Hitachi EX25, EX35, EX40 Excavator Technical Manual
Full service documentation for the Hitachi EX25, EX35, and EX40 excavators, covering specifications, upper structure, undercarriage, electrical, hydraulic systems, and operational tests. Part number KM581E-01.
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Models Covered & Key Technical Specifications
Hitachi EX25, EX35, EX40 (KM581E-01) – Excavator Technical Manual
Hitachi EX25, EX35, EX40 Excavator Technical Manual | Excavator Dossier.
- Established Output Density: 1200 dpi establishes the maximum print output Architecture.
- Operational Containment Volume: For optimal operation, 15-30C defines the environmental limit Framework.
- Essential Current Rating: 450 W -- signifies the active printing consumption Threshold.
- Baseline Memory Capacity: The formatter board requires 64 MB for standard operation Logic.
- Integral Speed Rating: Maximum throughput reaches 25 ppm Parameters.
- Specific Native Resolution: 500 dpi is specified as the default imaging resolution Norms.
Professional Workshop Service Manual & Technical Specifications
Factory-Level Shop Manual: Excavator Hitachi EX25, EX35, EX40 Manual - Excavator Repair and Service Guidelines Factory-Standards
Asset-ID: T5B1-01 // Assembly-Group: Excavator / Upperstructure Logic // Coverage-Scope: EX25, EX35, EX40 models.
The repository is divided into the following sections: Specifications, Upperstructure, Undercarriage, Electrical System, Hydraulic System, Operational Performance Test, and Troubleshooting. This structured manual provides comprehensive information on the various components and systems of the Hitachi EX25, EX35, and EX40 excavators.
Reference data is included for overall dimensions, weights, and capacities, detailing critical measurements such as overall width, digging depth, and lifting capacities for each model. Information on fuels and lubricants, including recommended types and service refill capacities, is also thoroughly documented.
This manual covers the construction and function of the upperstructure components, including the boom swing device, pump device, and engine details. It provides diagrams and explanations for key parts like the hydraulic tank, control valve, and pilot valve systems.
Diagnostic procedures are covered for the undercarriage systems, detailing the construction and operation of the track frame, swing bearing, and travel device. Diagrams illustrate the components of the center joint and adjuster mechanisms.
Wiring diagrams are provided for the electrical system, outlining the EX25, EX35, and EX40 electrical circuits. The hydraulic system is detailed with a comprehensive hydraulic circuit diagram for all three models.
Fuel system procedures are documented for engine maintenance, including valve clearance adjustment for EX25/EX35 and EX40, as well as fuel injection pump adjustment procedures. Specifications and performance tests for the engine, travel system, and swing system are also included.
| Component | Value | Context |
|---|---|---|
| Specifications | Dimensions & Weights | EX25, EX35, EX40 |
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