4007573
Fuel Transfer Tube
Cummins®

Introduction

The Cummins 4007573 Fuel Transfer Tube is a component designed for use in commercial trucks. It plays a role in the fuel system by facilitating the transfer of fuel from the tank to the engine. This part is integral to ensuring that the engine receives a consistent and reliable supply of fuel, which is vital for the truck’s performance and efficiency ¹.

Basic Concepts of Fuel Transfer Tubes

A Fuel Transfer Tube is a conduit within a truck’s fuel system that allows for the movement of fuel from the storage tank to the engine. It operates by creating a pathway for fuel to flow under the pressure generated by the fuel pump. The tube must be durable and resistant to the corrosive properties of fuel to maintain the integrity of the fuel system over time ².

Purpose of the Cummins 4007573 Fuel Transfer Tube

The Cummins 4007573 Fuel Transfer Tube is designed to play a role in the truck’s fuel system by transferring fuel from the tank to the engine. This ensures that the engine has a steady supply of fuel, which is necessary for combustion and, consequently, for the truck’s operation. The tube is engineered to withstand the pressures and temperatures within the fuel system, ensuring reliable performance ³.

Key Features

The Cummins 4007573 Fuel Transfer Tube is characterized by its robust design and the materials used in its construction. It is made from high-quality materials that offer resistance to fuel and the operational conditions within the truck’s fuel system. The tube’s design includes features that enhance its performance and durability, such as reinforced connections and a smooth interior to facilitate fuel flow ⁴.

Benefits of Using the Cummins 4007573 Fuel Transfer Tube

The use of the Cummins 4007573 Fuel Transfer Tube can lead to improved fuel efficiency due to its design, which minimizes fuel loss and ensures a consistent fuel supply to the engine. Its reliability reduces the likelihood of fuel system failures, and its ease of maintenance allows for quick and straightforward servicing when required ⁵.

Installation Process

Installing the Cummins 4007573 Fuel Transfer Tube involves several steps. It is important to follow the manufacturer’s guidelines to ensure proper installation. The process typically requires specific tools and equipment, and safety precautions must be observed to prevent injury or damage to the vehicle. The tube should be securely connected to both the fuel tank and the engine’s fuel intake to ensure a leak-free system ⁶.

Troubleshooting Common Issues

Common problems with Fuel Transfer Tubes can include leaks, blockages, or damage to the tube itself. These issues can be caused by wear and tear, improper installation, or exposure to extreme conditions. Solutions may involve repairing or replacing the tube, ensuring all connections are secure, and regularly inspecting the tube for signs of wear or damage ⁷.

Maintenance Tips

To ensure the longevity and optimal performance of the Cummins 4007573 Fuel Transfer Tube, regular maintenance is recommended. This includes periodic inspections for wear or damage, cleaning the tube to remove any buildup that could impede fuel flow, and ensuring all connections are tight and secure. Adhering to these practices can help prevent issues and maintain the efficiency of the fuel system ⁸.

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 and innovation in the commercial truck industry. The company offers a wide range of products designed to meet the needs of various industries, with a commitment to customer satisfaction and technological advancement ⁹.

Cummins Fuel Transfer Tube 4007573 in Engine Applications

The Cummins Fuel Transfer Tube, part number 4007573, is a component in the fuel system of various Cummins engines. This part is designed to facilitate the transfer of fuel from the fuel tank to the engine, ensuring a steady and efficient fuel supply.

QSK78 Series

In the QSK78 series engines, the Fuel Transfer Tube 4007573 is integral to maintaining the engine’s performance. This series is known for its robust design and high power output, making it suitable for heavy-duty applications. The tube ensures that the fuel is delivered smoothly and consistently, which is crucial for the engine’s operation under varying load conditions ¹⁰.

CM500 Series

Similarly, in the CM500 series engines, the Fuel Transfer Tube 4007573 plays a role in the fuel delivery system. The CM500 series is designed for commercial and industrial applications, where reliability and efficiency are paramount. The tube’s design helps in preventing fuel starvation and ensuring that the engine receives the necessary fuel to operate at optimal levels ¹¹.

Grouping of Engines

Both the QSK78 and CM500 series engines benefit from the use of the Cummins Fuel Transfer Tube 4007573. These engines, while designed for different applications, share a common requirement for a reliable and efficient fuel transfer mechanism. The tube’s design and material ensure that it can withstand the rigors of continuous operation, providing a durable solution for fuel delivery in these engines ¹².

Role of Part 4007573 Fuel Transfer Tube in Engine Systems

The 4007573 Fuel Transfer Tube is a component in the fuel delivery system of various engine setups. It facilitates the efficient transfer of fuel from the fuel manifold to the injectors, ensuring a consistent and reliable fuel supply.

Integration with Key Engine Components

1. Fuel Manifold: The Fuel Transfer Tube connects directly to the fuel manifold, which is responsible for distributing fuel to multiple injectors. This connection ensures that fuel is evenly distributed and pressurized correctly before reaching the injectors ¹³.

2. Injector Plumbing: The tube is a part of the injector plumbing system. It provides a secure and leak-free pathway for fuel to travel from the manifold to the injectors. Proper installation and maintenance of this tube are necessary to prevent fuel leaks and ensure optimal engine performance ¹⁴.

3. Injectors: The Fuel Transfer Tube delivers fuel to the injectors, which spray atomized fuel into the combustion chamber. The tube’s design ensures that fuel reaches the injectors at the correct pressure and flow rate, contributing to efficient combustion and overall engine efficiency ¹⁵.

4. Cylinder Head and Head: The tube is often routed around or through the cylinder head and head components. This routing minimizes the distance fuel must travel, reducing the potential for fuel line restrictions and ensuring timely fuel delivery to the injectors ¹⁶.

5. Camshaft and Cylinder: Although the Fuel Transfer Tube does not directly interact with the camshaft or cylinder, its role in ensuring proper fuel delivery indirectly supports the combustion process. Efficient fuel delivery leads to better combustion, which in turn enhances the performance and longevity of the camshaft and cylinder ¹⁷.

6. Performance Parts: In high-performance engine setups, the Fuel Transfer Tube may be upgraded to handle increased fuel flow rates. This upgrade ensures that the engine receives the necessary fuel volume to meet higher performance demands, contributing to improved engine output and reliability ¹⁸.

Conclusion

Understanding the role of the Cummins 4007573 Fuel Transfer Tube within these engine components allows engineers and mechanics to appreciate its importance in maintaining efficient and reliable fuel delivery systems. Regular maintenance and proper installation are crucial to ensure the optimal performance and longevity of this part.