Komatsu 125E-5 Series Shop Manual
Detailed repair documentation for the Komatsu 125E-5 engine, covering structure, function, and maintenance standards for all major systems. SEN00177-09
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Models Covered & Key Technical Specifications
Komatsu 125E-5 Series SAA6D125E-5 (2008) - Shop Manual
Full service documentation for the Komatsu 125E-5 engine series, addressing structure, function, and maintenance standards across various applicable machines.
- Engine Specifications: Contains detailed data for multiple Komatsu models including the PC400-7E0/LC-7E0, PC450-7E0/LC-7E0, PC400-8/LC-8/R, PC450-8/LC-8/R, D85EX/PX-15E0/R, WA450-6/70-6/70-6R/480-6/480-6R, HM250-2/300-2/300-2R, BR580JG-1, and DCA-300SSK4.
- Performance Metrics: Provides engine output, torque, and fuel consumption ratios across a range of specified models.
- Lubrication System Details: Includes diagrams and specifications for the lubrication system, oil pump, filters, and coolers.
- Fuel System Specifications: Outlines the CRI system, fuel supply pump, common rail, injectors, and fuel filters for optimal engine operation.
- Cooling System Components: Details the water pump, thermostat, and corrosion resistor for effective engine temperature management.
- Electrical Equipment Overview: Covers the alternator, starting motor, and engine controller, essential for engine electrical system diagnostics.
Manual Description & Preview
Essential Quality Operator's Manual: Diesel Engine In-Depth Komatsu 125E-5 engine manual Blueprint-Vault
Year-Coverage: 2008 // Product-Line: Diesel Engines / Heavy Equipment Logic // Year-Coverage: 2008
| Performance-Element | Technical-Path | Calibration-Data |
|---|---|---|
| Rated Output | Engine Specifications | 262.5 kW {352 HP} @ 1,900 rpm |
| Max. Torque | Engine Specifications | 1,422 Nm {145 kgm} @ 1,400 rpm |
| Fuel Consumption | Engine Specifications | 211 g/kW·h {157 g/HP·h} at rated output |
| Dry Weight | Engine Specifications | 1,310 kg |
| Oil Capacity | Lubrication System | 46 L (37 L refill capacity) |
| Coolant Capacity | Cooling System | (21) L for engine only |
Engineering chapters address engine structure, component functions, maintenance standards, testing and adjusting procedures, troubleshooting, disassembly, and assembly. Specific sections delve into the lubrication system, fuel system (including CRI), cooling system, electrical equipment, EGR system, and turbocharger diagnostics. The manual also details specifications for various applicable machines, including hydraulic excavators, bulldozers, wheel loaders, articulated dump trucks, mobile crushers, and generators, providing comprehensive coverage for the SAA6D125E-5 engine across its diverse applications.
This manual documents torque specifications for various components to ensure proper rotational loosening prevention.
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