2869249
Fuel Supply Tube
Cummins®

Introduction

The Cummins 2869249 Fuel Supply Tube is a critical component in the fuel systems of heavy-duty trucks. It ensures the efficient and reliable transfer of fuel from the tank to the engine, which is essential for maintaining engine performance under demanding conditions. This part is engineered to meet the rigorous requirements of heavy-duty applications, offering a durable and efficient solution for fuel delivery ¹.

Function and Operation

The Fuel Supply Tube operates as a conduit within the fuel system, delivering fuel from the tank to the engine. Positioned between the fuel tank and the fuel filter or injection pump, it ensures that fuel is transported under pressure to meet the engine’s demands. The tube is designed to withstand the pressures and temperatures encountered in heavy-duty truck fuel systems, providing a reliable pathway for fuel delivery ².

Key Features

Constructed from high-quality materials, the Fuel Supply Tube offers durability and resistance to the corrosive effects of fuel. Its design includes reinforced connections to prevent leaks and a smooth interior to minimize fuel flow resistance. The tube is engineered to be compatible with Cummins engines, ensuring optimal performance and integration within the fuel system ³.

Benefits

The Fuel Supply Tube offers several advantages, including improved fuel delivery efficiency and reliability. Its robust construction ensures consistent fuel flow, even under the demanding conditions encountered in heavy-duty truck applications. Additionally, its compatibility with Cummins engines ensures that it meets the specific requirements for fuel system performance and durability.

Installation and Maintenance

Proper installation of the Fuel Supply Tube is crucial for ensuring optimal performance and longevity. It should be installed according to the manufacturer’s guidelines, with careful attention to securing connections and ensuring there are no kinks or obstructions in the tube. Regular maintenance, including inspections for signs of wear or damage, is recommended to ensure continued reliable operation. Cleaning the tube and its connections as part of routine fuel system maintenance can also help prevent issues such as clogs or leaks.

Troubleshooting Common Issues

Common problems associated with the Fuel Supply Tube include leaks, clogs, and fuel delivery inconsistencies. Diagnostic procedures for identifying these issues may include visual inspections for leaks, checking fuel flow rates for inconsistencies, and examining the tube for signs of wear or damage. Recommended solutions for addressing these issues may involve repairing or replacing damaged sections of the tube, cleaning or replacing clogged filters, and ensuring all connections are secure and free from leaks.

Safety Considerations

When working with the Fuel Supply Tube, it is important to follow safety precautions and best practices. This includes ensuring proper ventilation when working with fuel systems, wearing appropriate personal protective equipment, and following manufacturer guidelines for handling, storage, and disposal of fuel system components. Additionally, it is crucial to adhere to all local regulations and guidelines for working with fuel systems to ensure safety and compliance.

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, reliability, and innovation in the automotive industry. The company offers a wide range of products designed to meet the needs of various applications, from heavy-duty trucks to industrial and marine engines, demonstrating its commitment to excellence and customer satisfaction.

Role of Part 2869249 Fuel Supply Tube in Engine Systems

The Fuel Supply Tube (2869249) is an integral component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the fuel tank to the Fluid Doser, ensuring a consistent and regulated supply of fuel to the engine. In the context of the Fluid Doser, the Fuel Supply Tube works in tandem to maintain precise fuel metering. The Fluid Doser relies on a steady fuel flow to accurately dispense the required amount of fuel into the combustion chamber. The Fuel Supply Tube facilitates this by providing a direct and unobstructed pathway for the fuel, minimizing any potential disruptions or inconsistencies in fuel delivery.

Additionally, the Fuel Supply Tube interfaces with the fuel pump, which pressurizes the fuel before it reaches the Fluid Doser. This pressurized fuel is essential for the Fluid Doser to operate efficiently, ensuring that the fuel is delivered at the correct pressure and flow rate. The integration of the Fuel Supply Tube with these components underscores its importance in maintaining the overall performance and reliability of the engine system. By ensuring a stable and consistent fuel supply, the Fuel Supply Tube contributes to the engine’s efficiency, power output, and longevity.

Conclusion

The Cummins 2869249 Fuel Supply Tube is a vital component in the fuel systems of heavy-duty trucks, ensuring efficient and reliable fuel delivery to the engine. Its robust construction, compatibility with Cummins engines, and ease of maintenance make it an essential part for maintaining engine performance and reliability. Proper installation, regular maintenance, and adherence to safety guidelines are crucial for ensuring the optimal operation of this part.