2003–2012 Komatsu SK714-5, SK815-5, SK815-5 turbo Skid-Steer Loader Shop Manual
This Komatsu shop manual covers SK714-5, SK815-5, and SK815-5 turbo skid-steer loaders, detailing systems like the hydraulic circuit and engine, with part number PN 4D88E-1FD.
Manual Preview
Sample pages from the 2003–2012 Komatsu SK714-5, SK815-5, SK815-5 turbo Skid-Steer Loader Shop Manual manual
Purchase & Download
Models Covered & Key Technical Specifications
2003–2012 Komatsu SK714-5, SK815-5, SK815-5 turbo Skid-Steer Loader Shop Manual
This comprehensive shop manual provides detailed information for Komatsu SK714-5, SK815-5, and SK815-5 turbo skid-steer loaders. It includes a thorough breakdown of the hydraulic circuit and engine systems, essential for maintenance and repair. PN 4D88E-1FD.
- Reference Data: 181-191 bar represents the standard control valve pressure for these models.
- Integral Specifications: 2800 rpm is the specified engine speed for full operational capacity.
- General Performance: 309 kPa is the standard travel motor pressure, ensuring optimal hydraulic performance.
- Essential Diagnostics: 12.7 bar is the normal value for pilot system travel, crucial for accurate operation checks.
- Baseline Calibration: 25-28 bar indicates the standard pressure for servo-controls, vital for system balance.
- Established Procedures: Max. 9 ℓ is the specified coolant liquid capacity for the engine, ensuring proper thermal management.
Manual Description & Preview
Komatsu SK714-5, SK815-5, SK815-5 turbo Skid-Steer Loader 2003–2012 Technical-Repository Manual
| Model-Specs: SK714-5, SK815-5, SK815-5 turbo // Application-Range: Skid Steer Loader / Hydraulic System Logic // System-Identifier: Engine & Hydraulics TOP | Specification | Value | Calibration-Data |
|---|---|---|---|
| Engine Model | 4D88E-1FD | Standard | |
| Engine Speed (High Idling) | 3000 rpm | 2950-3050 rpm | |
| Valve Clearance (Intake) | 0.20 mm | 0.15–0.25 mm | |
| Hydraulic Pressure (Control Valve) | 191 bar | 181–191 bar | |
| Pilot System Travel (Max) | 14.46 bar | 13.7–15.2 bar | |
| Travel Deviation | Max. 250 mm | Max. 375 mm |
Technical chapters are organized around key systems for easy navigation and comprehensive understanding. This manual details various procedures, including:
Disassembly and Assembly Procedures
Disassembly instructions are documented for major components like the engine, hydraulic system, and cab, ensuring proper procedure adherence. Wear limits are specified for critical parts, guiding replacements.
System Operation Descriptions
System operation descriptions cover the hydraulic circuits, engine function, and control valves, explaining how each component contributes to the machine's overall performance.
Technical Specifications and Calibration
The documentation addresses engine performance metrics, hydraulic pressure checks, and valve calibration procedures, providing essential data for maintenance and troubleshooting.
Testing and Adjustment Guidelines
Assembly instructions are detailed for various assemblies, including the final drive and work equipment cylinders, ensuring correct reassembly. Testing and adjustment guidelines cover engine speed, hydraulic pressures, and travel system calibration.
This manual documents torque specifications for critical components to ensure proper thermal expansion compensation, crucial for long-term durability and performance.
FAQ
Customer Reviews
Read what our customers say about this Komatsu Skid Steer Loader manual and share your own experience.