Understanding the OM 904 Engine
The OM 904 engine is a marvel of engineering, renowned for its robustness and reliability. This article delves into the intricacies of the OM 904, providing you with a comprehensive understanding of its features, specifications, and applications.
Engine Specifications
The OM 904 engine is a 4.7-liter, inline-6 diesel engine, developed by Mercedes-Benz. It is a part of the OM series, which is known for its high-performance and durability. Here are some key specifications of the OM 904 engine:
| Parameter | Value |
|---|---|
| Engine Type | Inline-6 Diesel |
| Displacement | 4.7 liters |
| Bore x Stroke | 102 mm x 120 mm |
| Maximum Power | 280 kW (380 hp) @ 2800 rpm |
| Maximum Torque | 1200 Nm @ 1200-1800 rpm |
| Compression Ratio | 16.5:1 |
Design and Technology
The OM 904 engine is designed with cutting-edge technology, ensuring optimal performance and efficiency. Here are some of the key design features:
- Common Rail Fuel Injection: The engine employs a common rail fuel injection system, which provides precise fuel delivery and improves combustion efficiency.
- High-Pressure Turbocharger: The OM 904 engine is equipped with a high-pressure turbocharger, which enhances power output and responsiveness.
- Intercooler: An intercooler is used to cool the compressed air before it enters the combustion chamber, which improves combustion efficiency and power output.
- Electronic Control Unit (ECU): The engine is controlled by an advanced ECU, which optimizes performance and fuel consumption.
Applications
The OM 904 engine is widely used in various applications, including:
- Heavy-Duty Trucks: The engine is a popular choice for heavy-duty trucks, thanks to its high power output and durability.
- Construction Equipment: The OM 904 engine is used in construction equipment, such as excavators and bulldozers, due to its robustness and reliability.
- Marine Applications: The engine is also used in marine applications, such as tugboats and ferries, due to its high power output and resistance to corrosion.
Reliability and Maintenance
The OM 904 engine is known for its reliability, thanks to its robust design and high-quality components. However, regular maintenance is essential to ensure optimal performance and longevity. Here are some key maintenance tips:
- Regular Oil Changes: Change the engine oil regularly to keep the engine running smoothly.
- Check Air Filters: Replace the air filters regularly to ensure proper air flow and prevent engine damage.
- Inspect Coolant Levels: Keep the coolant levels at the recommended level to prevent overheating.
- Check Engine Fluids: Regularly inspect engine fluids, such as transmission fluid and brake fluid, to ensure they are at the correct levels and in good condition.
Conclusion
The OM 904 engine is a powerful and reliable engine, suitable for a wide range of applications. Its advanced design and technology make it a popular choice among heavy-duty truck owners, construction equipment operators, and marine professionals. By following proper maintenance procedures, you can ensure that your OM 904 engine continues to perform at its best for years to come.
