This workshop service repair manual provides comprehensive information for the Hitachi ZX 140W-3 Hydraulic Excavator, powered by an ISUZU 4JJ1 3.0L 4-cylinder diesel engine. Engineered for robust performance and reliability, this excavator is designed for demanding operational environments. Its advanced hydraulic system, coupled with a sophisticated drive and braking system, ensures efficient and precise operation across a wide range of construction and industrial applications. The manual covers specific serial number ranges, ensuring accuracy for maintenance and repair tasks.
The purpose of this manual is to serve as a definitive guide for both do-it-yourself users and experienced mechanics. It details routine maintenance, extensive repairs, and modifications, offering step-by-step instructions supported by detailed illustrations, pictures, and diagrams. Key areas covered include engine mechanical and fuel systems, cooling and electrical systems, hydraulic and control systems, as well as troubleshooting guides and system diagrams for hydraulics and electrics. This resource is essential for maintaining the optimal performance and longevity of your Hitachi ZX 140W-3 excavator.
HITACHI ZX 140W-3 HYDRAULIC EXCAVATOR WORKSHOP SERVICE REPAIR MANUAL
ENGINE COVERED:
3.0L 4-CYLINDER IN-LINE, 4-CYCLE, WATER-COOLED, ISUZU 4JJ1 DIESEL ENGINE
CONTENTS:
GENERAL INFORMATION
PRECAUTIONS FOR DISASSEMBLING/ASSEMBLING
TIGHTENING TORQUES
ENGINE MECHANICAL
COOLING SYSTEM
ENGINE FUEL SYSTEM
ENGINE ELECTRICAL
ENGINE CONTROL SYSTEM
AIR INTAKE SYSTEM
EXHAUST SYSTEM
ENGINE SPEED CONTROL SYSTEM
PAINTING SYSTEM
BLEED AIR FROM HYDRAULIC OIL TANK
CAB SYSTEM
COUNTERWEIGHT
CENTER HINGE
HOOD SYSTEM
HYDRAULIC OIL TANK
PUMP DEVICE
CONTROL SYSTEM
ECM SYSTEM
HYDRAULIC SYSTEM
ELECTRICAL SYSTEM
CONTROL VALVE
PILOT VALVE SYSTEM
PILOT SHUT-OFF VALVE
HYDRAULIC FAN PUMP AND MOTOR
TIRE SYSTEM
DRIVE UNIT SYSTEM
AXLE SYSTEM
PROPELLER SHAFT
BRAKE VALVE SYSTEM
CHARGING BLOCK SYSTEM
STEERING PILOT VALVE
STEERING VALVE SYSTEM
STEERING CYLINDER
FRONT ATTACHMENT
CYLINDER SYSTEM
TROUBLESHOOTING
HYDRAULIC DIAGRAMS
ELECTRICAL DIAGRAMS
THIS IS A VERY COMPREHENSIVE AND INTUITIVE ELECTRONIC PDF FORMAT WORKSHOP MANUAL WHICH HAS DETAILED ILLUSTRATIONS AS WELL AS STEP BY STEP INSTRUCTIONS WITH PICTURES & DIAGRAMS. ALL PAGES ARE PRINTABLE, SO RUN OFF WHAT YOU NEED AND TAKE IT WITH YOU INTO THE GARAGE OR WORKSHOP. THIS MANUAL ARE YOUR NUMBER ONE SOURCE FOR REPAIR AND SERVICE INFORMATION. THEY ARE SPECIFICALLY WRITTEN FOR THE DO-IT-YOURSELF AS WELL AS THE EXPERIENCED MECHANIC. USING THIS REPAIR MANUAL IS AN INEXPENSIVE WAY TO KEEP YOUR MACHINE/VEHICLE WORKING PROPERLY. EACH MANUAL PROVIDES STEP-BY-STEP INSTRUCTIONS BASED ON THE COMPLETE DIS-ASSEMBLY OF THE MACHINE. SO, IT ALLOWING YOU TO STOP WASTING MONEY ON ROUTINE MAINTENANCE, AND GIVE YOU ALL THE SOLID INFORMATION AND GUIDANCE NEEDED TO PERFORM LARGER REPAIRS AND MODIFICATIONS AT HOME.
HITACHI ZX 140W-3 HYDRAULIC EXCAVATOR WORKSHOP SERVICE REPAIR MANUAL
ENGINE COVERED:
3.0L 4-CYLINDER IN-LINE, 4-CYCLE, WATER-COOLED, ISUZU 4JJ1 DIESEL ENGINE
CONTENTS:
GENERAL INFORMATION
PRECAUTIONS FOR DISASSEMBLING/ASSEMBLING
TIGHTENING TORQUES
ENGINE MECHANICAL
COOLING SYSTEM
ENGINE FUEL SYSTEM
ENGINE ELECTRICAL
ENGINE CONTROL SYSTEM
AIR INTAKE SYSTEM
EXHAUST SYSTEM
ENGINE SPEED CONTROL SYSTEM
PAINTING SYSTEM
BLEED AIR FROM HYDRAULIC OIL TANK
CAB SYSTEM
COUNTERWEIGHT
CENTER HINGE
HOOD SYSTEM
HYDRAULIC OIL TANK
PUMP DEVICE
CONTROL SYSTEM
ECM SYSTEM
HYDRAULIC SYSTEM
ELECTRICAL SYSTEM
CONTROL VALVE
PILOT VALVE SYSTEM
PILOT SHUT-OFF VALVE
HYDRAULIC FAN PUMP AND MOTOR
TIRE SYSTEM
DRIVE UNIT SYSTEM
AXLE SYSTEM
PROPELLER SHAFT
BRAKE VALVE SYSTEM
CHARGING BLOCK SYSTEM
STEERING PILOT VALVE
STEERING VALVE SYSTEM
STEERING CYLINDER
FRONT ATTACHMENT
CYLINDER SYSTEM
TROUBLESHOOTING
HYDRAULIC DIAGRAMS
ELECTRICAL DIAGRAMS
THIS IS A VERY COMPREHENSIVE AND INTUITIVE ELECTRONIC PDF FORMAT WORKSHOP MANUAL WHICH HAS DETAILED ILLUSTRATIONS AS WELL AS STEP BY STEP INSTRUCTIONS WITH PICTURES & DIAGRAMS. ALL PAGES ARE PRINTABLE, SO RUN OFF WHAT YOU NEED AND TAKE IT WITH YOU INTO THE GARAGE OR WORKSHOP. THIS MANUAL ARE YOUR NUMBER ONE SOURCE FOR REPAIR AND SERVICE INFORMATION. THEY ARE SPECIFICALLY WRITTEN FOR THE DO-IT-YOURSELF AS WELL AS THE EXPERIENCED MECHANIC. USING THIS REPAIR MANUAL IS AN INEXPENSIVE WAY TO KEEP YOUR MACHINE/VEHICLE WORKING PROPERLY. EACH MANUAL PROVIDES STEP-BY-STEP INSTRUCTIONS BASED ON THE COMPLETE DIS-ASSEMBLY OF THE MACHINE. SO, IT ALLOWING YOU TO STOP WASTING MONEY ON ROUTINE MAINTENANCE, AND GIVE YOU ALL THE SOLID INFORMATION AND GUIDANCE NEEDED TO PERFORM LARGER REPAIRS AND MODIFICATIONS AT HOME.
