THE MANUAL LIBRARY
Komatsu PC300LL-7L Logging Excavator Repair Manual PDF
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Documentation Specifications
| Manufacturer | Komatsu |
| Applicable Model | PC300LL-7L |
| Serial Number Range | A85001 and up |
| Machine Type | Excavator |
| Documentation | Repair Manual |
| Publication Reference | CEBM012100 (Mar 2004) |
| Language | English |
| Format |
Manuals Provided
| Repair Manual | 676 pages |
For Komatsu Galeo PC300LL-7L Excavator, this reference brings together the listed repair manual material. Start with 01 GENERAL and follow the relevant document section for the task.
What’s Covered Inside
01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
10 STRUCTURE AND FUNCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
20 TESTING, ADJUSTING AND TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
30 DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
90 OTHER. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1
1. Composition of shop manual
ease of understanding, the manual is divided into the following sections.
00. FOREWORD
This section explains the safety and basic information.
01. GENERAL
This section explains the specifications of the machine for the Komatsu Excavator.
10. STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
This section explains the structure, function, and maintenance standard values of each component.
The structure and function sub-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. The maintenance standard sub-section explains the criteria and remedies for disassembly and service.
20. TESTING AND ADJUSTING
Standard value table
This section explains the standard values for new machine and judgement criteria for testing, adjusting, and troubleshooting. This standard value table is used to check the standard values in testing and adjusting and to judge parts in troubleshooting.
Testing and adjusting
This section explains measuring instruments and measuring methods for testing and adjusting, and method of adjusting each part. The standard values and judgement criteria for testing and adjusting are explained in Testing and adjusting.
Troubleshooting
This section explains how to find out failed parts and how to repair them. The troubleshooting is divided by failure modes. The S mode of the troubleshooting related to the engine may be also explained in the Chassis volume and Engine volume. In this case, see the Chassis volume.
30. DISASSEMBLY AND ASSEMBLY Excavator
This section explains the special tools and procedures for removing, installing, disassembling, and assembling each component, as well as precautions for them. In addition, tightening torque and quantity and weight of coating material, oil, grease, and coolant necessary for the work are also explain.
90. OTHERS (chassis volume)/Repair and replacement of parts (engine volume)
Chassis volume
This section gives hydraulic circuit diagrams and electrical circuit diagrams.
Engine volume
This section explains the method of reproducing, repairing, and replacing parts.
There is no pressure remaining in the swing motor circuit and travel motor circuit, but the internal pressure in the
hydraulic tank affects them. So open the oil filler cap of the hydraulic tank.
Use publication CEBM012100 (Mar 2004) with the PC300LL-7L model details to select the appropriate documentation. Refer to 01 GENERAL within its stated document and equipment scope.
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