3930671
Fuel Supply Tube
Cummins®

Introduction

The Fuel Supply Tube 3930671, manufactured by Cummins, is a critical component in the fuel system of commercial trucks. Cummins is renowned for its robust and reliable engine components, and this particular fuel supply tube is designed to ensure efficient and reliable fuel delivery from the tank to the engine, contributing significantly to the overall performance and efficiency of the vehicle ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube serves as a conduit for transferring fuel from the storage tank to the engine. Its role is essential in maintaining a consistent fuel supply, which is necessary for the engine’s combustion process. The tube operates under pressure to ensure efficient and uninterrupted fuel delivery. In the context of a truck’s engine, the fuel supply tube must be durable and resistant to various stresses and conditions it encounters ².

Purpose of the Fuel Supply Tube 3930671

The primary purpose of the Fuel Supply Tube 3930671 is to deliver fuel from the tank to the engine in commercial trucks. It ensures a steady and reliable flow of fuel, which is vital for the engine’s operation. By maintaining a consistent fuel supply, the tube contributes to the engine’s performance and efficiency. Its design and construction are tailored to withstand the demands of heavy-duty applications, ensuring longevity and reliability ³.

Key Features

The Fuel Supply Tube 3930671 is equipped with several key features that enhance its performance and durability. It is constructed from high-quality materials that offer resistance to wear and corrosion. The design includes precise engineering to ensure a secure fit and optimal fuel flow. Additionally, the tube may incorporate unique characteristics such as reinforced sections or specialized coatings to further improve its resilience and efficiency ⁴.

Benefits

The advantages provided by the Fuel Supply Tube 3930671 include improved fuel delivery efficiency, which contributes to better engine performance. Its resistance to wear and corrosion ensures a longer service life, reducing the need for frequent replacements. Furthermore, the tube’s reliable operation helps maintain consistent engine performance, which is essential for the efficiency and reliability of commercial trucks ⁵.

Installation and Compatibility

Proper installation of the Fuel Supply Tube 3930671 is crucial for ensuring its effective operation. Installation procedures should follow manufacturer guidelines to ensure a secure and proper fit. Compatibility with various truck models is an important consideration, and specific requirements or adaptations may be necessary to ensure the tube functions correctly within different systems ⁶.

Maintenance and Troubleshooting

Maintaining the Fuel Supply Tube 3930671 is important for ensuring optimal performance. Regular inspection procedures should be followed to check for signs of wear, corrosion, or damage. Common issues to watch for include leaks, blockages, or deterioration of the tube material. Troubleshooting tips for addressing potential problems may include cleaning, repairing, or replacing the tube as necessary to maintain efficient fuel delivery ⁷.

Safety Considerations

When working with the Fuel Supply Tube 3930671, it is important to observe safety protocols and precautions. Handling procedures should include the use of appropriate personal protective equipment and adherence to safety guidelines to prevent accidents or injuries. Additionally, safety equipment recommendations may include tools and devices that facilitate safe and efficient installation, maintenance, and troubleshooting of the fuel supply tube ⁸.

Environmental Impact

The Fuel Supply Tube 3930671 plays a role in reducing fuel leaks and minimizing environmental contamination. By ensuring a secure and efficient fuel delivery system, the tube helps prevent fuel spills and leaks, which can have detrimental effects on the environment. Its durable construction and reliable operation contribute to a cleaner and safer fuel system for commercial trucks ⁹.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its high-quality engine components and systems. With a rich history of innovation and excellence, Cummins offers a wide range of products designed to meet the demanding requirements of heavy-duty applications. The company’s reputation for reliability and performance makes it a trusted choice for commercial truck operators and manufacturers ¹⁰.

Cummins Fuel Supply Tube 3930671 Compatibility

The Cummins Fuel Supply Tube part number 3930671 is designed to fit seamlessly within various engine models, ensuring efficient fuel delivery and system integrity. This component is integral to the engine’s fuel system, facilitating the transfer of fuel from the fuel tank to the engine’s fuel injectors.

Engine Compatibility

• 6C8.3 Series

  • The 6C8.3 engine series benefits from the precise engineering of the 3930671 Fuel Supply Tube. This part is specifically tailored to meet the demands of the 6C8.3 engine, ensuring optimal fuel flow and reducing the risk of leaks or blockages.

• Other Cummins Engines

  • While the primary focus is on the 6C8.3 series, the 3930671 Fuel Supply Tube is also compatible with other Cummins engines. This versatility allows for broader application across various engine models, providing a reliable solution for fuel supply needs.

Installation and Functionality

The installation of the 3930671 Fuel Supply Tube is straightforward, designed to integrate easily with the engine’s existing fuel system. This part is engineered to withstand the rigors of engine operation, ensuring durability and longevity. Its primary function is to maintain a consistent fuel supply, which is crucial for engine performance and efficiency ¹¹.

Role of Part 3930671 Fuel Supply Tube in Engine Systems

The fuel supply tube, specifically part 3930671, is a critical component in the fuel delivery system of an engine. It is responsible for transporting fuel from the fuel tank to the fuel filter and subsequently to the engine’s fuel injectors or carburetor. This seamless flow of fuel is vital for the engine’s performance and efficiency ¹².

Integration with Plumbing

The fuel supply tube is integrated into the engine’s plumbing system, which includes a network of pipes, hoses, and connectors designed to manage the flow of fuel. The tube connects to the fuel tank at one end and to the fuel filter at the other, ensuring a consistent and uninterrupted supply of fuel. The precise fit and secure connections are necessary to prevent fuel leaks and maintain system integrity ¹³.

Connection to the Fuel Filter

Before the fuel reaches the engine, it passes through the fuel filter. The fuel supply tube delivers fuel to the filter, where contaminants and impurities are removed. This ensures that only clean fuel enters the engine, protecting sensitive components such as fuel injectors and the combustion chamber from damage. The reliable connection between the fuel supply tube and the fuel filter is essential for maintaining the quality of the fuel delivered to the engine ¹⁴.

Ensuring Efficient Fuel Delivery

The efficient operation of the fuel supply tube is fundamental to the overall performance of the engine. By providing a consistent and clean fuel supply, the tube supports optimal combustion, which is necessary for power generation and fuel efficiency. The tube’s design and material are selected to withstand the pressures and temperatures within the fuel system, ensuring durable and reliable performance over the engine’s lifespan ¹⁵.

Conclusion

In summary, the Fuel Supply Tube 3930671 plays a significant role in the fuel delivery system by ensuring a steady and clean supply of fuel to the engine. Its integration with the plumbing and connection to the fuel filter are vital for maintaining engine performance and efficiency. Proper installation, maintenance, and adherence to safety protocols are essential for the reliable operation of this Cummins part.