Scrap Grapple - Komatsu PC210LC-6K Operation & Maintenance Manual

30. EXTENDING MACHINE SERVICE LIFE

30.5 SCRAP GRAPPLE

MAIN FIELDS OF APPLICATION
° Disposal of rock or debris
This attachment is mounted to the arm end and used to grasp rock,
debris etc. by opening and closing the claws (3 to 5) corresponding to the
extension and retraction of the hydraulic cylinder.
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 (2 in) to spare.
Operations using the swing force
Operations using one side of work equipment
Catching and dragging with claw end
Gouging
5-30 5-28