3979090
Fuel Supply Tube
Cummins®

The Fuel Supply Line 3979090, manufactured by Cummins, is a component designed for use in commercial trucks. Cummins, a well-established name in the automotive industry, specializes in producing reliable and high-performance parts for heavy-duty vehicles. This part is integral to the fuel system of trucks, ensuring that fuel is delivered efficiently from the tank to the engine. The role of fuel supply lines in heavy-duty trucks is significant, as they contribute to the overall performance and efficiency of the vehicle ¹.

Basic Concepts of Fuel Supply Lines

A fuel supply line is a conduit that transports fuel from the tank to the engine within a truck’s fuel system. Its function is to provide a consistent and reliable flow of fuel, which is necessary for the engine to operate. The line operates under pressure, regulated by the fuel pump, to ensure that the engine receives the correct amount of fuel at all times. Proper operation of the fuel supply line is vital for maintaining engine performance and ensuring that the truck operates smoothly ².

Role of the 3979090 Fuel Supply Line in Truck Operation

This Cummins part plays a specific role in the operation of a truck by facilitating the delivery of fuel to the engine. This component is designed to handle the demands of heavy-duty applications, contributing to engine performance and efficiency. By ensuring a steady supply of fuel, the 3979090 helps maintain consistent engine operation, which is crucial for the reliable performance of commercial trucks.

Key Features of the 3979090 Fuel Supply Line

The 3979090 is characterized by its robust design and construction. It is made from high-quality materials that offer durability and resistance to the pressures and temperatures encountered in heavy-duty truck applications. The line’s design includes features that enhance its performance, such as reinforced sections to withstand high pressure and flexible segments to accommodate the movement of the truck’s chassis.

Benefits of Using the 3979090 Fuel Supply Line

Utilizing this part offers several advantages. These include improved fuel efficiency due to its efficient design, which minimizes fuel loss and ensures a consistent flow. The line’s reliability is enhanced by its durable construction, which reduces the likelihood of leaks or failures. Additionally, its longevity is superior compared to other fuel supply lines, contributing to lower maintenance costs and longer service intervals.

Installation and Compatibility

Proper installation of the 3979090 is important to ensure its effective operation. Installation guidelines should be followed to secure the line correctly and prevent any issues that could affect fuel delivery. The line is compatible with a range of truck models and engine types, making it a versatile option for fleet managers and maintenance professionals.

Maintenance and Troubleshooting

Regular maintenance of the 3979090 is recommended to ensure its longevity and efficiency. This includes checking for signs of wear or damage, ensuring connections are secure, and replacing the line if any issues are detected. Common problems that may arise include leaks or blockages, which can be addressed by following troubleshooting steps such as inspecting the line for damage, checking connections, and ensuring the fuel system is free of contaminants.

Safety Considerations

When handling, installing, or maintaining the 3979090, it is important to observe safety practices and precautions. This includes working in a well-ventilated area, wearing appropriate personal protective equipment, and ensuring that the fuel system is depressurized before beginning any work. These precautions help prevent accidents and ensure the safe operation of the fuel supply line.

Environmental Impact

The efficient design of the 3979090 contributes to reduced fuel consumption and lower emissions. By ensuring a consistent and efficient flow of fuel to the engine, the line helps minimize fuel waste and the associated environmental impact. This aligns with environmental sustainability goals by promoting more efficient use of resources in heavy-duty truck operations.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established itself as a trusted name in the automotive industry. The company’s product range includes a variety of components for heavy-duty trucks, demonstrating its commitment to providing reliable and high-performance parts. The 3979090 is a testament to Cummins’ dedication to quality and innovation in automotive component manufacturing ³.

Role of Part 3979090 Fuel Supply Line in Engine Systems

This part is integral to the efficient operation of engine systems, particularly in ensuring a consistent and reliable flow of fuel from the fuel tank to the engine’s fuel injection system or carburetor.

Integration with Plumbing

In the context of engine plumbing, the Fuel Supply Line connects various components of the fuel system, facilitating the movement of fuel under pressure. It interfaces with the fuel pump at one end, which pressurizes the fuel, and the fuel filter at the other, ensuring that only clean fuel reaches the engine. The line must be securely fitted to avoid leaks, which can lead to inefficient engine performance or safety hazards.

Interaction with Fuel Filter

The Fuel Supply Line works in tandem with the fuel filter to maintain the quality of fuel delivered to the engine. As fuel travels through the line, it passes through the fuel filter, which removes impurities and contaminants. This filtration process is essential for protecting the sensitive components of the fuel injection system or carburetor from damage caused by debris. The Fuel Supply Line ensures a steady flow of fuel to the filter, allowing for effective filtration and uninterrupted engine operation.

Conclusion

The 3979090 Fuel Supply Line by Cummins is a critical component in the fuel delivery system of various Cummins engines. Its robust design, compatibility with multiple engine models, and efficient operation contribute to the overall performance and reliability of heavy-duty trucks. Regular maintenance and adherence to safety practices are essential for maximizing the benefits of this part and ensuring the efficient and safe operation of the vehicle.