4000586
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4000586 Fuel Supply Tube is a critical component in the fuel systems of commercial trucks, designed to ensure a consistent and reliable fuel supply to the engine. This part is essential for maintaining the performance and efficiency of the truck’s engine, facilitating the transfer of fuel from the tank to the engine ¹.

Purpose and Function

This Cummins part acts as a conduit within the fuel system, transporting fuel from the storage tank to the engine. It is engineered to withstand the pressures and temperatures associated with fuel transfer, ensuring a steady supply of fuel for combustion. This consistent fuel delivery is fundamental to the engine’s operation, contributing to the truck’s overall performance and efficiency ².

Key Features

The Fuel Supply Tube is constructed from high-quality materials resistant to corrosion and wear, ensuring longevity in demanding environments. Its design includes precise fittings and connections for easy installation and secure attachment within the fuel system. Additionally, it may incorporate reinforced sections to prevent kinking and ensure a smooth flow of fuel ³.

Benefits

Utilizing the Cummins 4000586 Fuel Supply Tube offers several advantages, including improved fuel efficiency through consistent fuel supply, enhanced reliability of the truck’s fuel system, and optimal performance and integration within specific Cummins engine models ⁴.

Installation and Integration

Proper installation of this part is crucial for a secure and leak-free connection within the fuel system. The installation process may require specific tools and should follow manufacturer guidelines to ensure correct fitting and sealing. Integration involves connecting the tube to both the fuel tank and the engine, with attention to securing all connections to prevent leaks and ensure efficient fuel transfer ⁵.

Maintenance and Care

Routine maintenance of the Fuel Supply Tube is important for its longevity and optimal performance. This includes regular inspection for wear, corrosion, or damage, and cleaning to remove contaminants that may affect fuel flow. Replacement intervals should be observed according to manufacturer recommendations or based on the condition of the tube ⁶.

Troubleshooting Common Issues

Common issues with the Fuel Supply Tube may include leaks, clogs, or connection failures. Troubleshooting involves identifying the source of the issue, whether it be a damaged section of the tube, a loose connection, or a blockage within the tube. Solutions may range from tightening connections and cleaning the tube to replacing damaged sections or the entire tube if necessary ⁷.

Safety Considerations

When working with the Fuel Supply Tube, it is important to observe safety protocols to protect against the hazards associated with fuel systems. This includes handling flammable materials with care, ensuring proper ventilation during maintenance tasks, and following all safety guidelines provided by the manufacturer ⁸.

Cummins 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 a strong reputation in the commercial truck industry. The company’s commitment to quality and innovation is reflected in its wide range of automotive components, including the Cummins 4000586 Fuel Supply Tube, which is designed to meet the demanding requirements of commercial truck applications ⁹.

Compatibility

The Cummins Fuel Supply Tube part number 4000586 is designed to integrate seamlessly with various engine models, ensuring efficient fuel delivery and system integrity. This part is engineered to fit precisely within the engine’s fuel system architecture, ensuring consistent and uninterrupted fuel supply, which is vital for the engine’s operational efficiency and longevity ¹⁰.

Integration with Fuel Supply Components

The Fuel Supply Tube connects directly to the fuel tank, facilitating a consistent and reliable fuel flow. It interacts with the fuel filter to ensure contaminants are filtered out before reaching the engine. In fuel injection systems, it delivers fuel to the fuel rail for precise delivery to each cylinder, enhancing combustion efficiency and reducing emissions. For engines with carburetors, it ensures a steady supply of fuel, maintaining the correct air-fuel mixture for optimal engine operation. The tube is also part of a larger plumbing system, providing a dedicated pathway for fuel and working with fuel pressure regulators to maintain the correct fuel pressure within the system ¹¹.

Conclusion

The Cummins 4000586 Fuel Supply Tube plays a significant role in the efficient and safe delivery of fuel within engine systems. Its integration with various components ensures optimal engine performance, making it a vital part of the fuel delivery system in commercial trucks.