3093308
Injector Fuel Supply Tube
Cummins®

The Cummins Injector Fuel Supply Tube, identified by part number 3093308, is a component designed for use in heavy-duty truck fuel systems. Its purpose is to facilitate the delivery of fuel from the fuel tank to the injectors, ensuring that the engine receives a consistent and reliable fuel supply. This component is significant in the operation of heavy-duty trucks as it contributes to the overall efficiency and performance of the engine.

Function and Operation

The Injector Fuel Supply Tube operates within the fuel system by providing a conduit for fuel to travel from the fuel tank to the injectors. It plays a role in maintaining the pressure and flow rate necessary for optimal engine performance. The tube is connected to the fuel tank at one end and to the injectors at the other, ensuring a direct and unobstructed path for fuel delivery. This design helps in reducing fuel delivery delays and enhances the precision of fuel injection ¹.

Key Features

The Cummins Injector Fuel Supply Tube is characterized by its robust design and construction. It is made from high-quality materials that offer durability and resistance to the corrosive effects of fuel. The precision engineering of this component ensures a tight fit with other fuel system components, minimizing the risk of leaks. Additionally, the tube is designed to withstand the high pressures and temperatures present in heavy-duty truck fuel systems ².

Benefits

The use of the Cummins Injector Fuel Supply Tube offers several advantages. It contributes to improved fuel delivery efficiency by providing a reliable pathway for fuel to reach the injectors. This results in enhanced engine performance, as the engine receives a consistent fuel supply. The tube’s durable construction and precise engineering also contribute to the overall reliability of the fuel system, reducing the likelihood of fuel delivery issues ³.

Installation and Compatibility

Proper installation of the Cummins Injector Fuel Supply Tube is important for ensuring its effective operation. Installation procedures should follow manufacturer guidelines to ensure compatibility with Cummins engines. Specific requirements may include ensuring the tube is properly aligned with other fuel system components and that all connections are secure. Compatibility with Cummins engines is designed to be straightforward, though it is important to verify that the tube matches the specific model and configuration of the engine in use.

Maintenance and Troubleshooting

Routine maintenance of the Cummins Injector Fuel Supply Tube involves inspecting the tube for signs of wear, corrosion, or damage. Regular checks can help identify potential issues before they lead to more significant problems. Troubleshooting common issues such as leaks or blockages may involve checking connections for tightness, cleaning or replacing filters, and ensuring the tube is free from obstructions. Following manufacturer recommendations for maintenance intervals and procedures is important for prolonging the life of the component.

Safety Considerations

When working with the Cummins Injector Fuel Supply Tube, it is important to observe safety precautions. This includes wearing appropriate personal protective equipment, such as gloves and safety glasses, to protect against fuel spills and potential hazards. Proper handling, storage, and disposal procedures should be followed to minimize risks associated with fuel system components. Additionally, ensuring that the work area is well-ventilated and free from ignition sources is important when working with fuel system parts.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the automotive industry. The company offers a wide range of products designed to meet the needs of various industries, including heavy-duty trucking, construction, agriculture, and power generation. Cummins’ commitment to excellence and customer satisfaction has made it a trusted name in the field of engine and power systems.

Cummins Injector Fuel Supply Tube (Part 3093308) Compatibility

The Cummins Injector Fuel Supply Tube, identified by the part number 3093308, is a critical component in the fuel delivery system of several Cummins engines. This part ensures the efficient transfer of fuel from the fuel pump to the injectors, maintaining the engine’s performance and reliability.

QST30 CM552 Engines

The Injector Fuel Supply Tube (3093308) is compatible with the QST30 CM552 engine series. These engines are known for their robust design and are often used in heavy-duty applications, including industrial and agricultural machinery. The compatibility of the injector fuel supply tube with the QST30 CM552 ensures that the fuel delivery system functions optimally, contributing to the engine’s overall efficiency and longevity.

Grouped Compatibility

The Cummins Injector Fuel Supply Tube (3093308) is also compatible with other engines within the same family or similar configurations. This part’s design and specifications are tailored to fit seamlessly with the fuel systems of these engines, ensuring a precise fit and reliable performance. The compatibility extends to engines that share similar fuel delivery system architectures, ensuring that the tube integrates smoothly and functions as intended.

Role of Part 3093308 Injector Fuel Supply Tube in Engine Systems

The Injector Fuel Supply Tube, identified by part number 3093308, is an essential component in the fuel delivery system of various engine configurations. This tube facilitates the transfer of fuel from the fuel rail to the individual fuel injectors.

In the context of fuel injection systems, the Injector Fuel Supply Tube ensures a consistent and regulated flow of fuel. It connects the fuel rail, which maintains fuel at a specific pressure, to the injectors. The injectors then atomize the fuel into the combustion chamber in a precise manner, optimizing fuel efficiency and engine performance.

The performance of the Injector Fuel Supply Tube is integral to the overall efficiency of the fuel system. It must withstand high pressures and temperatures while providing a leak-free path for fuel delivery. Any compromise in the integrity of this tube can lead to fuel leaks, inconsistent fuel delivery, and ultimately, decreased engine performance.

In diesel engines, the Injector Fuel Supply Tube plays a similar role but operates under higher pressures due to the nature of diesel fuel injection systems. It ensures that fuel is delivered at the correct pressure and timing to facilitate efficient combustion.

In gasoline direct injection (GDI) systems, the Injector Fuel Supply Tube is part of a high-pressure fuel system that injects fuel directly into the combustion chamber. This setup requires the tube to handle even higher pressures than traditional port fuel injection systems.

Overall, the Injector Fuel Supply Tube (part 3093308) is a key component that ensures the reliable and efficient delivery of fuel to the injectors, directly influencing engine performance and fuel economy.

Conclusion

The Cummins Injector Fuel Supply Tube (part 3093308) is a vital component in the fuel delivery system of heavy-duty engines. Its robust design, compatibility with various Cummins engines, and role in ensuring efficient fuel delivery contribute to the overall performance and reliability of the engine. Proper installation, maintenance, and adherence to safety considerations are essential for maximizing the benefits of this component.