4931014
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4931014 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its purpose is to facilitate the delivery of fuel from the tank to the engine, ensuring a consistent and reliable fuel supply that supports the engine’s operation ².

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that carries fuel from the tank to the engine. It plays a role in maintaining the fuel pressure and flow necessary for the engine to operate efficiently. The tube’s design and material are important for withstanding the pressures and temperatures encountered in the fuel system, as well as resisting corrosion and wear over time ¹.

Purpose of the Cummins 4931014 Fuel Supply Tube

The Cummins 4931014 Fuel Supply Tube is specifically engineered to ensure a steady flow of fuel to the engine. It connects to the fuel tank and extends to the fuel filter or injection system, providing a pathway for fuel to travel. This consistent fuel delivery is vital for the engine’s combustion process, which powers the truck ².

Key Features

The Cummins 4931014 Fuel Supply Tube is constructed from materials that offer durability and resistance to the elements within the fuel system. Its design includes features that enhance performance, such as reinforced connections to prevent leaks and a smooth interior to minimize fuel flow resistance. These characteristics contribute to the tube’s longevity and reliability in demanding conditions ³.

Benefits

Utilizing the Cummins 4931014 Fuel Supply Tube can lead to improved fuel efficiency, as it ensures that fuel is delivered to the engine without unnecessary resistance or loss. This can result in enhanced engine performance and reliability, particularly in varying operating conditions. The tube’s robust construction also contributes to the overall durability of the fuel system ².

Installation Process

Installing the Cummins 4931014 Fuel Supply Tube requires careful attention to detail. The process involves disconnecting the old tube, ensuring the fuel system is clean and free of debris, and then connecting the new tube with the appropriate fittings. Tools such as wrenches and possibly a fuel line disconnect tool may be necessary. Alignment and secure fitting are important to prevent leaks and ensure proper fuel flow ¹.

Common Issues and Troubleshooting

Issues with the Cummins 4931014 Fuel Supply Tube may include leaks, blockages, or wear. Leaks can often be traced to loose connections or damaged sections of the tube, while blockages may result from debris within the fuel system. Regular inspections can help identify wear before it leads to failure. Troubleshooting typically involves checking connections, cleaning or replacing filters, and inspecting the tube for signs of damage ³.

Maintenance Tips

To ensure the longevity and optimal performance of the Cummins 4931014 Fuel Supply Tube, regular maintenance is recommended. This includes periodic inspections for signs of wear or damage, cleaning the fuel system to remove any contaminants, and ensuring all connections are secure. Following the manufacturer’s guidelines for inspection intervals and maintenance procedures can help prevent issues and extend the tube’s service life ².

Safety Considerations

When handling, installing, or maintaining the Cummins 4931014 Fuel Supply Tube, it is important to observe safety protocols. This includes working in a well-ventilated area to avoid inhaling fuel vapors, wearing protective gloves and eyewear, and ensuring the fuel system is depressurized before beginning work. Following these precautions can help prevent accidents or injuries ¹.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the automotive industry, Cummins is committed to producing high-quality components that meet the demands of heavy-duty applications. The company’s history of innovation and excellence underscores its position as a trusted provider of automotive solutions ³.

Cummins Engine Compatibility with Fuel Supply Tube Part 4931014

The Cummins Fuel Supply Tube part number 4931014 is designed to fit seamlessly within a range of Cummins engines, ensuring efficient and reliable fuel delivery. This part is integral to the engine’s fuel system, facilitating the transfer of fuel from the fuel tank to the engine’s fuel injection system.

QSB4.5 CM850 (CM2850)

The QSB4.5 CM850 (CM2850) engine is one of the models that benefit from the precise engineering of the 4931014 Fuel Supply Tube. This part is specifically tailored to integrate with the engine’s fuel system, ensuring optimal performance and durability. The compatibility of this part with the QSB4.5 CM850 (CM2850) engine underscores Cummins’ commitment to providing high-quality components that enhance engine efficiency and reliability.

By ensuring that the 4931014 Fuel Supply Tube is correctly installed in the QSB4.5 CM850 (CM2850) engine, users can expect a seamless fuel flow, which is crucial for maintaining the engine’s performance and longevity. This part’s design and material quality are important in preventing fuel leaks and ensuring that the engine operates at its best ².

Role of Part 4931014 Fuel Supply Tube in Engine Systems

The 4931014 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. It is designed to efficiently transport fuel from the fuel tank to the engine’s fuel injection system or carburetor.

Integration with Key Components

1. Fuel Inlet: The Fuel Supply Tube connects directly to the fuel inlet of the engine. This connection ensures a steady and regulated flow of fuel into the engine, which is essential for maintaining optimal performance and efficiency.

2. Fitting: The tube is equipped with precision-machined fittings that allow it to interface seamlessly with other components in the fuel system. These fittings are designed to create a secure and leak-proof connection, which is vital for safe and reliable operation.

3. Plumbing: In the context of engine plumbing, the Fuel Supply Tube acts as a conduit that links various parts of the fuel system. It is often routed through the engine bay, necessitating careful planning to avoid interference with other components and to ensure it remains protected from heat and physical damage.

4. Fuel System: Within the broader fuel system, the tube works in conjunction with fuel filters, regulators, and injectors to deliver clean and pressurized fuel to the combustion chambers. Its role is to maintain consistent fuel pressure and flow, which directly impacts engine performance and fuel economy.

By understanding the interactions between the 4931014 Fuel Supply Tube and these components, engineers and mechanics can better appreciate its significance in ensuring the smooth operation of the engine’s fuel delivery system ³.

Conclusion

The Cummins 4931014 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks, ensuring a consistent and reliable fuel supply to the engine. Its robust construction, precise engineering, and compatibility with various Cummins engines make it an essential part for maintaining engine performance and efficiency. Regular maintenance and adherence to safety protocols are recommended to ensure the longevity and optimal performance of this Cummins part.