leave approximately 5 cm to spare.
q Using the mount to gather in pieces of rock.
q Operations using the swing force.
q Moving the chisel while carrying out impacting operations.
q Holding the chisel horizontal or pointed up when carrying
out impacting operations.
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