This Manual includes three parts as showed below:
1. Komatsu PC490LC-10 Hydraulic Excavator Service Repair Manual
2. Komatsu PC490LC-10 Hydraulic Excavator Operation & Maintenance Manual
3. Komatsu PC490LC-10 Hydraulic Excavator Field Assembly Manual

This manual contains deep information about maintaining, assembly, disassembly and servicing your Komatsu PC490LC-10 Hydraulic Excavator. it also help you realize peak performance through effective, economical and safe machine operation and maintenance. YOU CAN DO THE REPAIRS YOURSELF AND SAVE MONEY $$$

Model & Serial Number:
PC490LC-10 80001 and up

The service repair manual contains information and data to this model. has specs, diagrams, and actual real photo illustrations, and schemes, which give you complete step by step operations on repair, Diagnosing, servicing, technical maintenance & troubleshooting procedures for your machine. this manual offers full information you need for repair your machine. the information in this manual will enable you to find trouble and to understand how to repair and maintain your machine without going into service.

The operation & maintenance manual describes procedures for operation, handling, lubrication, maintenance, checking, and adjustment. It Will Help The Operator or anyone Realize Peak Performance Through Effective, economical and safe machine operation and maintenance.

The Field Assembly Manual provides you with everything you need to know in order to assembly your Komatsu PC490LC-10 Hydraulic Excavator safely and effectively. Step-by-step assembly procedure, parts installation, adjustment and maintenance procedure after completion of assembly.

Service Repair Manual Contains:
Index and foreword
Structure and function
Standard value tables
Testing and adjusting
Disassembly and assembly
Maintenance standard
Diagrams and drawings

Field Assembly Manual Contains:
Precautions for field assembly
Disposal of removed parts
Assembling procedures, applicable equipment and schedule
Flow of field assembly
Kit layout diagram
Tool list for field assembly
Tightening torque
Coating materials
Selection of wire ropes used for assembly
Selection of nylon slings used for assembly
A. Assembly of chassis
A- 1. Installation of climbing step
A- 2. Installation of handrail
A- 3. Installation of mirror
B. Assembling of work equipment
B- 1. Installation of boom cylinder
B- 2. Releasing remaining pressure in hydraulic circuit
B- 3. Installation of boom cylinder hoses
B- 4. Installation of boom cylinder top pin
B- 5. Installation of boom assembly
B- 6. Installation of hoses from chassis along top of boom.
B- 7. Connection of boom cylinder head
B- 8. Installation of arm assembly
B- 9. Installation of bucket cylinder hoses between boom and bucket cylinder
B-10. Installation of bucket
B-11. Connection of work equipment grease piping
B-12. Connection of work equipment wiring
B-13. Greasing after completion of work equipment
B-14. Bleeding air from work equipment circuit
C. Increasing and decreasing of track frame gauge, assembling of counterweight
C- 1. Increasing and decreasing of track frame gauge
C- 2. Installation of steps
C- 3. Installation of travel piping covers
C- 4. Adjustment of track tension
C- 5. Sticking sheet to counterweight
C- 6. Installation of camera
C- 7. Installation of counterweight
M. Procedure for inspection and maintenance after completion of assembly
M- 1. Replacement of return filter (Standard filter to flushing filter)
M- 2. Flushing of hydraulic circuit
M- 3. Replacement of return filter (Standard filter to flushing filter)
M- 4. Check of oil/coolant level at each part
M- 5. Inspection of oil level in hydraulic tank and refill
M- 6. Parts to be touched up after field assembly
M- 7. Error code
Mounting bolt torque check sheet
Field assembly inspection report (Backhoe)



** Model Specification: Komatsu PC490LC-10 Hydraulic Excavator
** Language: English
** File Format: PDF
** Requirements: Adobe PDF Reader & WinZip
** Compatible: All Versions of Windows & Mac, Linux OS, Iphone, Ipad, Android etc…


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