5481205
Fuel Supply Tube
Cummins®

Introduction

The Cummins 5481205 Fuel Supply Tube is a component designed for use in heavy-duty trucks. Its purpose is to facilitate the delivery of fuel from the tank to the engine, ensuring that the engine receives a consistent and reliable supply of fuel. This component is significant in the operation of heavy-duty trucks as it contributes to the overall efficiency and performance of the vehicle ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that transports fuel from the tank to the engine. Its function is vital for the proper operation of the engine, as it ensures that fuel is delivered under the correct pressure and in the right quantity. The performance of a truck’s engine is directly influenced by the efficiency of its fuel supply system, making the fuel supply tube a key component in this process ².

Purpose of the Cummins 5481205 Fuel Supply Tube

This Cummins part plays a role in the fuel delivery system by providing a pathway for fuel to travel from the tank to the engine. It is designed to maintain a consistent flow of fuel, which is necessary for the engine to operate efficiently. The tube’s design helps to prevent fuel starvation and ensures that the engine receives the fuel it needs under various operating conditions ³.

Key Features

The Cummins 5481205 Fuel Supply Tube is constructed with a focus on durability and performance. It is made from materials that are resistant to the corrosive effects of fuel and the high pressures within the fuel system. The tube’s design includes features that enhance its ability to withstand the rigors of heavy-duty truck operation, such as reinforced connections and a smooth interior to reduce flow resistance.

Benefits of Using the Cummins 5481205 Fuel Supply Tube

The use of this part offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent and unimpeded flow of fuel to the engine. The tube’s reliable construction leads to increased durability and reduced maintenance requirements. Additionally, its design helps to prolong the lifespan of the fuel system components by providing a stable and secure connection within the system.

Installation Process

Installing the Cummins 5481205 Fuel Supply Tube requires careful attention to detail to ensure a proper fit and function. The process involves disconnecting the old tube, cleaning the fuel system, and connecting the new tube with the appropriate fittings. Tools such as wrenches and fuel system cleaners may be required. It is important to follow the manufacturer’s instructions to ensure that the tube is installed correctly and that all connections are secure.

Common Issues and Troubleshooting

Fuel supply tubes can encounter issues such as leaks or blockages, which can affect the performance of the engine. Troubleshooting these problems involves inspecting the tube for signs of wear or damage, checking connections for tightness, and ensuring that the fuel filter is clean and functioning properly. Addressing these issues promptly can help to maintain the efficiency of the fuel system.

Maintenance Tips

Regular maintenance of the Cummins 5481205 Fuel Supply Tube is important for ensuring its longevity and optimal performance. This includes periodic inspections for signs of wear or damage, cleaning the tube and its connections, and replacing the fuel filter as recommended by the manufacturer. Adhering to these maintenance practices can help to prevent issues and ensure that the fuel supply system operates efficiently.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions technologies. 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 range is designed to meet the demanding requirements of various applications, providing reliable and efficient power solutions.

Cummins Fuel Supply Tube Part 5481205 Compatibility

The Cummins Fuel Supply Tube part number 5481205 is designed to fit seamlessly with a range of Cummins engines, ensuring optimal fuel delivery and performance. This part is engineered to meet the specific requirements of the following engine models:

• ISX15 CM2350 X101
• X15 CM2350 X116B
• X15 CM2450 X134B

These engines, while distinct in their specific configurations, share common design elements that allow the Fuel Supply Tube part 5481205 to integrate effectively. The part’s design ensures compatibility across these models, facilitating ease of installation and maintenance.

For the ISX15 CM2350 X101 and X15 CM2350 X116B engines, the part’s precision engineering ensures that it aligns perfectly with the fuel system components, maintaining the integrity of the fuel delivery process. Similarly, the X15 CM2450 X134B engine benefits from the part’s robust construction, which supports the engine’s operational demands.

By using the Cummins Fuel Supply Tube part 5481205, technicians and fleet managers can be confident in the part’s ability to perform reliably across these engine models, contributing to the overall efficiency and longevity of the engines.

Role of Part 5481205 Fuel Supply Tube in Engine Systems

The Part 5481205 Fuel Supply Tube is an integral component within the fuel delivery system of various engine setups. Its primary function is to transport fuel from the fuel tank to the carburetor or fuel injectors, ensuring a consistent and reliable fuel supply to the engine.

Integration with the Fuel System Primer

When integrated with the fuel system primer, the Fuel Supply Tube facilitates the initial filling of the fuel lines and carburetor bowl. This is particularly important during engine start-up, as it ensures that the engine receives the necessary fuel volume to start smoothly. The primer bulb, when activated, creates a vacuum that draws fuel through the Supply Tube, expediting the priming process and reducing the time required for engine start-up.

Interaction with Carburetor and Fuel Injectors

In carburetor-equipped engines, the Fuel Supply Tube delivers fuel to the float bowl, where it is metered and mixed with air before entering the combustion chamber. This consistent fuel delivery is essential for maintaining the correct air-fuel ratio, which is vital for engine performance and efficiency.

In fuel-injected engines, the Supply Tube routes fuel to the fuel rail, where it is distributed to individual injectors. The precise control of fuel delivery by the injectors relies on a steady and uninterrupted fuel supply from the Tube, ensuring optimal combustion and engine operation.

Role in Fuel Filter and Regulator Systems

The Fuel Supply Tube also plays a role in conjunction with the fuel filter and regulator. It transports fuel to the filter, where contaminants are removed before the fuel reaches the engine. Subsequently, the regulated fuel pressure, maintained by the fuel regulator, is delivered through the Supply Tube to the carburetor or injectors, ensuring that the engine operates within specified parameters.

Contribution to Fuel Pump Efficiency

In systems equipped with a fuel pump, the Fuel Supply Tube works in tandem with the pump to maintain a consistent fuel flow. The pump draws fuel from the tank and pushes it through the Tube, overcoming any resistance in the fuel lines and ensuring that the engine receives a steady fuel supply under all operating conditions.

Summary of Component Interactions

• Fuel System Primer: Accelerates engine start-up by ensuring immediate fuel availability.
• Carburetor: Provides consistent fuel delivery for air-fuel mixture formation.
• Fuel Injectors: Ensures precise fuel metering for combustion.
• Fuel Filter: Removes contaminants from the fuel before engine delivery.
• Fuel Regulator: Maintains consistent fuel pressure for engine operation.
• Fuel Pump: Ensures a steady fuel flow from the tank to the engine components.

The Part 5481205 Fuel Supply Tube is a fundamental element in the fuel delivery network, interacting with various components to ensure efficient and reliable engine performance.

Conclusion

The Cummins 5481205 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks, ensuring a consistent and reliable supply of fuel to the engine. Its durable construction, compatibility with various Cummins engines, and integration with other fuel system components contribute to the overall efficiency and performance of the vehicle. Regular maintenance and proper installation are essential to maximize the benefits of this part and ensure the longevity of the fuel system.