3094745
Injector Fuel Supply Tube
Cummins®

The Injector Fuel Supply Tube, identified by Part #3094745, is a component manufactured by Cummins, a well-established name in the automotive industry. This part plays a role in the fuel system of heavy-duty trucks, ensuring efficient fuel delivery to the injectors. Understanding its function and importance is key to maintaining the performance and reliability of heavy-duty truck engines.

Basic Concepts of Injector Fuel Supply Tube

The Injector Fuel Supply Tube operates on fundamental principles integral to the fuel injection system. Its primary function is to transport fuel from the fuel tank to the injectors under precise pressure conditions. This ensures that the fuel is delivered in the correct quantity and at the right time, contributing to optimal engine performance. The tube’s design and material selection are important in maintaining the integrity of the fuel as it travels through the system ¹.

Purpose and Role in Truck Operation

In the context of heavy-duty truck engines, the Injector Fuel Supply Tube serves the purpose of delivering fuel to the injectors, which is vital for engine operation. It ensures that the fuel is supplied consistently and efficiently, which is important for maintaining engine efficiency and power output. The tube’s role in this process is to provide a reliable pathway for fuel, minimizing the risk of leaks or disruptions that could affect engine performance.

Key Features

The Cummins Injector Fuel Supply Tube is characterized by several key features that enhance its performance and durability. Its design is engineered to withstand the high pressures and temperatures typical of heavy-duty truck fuel systems. The materials used in its construction are chosen for their strength and resistance to corrosion, ensuring longevity and reliability. Additionally, the tube may feature unique characteristics such as reinforced sections or specialized coatings to further enhance its performance under demanding conditions ².

Benefits

Utilizing the Cummins Injector Fuel Supply Tube offers several benefits. It contributes to improved fuel delivery, which is important for maintaining engine performance. The tube’s design and materials ensure reliable operation, even in challenging environments. This reliability translates to enhanced engine performance and efficiency, making it a valuable component for heavy-duty truck applications.

Installation and Compatibility

Proper installation of the Injector Fuel Supply Tube is important to ensure its effective operation within the truck’s fuel system. Installation procedures should follow manufacturer guidelines to avoid issues such as leaks or improper fuel delivery. Compatibility with the truck’s fuel system is also crucial, as it ensures that the tube functions as intended within the specific engine configuration.

Maintenance and Troubleshooting

Maintaining the Injector Fuel Supply Tube is important for ensuring its optimal performance. Regular inspections for signs of wear, corrosion, or damage are recommended. Common issues that may arise include leaks or blockages, which can be addressed through proper troubleshooting techniques. Ensuring the tube remains in good condition contributes to the overall reliability and efficiency of the truck’s engine.

Performance and Efficiency

The Injector Fuel Supply Tube plays a role in the overall performance and efficiency of the truck’s engine. By ensuring consistent and efficient fuel delivery, it contributes to fuel economy, power output, and emissions reduction. Its reliable operation is a key factor in maintaining the engine’s performance under various operating conditions ³.

Cummins: Manufacturer Overview

Cummins Inc. is a renowned manufacturer in the automotive industry, with a history of producing high-quality components for heavy-duty trucks. The company’s reputation is built on its commitment to innovation, quality, and customer satisfaction. Cummins’ expertise in engine technology and component manufacturing makes it a trusted provider of parts like the Injector Fuel Supply Tube, ensuring reliability and performance in demanding applications.

Cummins Injector Fuel Supply Tube (Part 3094745)

The Cummins Injector Fuel Supply Tube (Part 3094745) is a component in the fuel delivery system of various Cummins engines. This part ensures that fuel is efficiently and accurately delivered to the fuel injectors, which is important for maintaining optimal engine performance.

Compatibility with Cummins Engines

The Injector Fuel Supply Tube (Part 3094745) is designed to fit seamlessly with several Cummins engine models. Here is a breakdown of the engines and groups where this part is applicable:

• QST30 CM552
• QSK50 CM850

These engines are known for their robust performance and reliability, often used in heavy-duty applications such as construction equipment, marine vessels, and industrial machinery. The injector fuel supply tube plays a role in ensuring that these engines operate smoothly by providing a consistent and uninterrupted fuel supply to the injectors.

Application in Engine Systems

In Cummins engines, the injector fuel supply tube is integral to the overall fuel management system. It connects the fuel pump to the fuel injectors, ensuring that the high-pressure fuel required for efficient combustion is delivered precisely where needed. This part is typically made from high-quality materials to withstand the extreme conditions within the engine compartment, including high temperatures and pressures.

Importance in Engine Performance

The proper functioning of the injector fuel supply tube is important for maintaining engine performance. Any leaks or damage to this component can lead to fuel delivery issues, which can result in reduced engine efficiency, increased emissions, and potential engine damage. Regular inspection and maintenance of this part are recommended to ensure the longevity and reliability of the engine.

Role of Part 3094745 Injector Fuel Supply Tube in Engine Systems

The Injector Fuel Supply Tube, identified by part number 3094745, is integral to the efficient operation of fuel injection systems within various engine configurations. This component facilitates the precise delivery of fuel from the fuel rail to the injectors, ensuring that each cylinder receives a consistent and measured amount of fuel for combustion.

Integration with Fuel Rail and Injectors

The Injector Fuel Supply Tube connects the fuel rail to the individual fuel injectors. The fuel rail, a pressurized conduit, distributes fuel to each injector. The tube ensures a secure and leak-free connection, maintaining the integrity of the fuel system’s pressure. This setup is important for the injectors to atomize fuel effectively, promoting better air-fuel mixture and combustion efficiency.

Contribution to Engine Performance

In terms of engine performance, the Injector Fuel Supply Tube plays a role. It ensures that fuel is delivered to the injectors without restriction, allowing for optimal fuel spray patterns. This results in enhanced fuel economy, reduced emissions, and improved overall engine performance. The consistent fuel delivery also contributes to smoother engine operation and responsiveness.

Interaction with Engine Control Unit (ECU)

The Injector Fuel Supply Tube indirectly influences the engine’s electronic control unit (ECU). The ECU relies on precise fuel delivery data to adjust fuel injection timing and quantity. Any inconsistencies in fuel supply can lead to incorrect readings and adjustments by the ECU, affecting engine performance and efficiency. Therefore, the reliable function of the Injector Fuel Supply Tube is important for the ECU to make accurate adjustments.

Role in Maintenance and Diagnostics

During maintenance and diagnostics, the Injector Fuel Supply Tube is a component of interest. Any signs of wear, leaks, or blockages in the tube can indicate potential issues within the fuel system. Regular inspection and replacement of the tube, if necessary, can prevent more significant problems such as injector malfunction or fuel system leaks.

Conclusion

In summary, the Injector Fuel Supply Tube (part 3094745) is a key element in the fuel delivery system, contributing to the engine’s performance, efficiency, and reliability. Its proper function ensures that the fuel injection process is smooth and consistent, supporting the overall health and performance of the engine.