Komatsu PC300-5, PC300LC-5 & PC300HD-5 Repair Manuals PDF

Serial Numbers:
CEBM207077 – Various
CEBM207041 – PC300LC-5: A30001 and up, PC400LC-5: A40001 and up
SEBM0207C503 – PC300-5, PC400-5: 20001 and up
Manuals: Shop Manual
10 STRUCTURE, FUNCTION
20 TESTING AND ADJUSTING
30 REMOVAL AND INSTALLATION
40 MAINTENANCE STANDARD
GENERAL
This section lists the general machine dimensions, performance specifications, component weights, and fuel, coolant and lubricant specification charts.
STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.
TESTING, ADJUSTING AND TROUBLESHOOTING

This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating Problems to Causes are also mention in this section.

DISASSEMBLY AND ASSEMBLY KOMATSU Excavator
This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.
Do not sling a heavy load with ropes forming a wide hanging angle from the hook.

When hoisting a load with two or more ropes, the force subjected to each rope will increase with the hanging angles. The table below shows the variation of allowable load (kg) when hoisting is made with two ropes, each of which is allowed to sling up to 1000 kg vertically, at various hanging angles.