TO THE READER
This manual is written for an experienced technician to provide technical information needed to maintain and repair this machine. Be sure to thoroughly read this manual for correct product information and service procedures. If you have any questions or comments, at if you found any errors regarding the contents of this manual, please contact using “Service Manual Revision Request Form” at the end of this manual. Hitachi ZW180 Wheel Loader Technical Manual,Hitachi ZW180,Hitachi ZW180 Wheel Loader.
ADDITIONAL REFERENCES
Please refer to the materials listed below in addition to this manual.
- The Operator’s Manual
- The Parts Catalog
- The Engine Manual
- Parts Catalog of the Engine
- Hitachi Training Material
MANUAL COMPOSITION
This manual consists of three portions: the Technical Manual (Operational Principle), the Technical Manual (Troubleshooting) and the Workshop Manual. Information included in the Technical Manual (Operational Principle): technical information needed for redelivery and delivery, operation and activation of all devices and systems. Information included in the Technical Manual (Troubleshooting): technical information needed for operational performance tests, and troubleshooting procedures. 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.
WORKSHOP MANUAL
SECTION 1 GENERAL INFORMATION
Group 1 Precautions for Disassembling and Assembling
Group 2 Tightening Torque
Group 3 Painting
Group 4 Bleeding Air from Hydraulic Oil Tank
SECTION 2 BASE MACHINE (UPPER STRUCTURE)
Group 1 Cab
Group 2 Counterweight
Group 3 Hood
Group 4 Center Hinge
Group 5 Hydraulic Oil Tank
Group 6 Pump Device
Group 7 Control Valve
Group 8 Pilot Valve
Group 9 Pilot Shutoff Valve
Group 10 Hydraulic Fan Motor
SECTION 3 BASE MACHINE (TRAVEL SYSTEM)
Group 1 Tire
Group 2 Drive Unit
Group 3 Axle
Group 4 Propeller Shaft
Group 5 Brake Valve
Group 6 Charging Block
Group 7 Steering Pilot Valve
Group 8 Steering Valve
Group 9 Steering Cylinder
COMPONENT OPERATION / Axle
OUTLINE
The axle consists of the differential, final drive, axle shaft and brake. Power from the transmission is transmitted to the front axle and the rear axle via the propeller shaft. Inside the axle, power is transmitted to the differential, divided into left and right, and drives the axle shaft and the wheels through the final drive.