The Hitachi EX220-2 Excavator Service Repair Technical Manual is a comprehensive resource for both professional mechanics and DIY enthusiasts. It consists of two main sections: the Technical Manual (Troubleshooting) and the Workshop Manual.
The Technical Manual (Troubleshooting) includes essential technical information required for operational performance tests and troubleshooting procedures. On the other hand, the Workshop Manual contains crucial technical details for the maintenance and repair of the machine, along with the necessary tools and devices, maintenance standards, and removal/installation and assemble/disassemble procedures.
The Technical Manual is divided into several sections:
Section 1 - Specification, covering general information, dimensions and weights, fuels and lubricants, interchangeability, machine numbers, and component specifications.
Section 2 - Upperstructure, encompassing layout, tanks, pump device, control valve, swing device, pilot valve, lock valve, shockless valve, and accumulator.
Section 3 - Undercarriage, including swing bearing, travel device, center joint, track adjuster, and component location.
Section 4 - Electrical System, covering component location, control system, monitor, circuit operation, and inspection and maintenance.
Section 5 - Hydraulic System, encompassing general information, control system, and control circuit.
Section 6 - Operational Performance Test, including performance test, standards, engine test, excavator test, and hydraulic component test.
Section 7 - Troubleshooting, covering diagnosing procedures, connectors, and troubleshooting A, B, and C, along with harness check and electrical and hydraulic schematics.
The Workshop Manual includes sections on general information, precautions for disassembling and assembling, tightening torque, upperstructure components, undercarriage components, and safety measures.
This manual is available in a .PDF file format, comprising 451 pages with a size of 29Mb and is presented in English. It contains detailed specifications, diagrams, real photo illustrations, and schemes, making it an invaluable resource for diagnosing, repairing, and maintaining Hitachi machinery.
One of the advantages of the digital format is the ability to utilize the search feature in Acrobat to quickly locate specific information. Additionally, users can conveniently print out the exact pages they require. If you have any questions or are in search of a specific manual, feel free to reach out. Have a great day!
