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This manual is a complete factory service repair manual for Hitachi ZX140W-3 Wheeled Excavator. This manual consists of three portions: Hitachi ZX140W-3 Technical Manual(Troubleshooting), TECHNICAL MANUAL(Operational Principle) and Hitachi ZX140W-3 Workshop Manual. Information included in the Technical Manual(Troubleshooting): technical information needed for operational performance tests, and troubleshooting procedures and Electrical Circuit Diagram. Information included in the Technical Manual(Operational Principle): technical information needed for redeliver and delivery, operation and activation of all devices and systems. Information included in the Workshop Manual: technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal/installation and assemble/disassemble procedures. Service Repair Manual Covers: WORKSHOP MANUAL SECTION 1 GENERAL INFORMATION Group 1 Precautions for disassembling and Assembling Group 2 Tightening Group 3 Painting Group 4 Bleeding Air from Hydraulic Oil Tank SECTION 2 UPPERSTRUCTURE Group 1 Cab Group 2 Counterweight Group 3 Main Frame Group 4 Pump Device Group 5 Control Valve Group 6 Swing Device Group 7 Pilot Valve Group 8 Electric Lever Group 9 Signal Control Valve Group 10 Travel Shockless Valve Group 11 Solenoid Valve Group 12 Pilot Shut-Off Solenoid Valve Group 13 Steering Valve Group 14 Brake Valve Group 15 Accumulator Charging Valve SECTION 3 UNDERCARRIAGE Group 1 Swing Bearing Group 2 Travel Motor Group 3 Center Joint Group 4 Transmission Group 5 Axle Group 6 Axle Lock Cylinder Group 7 Operate Check Valve Group 8 Suspension Cylinder Group 9 Pilot Check Valve Group 10 Solenoid Valve Group 11 Transmission Changeover Solenoid Valve Group 12 Propeller Shaft SECTION 4 FRONT ATTACHMENT Group 1 Front Attachment Group 2 Cylinder Group 3 Hose Rupture Valve Group 4 Operate Check Valve TECHNICAL MANUAL(Operational Principle) SECTION 1 GENERAL Group 1 Specifications Group 2 Component Specifications Group 3 Component Layout SECTION 2 SYSTEM Group 1 Controller Group 2 Control System Group 3 ECM System Group 4 Hydraulic System Group 5 Electrical System SECTION 3 COMPONENT OPERATION Group 1 Pump Device Group 2 Swing Device Group 3 Control Valve Group 4 Pilot Valve Group 5 Electric Lever Group 6 Transmission Group 7 Axle Group 8 Travel Motor Group 9 Signal Control Valve Group 10 Steering Valve Group 11 Brake Valve Group 12 Others (Upperstructure) Group 13 Others (Undercarriage TECHNICAL MANUAL(Troubleshooting) SECTION 4 OPERATIONAL PERFORMANCE TEST Group 1 Introduction Group 2 Standard Group 3 Engine Test Group 4 Excavator Test Group 5 Component Test SECTION 5 TROUBLESHOOTING Group 1 Diagnosing Procedure Group 2 Monitor Unit Group 3 Dr.ZX Group 4 ICF Group 5 Component Layout Group 6 Troubleshooting A Group 7 Troubleshooting B Group 8 Electrical System Inspection Hitachi ZX140W-3 ELECTRICAL CIRCUIT DIAGRAM Hitachi ZX140W-3 HYDRAULIC CIRCUIT DIAGRAM ================================================== High Quality PDF Manual,All pages are printable. Instant Download No Shipping Cost No Need to Wait For A CD-ROM File Format: PDF Language: English Compatible: All Versions of Windows & Mac Requirements: Adobe PDF Reader Thanks for visiting.