Komatsu PC138US-11 Operation & Maintenance Manual page 298

Hydraulic excavator
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TRANSPORTATION
When lifting the machine, perform the operation on a flat ground according to the following procedure.
1.
Start the engine.
2.
Swing the upper structure in order for the position of the
work equipment to come to the sprocket (1) side if the ma-
chine is equipped with a blade.
3.
Extend the bucket cylinder and arm cylinder fully, then low-
er the work equipment to the ground using the boom cylin-
der as shown in the figure.
4.
Lower the blade to the ground if the machine is equipped
with a blade.
5.
Set the lock lever securely to LOCK position (L).
6.
Stop the engine.
7.
Check that there is nothing around the operator's seat, and then get off the machine.
Close the cab door and front window securely.
8.
Pass wire ropes between the 1st and 2nd track rollers from
the front and between the 1st and 2nd track rollers from
the rear.
Place pieces of wood between the wire ropes and the ma-
chine to prevent damage to the ropes and the machine.
9.
Set the lifting angle (A) of the wire rope to 30 to 40 °, then
sling the machine slowly.
10. After the machine comes off the ground, check the hook
condition and the lifting posture, and then sling the ma-
chine slowly.
3-228
WENAM00111
OPERATION

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