Komatsu PC180LC-3, PC180LLC-3, PC180NLC-3 Excavator Manual

Table of Contents

10 ENGINE
11 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
12 TESTING AND ADJUSTING .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
13 DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3-1

20 POWER TRAIN
21 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-1
23 DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
24 MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24-1

30 UNDERCARRIAGE
31 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31-1
33 DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33-1
34 MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34-1

60 HYDRAULIC SYSTEM
61 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61-1
62 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62-1
63 DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63-1
64 MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64-1

80 ELECTRICAL SYSTEM
81 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81-1
82 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82-1

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 PC180LC-3, PC180LLC-3, PC180NLC-3

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.

When raising heavy components, use a hoist or crane. Check that the wire rope, chains and hooks are free from damage.
Always use lifting equipment which has ample capacity. Install the lifting equipment at the correct places. Use a hoist or crane and operate slowly to prevent the component from the PC180LC-3, PC180LLC-3, PC180NLC-3 hitting any other part. Do not work with any part still raised by the hoist or crane.