Komatsu PC128US-2, PC138US-2, PC138USLC-2 Hydraulic Excavator Shop Manual
Komatsu excavator troubleshooting and repair reference for PC128US-2, PC138US-2, PC138USLC-2 hydraulic excavators. Includes diagrams and specifications for safe and efficient operation.
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Models Covered & Key Technical Specifications
Operational Engineering Assembly Manual: Excavator Thorough Komatsu service manual: PC128US-2, PC138US-2, PC138USLC-2E0 Diagnostic-Reference Komatsu PC128US-2, PC138US-2, PC138USLC-2E0 (SEBM018419) -- 2005 Advanced System Overview | Excavator Unit. Verified Enclosure Specs: 7220 mm is the standard overall length for operation clarity. Key Addressable Resolution: 12950 kg is the standard machine weight for structural integrity. Principal Clamp Forces: 0.45 m3 defines the maximum bucket capacity for material handling. Advanced Spacing Data: 8230 mm signifies the maximum digging radius for operational reach. Design Electrical Load: 64 kW{85.8}/2,200 rpm represents the engine's rated output for power generation. Design Footprint Data: 390 mm provides the minimum ground clearance for operational stability.
Professional Workshop Service Manual & Technical Specifications
Operational Engineering Assembly Manual: Excavator Thorough Komatsu service manual: PC128US-2, PC138US-2, PC138USLC-2E0 Diagnostic-Reference
| Komatsu PC128US-2, PC138US-2, PC138USLC-2E0 (SEBM018419) -- 2005 Advanced System Overview | Excavator Unit. Engine-Type: Komatsu S4D102E-1 Diesel engine // Engineering-Base: Standard specification // Engine-Type: 64 {85.8}/2,200 kW{HP}/rpm | Identifier | Parameters | Architecture |
|---|---|---|---|---|
| Machine weight | Standard specification | 12,950 kg | ||
| Bucket capacity | Standard specification | 0.45 m³ | ||
| Engine type | — | Komatsu S4D102E-1 Diesel engine | ||
| Engine rated output | Standard specification | 64 {85.8}/2,200 kW{HP}/rpm | ||
| Overall length | Standard specification | 7,220 mm | ||
| Overall height | Standard specification | 2,850 mm | ||
| Overall width | Standard specification | 2,490 mm | ||
| Shoe width | Standard specification | 500 mm | ||
| Trail swing radius | Standard specification | 1,480 mm | ||
| Crawler overall length | Standard specification | 3,480 mm | ||
| Distance between tambler center | Standard specification | 2,750 mm | ||
| Cab height | Standard specification | 2,810 mm | ||
| Minimum ground clearance | Standard specification | 390 mm | ||
| Traveling speed (Low/High) | Standard specification | 3.2/5.1 km/h | ||
| Continuous swing speed | Standard specification | 11.0 rpm |
Chapter Overview
Featuring a modular arrangement of comprehensive technical documentation, this manual details the following key areas:
Procedures
This section details the necessary procedures for the correct disassembly, assembly, and maintenance of your Komatsu excavator.
Specifications
Essential technical specifications are thoroughly documented, providing crucial data for proper machine operation and upkeep.
Systems
An in-depth look at the various hydraulic and electrical systems, including diagrams and operational explanations.
Table of Components
A detailed breakdown of all components, facilitating easy identification and reference during maintenance or repair.
Introduction to Manual Structure
This manual provides a structured approach to understanding your Komatsu excavator, covering everything from general information to specific system diagnostics.
FAQ
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