3922480
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3922480 Fuel Supply Tube is a component designed for use in heavy-duty trucks. It serves a vital function in the fuel delivery system, ensuring that fuel is consistently and efficiently supplied to the engine. This part is integral to maintaining the performance and reliability of the truck’s engine under various operating conditions ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that transports fuel from the fuel tank to the engine. Its function is to provide a reliable and consistent flow of fuel, which is necessary for the engine’s combustion process. The tube operates under pressure and must be durable enough to withstand the demands of the fuel system, including resistance to fuel and the potential for wear and tear over time ².

Purpose of the Cummins 3922480 Fuel Supply Tube

The Cummins 3922480 Fuel Supply Tube plays a role in the fuel delivery system by ensuring a steady flow of fuel to the engine. It is designed to handle the specific fuel requirements of Cummins engines, contributing to the overall efficiency and performance of the truck. By maintaining a consistent fuel supply, the tube helps to optimize engine operation and ensure that the truck can perform reliably in a variety of conditions ³.

Key Features

The Cummins 3922480 Fuel Supply Tube is constructed from materials that offer durability and resistance to the corrosive effects of fuel. Its design includes features that enhance its performance, such as precise engineering to ensure a proper fit within the fuel system and the ability to withstand the pressures and temperatures encountered in heavy-duty applications. These characteristics contribute to the tube’s longevity and effectiveness in the fuel delivery process.

Benefits

The use of the Cummins 3922480 Fuel Supply Tube can lead to improved fuel efficiency, as it ensures that fuel is delivered to the engine in a controlled and consistent manner. This can result in enhanced engine performance, as the engine receives the fuel it needs to operate at peak efficiency. Additionally, the tube’s reliability in various operating conditions contributes to the overall dependability of the truck’s fuel system.

Installation and Compatibility

Proper installation of the Cummins 3922480 Fuel Supply Tube is important to ensure it functions correctly within the fuel system. It is designed to be compatible with specific Cummins engine models, and it may also be suitable for use in other truck makes and models, depending on the fuel system requirements. Following manufacturer guidelines for installation will help to ensure the tube is correctly positioned and secured within the system.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 3922480 Fuel Supply Tube is important to ensure its continued performance. This includes inspecting the tube for signs of wear or damage, cleaning it as necessary, and addressing any issues that may arise promptly. Common problems can include leaks or blockages, which can be identified through routine checks and resolved to prevent further complications within the fuel system.

Safety Considerations

When working with the fuel supply system and the Cummins 3922480 Fuel Supply Tube, it is important to follow safety precautions to protect personnel and ensure the proper functioning of the truck. This includes working in a well-ventilated area, avoiding sparks or open flames near the fuel system, and using appropriate personal protective equipment. Adhering to these safety guidelines helps to maintain a safe working environment and prevents accidents related to fuel system maintenance.

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 a commitment to quality, Cummins has established a strong reputation in the automotive and heavy-duty truck industry. The company’s product offerings include a wide range of engines and components that are known for their performance, reliability, and efficiency.

Cummins Fuel Supply Tube 3922480 Compatibility

The Cummins Fuel Supply Tube part number 3922480 is designed to fit seamlessly within a range of Cummins engines, ensuring efficient fuel delivery and system integrity. This part is crucial for maintaining the operational efficiency of the engines it is compatible with.

Engine Compatibility

• 6C8.3 Engines: The 3922480 Fuel Supply Tube is specifically engineered to integrate with the 6C8.3 engine series. This compatibility ensures that the fuel supply system operates smoothly, providing the necessary fuel flow to the engine’s combustion chambers.

• Grouped Engine Models: The part 3922480 is also compatible with other Cummins engines that share similar fuel system architectures with the 6C8.3. This includes engines that are part of the same family or series, where the fuel supply tube design and specifications are consistent.

Integration and Functionality

The integration of the 3922480 Fuel Supply Tube within the engine system is critical for several reasons:

• Fuel Flow Efficiency: The tube ensures that fuel is delivered to the engine components at the correct pressure and flow rate, which is essential for optimal engine performance.

• System Integrity: By providing a reliable connection between the fuel supply and the engine, the tube helps maintain the overall integrity of the fuel system, preventing leaks and ensuring consistent engine operation.

• Compatibility with Engine Design: The design of the 3922480 tube is tailored to fit the specific requirements of the engines it is compatible with, ensuring a snug and secure fit that can withstand the operational stresses of the engine.

By ensuring that the 3922480 Fuel Supply Tube is correctly installed and maintained, engine operators can benefit from improved fuel efficiency, reduced downtime, and enhanced engine longevity.

Role of Part 3922480 Fuel Supply Tube in Engine Systems

The part 3922480 Fuel Supply Tube is an essential component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the lift pump to the high-pressure fuel pump. This ensures a consistent and reliable fuel supply to the engine, which is fundamental for optimal performance.

Integration with the Lift Pump

When integrated with a lift pump, the Fuel Supply Tube facilitates the initial stage of fuel transfer. The lift pump draws fuel from the tank and delivers it to the Fuel Supply Tube. This tube then conveys the fuel to the high-pressure pump, where it is pressurized further before being injected into the combustion chambers. The seamless connection between the lift pump and the Fuel Supply Tube is vital for maintaining the desired fuel pressure and flow rate, which directly influences engine efficiency and power output.

Conclusion

The Cummins 3922480 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks, ensuring consistent and efficient fuel supply to the engine. Its durable construction, precise engineering, and compatibility with specific Cummins engines contribute to improved fuel efficiency, enhanced engine performance, and overall system reliability. Proper installation, regular maintenance, and adherence to safety guidelines are essential for maximizing the benefits of this Cummins part.