4928706
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4928706 Fuel Supply Tube is a component designed for use in heavy-duty trucks. It serves a specific function within the fuel system, ensuring that fuel is efficiently transferred from the tank to the engine. This part is integral to maintaining the operational efficiency and reliability of the vehicle ¹.

Purpose and Function

The Cummins 4928706 Fuel Supply Tube plays a role in the fuel delivery system by facilitating the transfer of fuel from the tank to the engine. It ensures a consistent and reliable flow of fuel, which is necessary for the engine to operate efficiently. The tube is positioned to connect the fuel tank to the fuel filter or injection pump, creating a direct pathway for fuel to travel ².

Key Features

This Cummins part 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 a smooth interior to reduce flow resistance and reinforced connections to withstand the pressures within the fuel system. These characteristics contribute to the tube’s ability to perform under the demanding conditions typical of heavy-duty truck operations ³.

Benefits

The use of the Cummins 4928706 Fuel Supply Tube can lead to improved fuel efficiency, as it ensures a steady and unobstructed flow of fuel to the engine. Its reliable construction contributes to the longevity of the fuel system, reducing the likelihood of leaks or failures. These factors collectively enhance the overall performance and dependability of the truck.

Installation and Compatibility

Proper installation of the Cummins 4928706 Fuel Supply Tube involves securing it firmly in place within the fuel system, ensuring all connections are tight and free from leaks. It is designed to be compatible with specific truck models and engine types, which should be verified prior to installation to ensure a proper fit and function.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 4928706 Fuel Supply Tube includes checking for signs of wear or damage, ensuring connections remain secure, and verifying that there are no leaks in the fuel system. Common issues may include blockages or deterioration of the tube, which can be addressed by cleaning or replacing the affected section as necessary.

Safety Considerations

When working with the Cummins 4928706 Fuel Supply Tube, it is important to follow safety precautions to avoid hazards associated with fuel systems. This includes working in a well-ventilated area, avoiding open flames, and wearing appropriate personal protective equipment. Understanding the potential risks and taking steps to mitigate them is crucial for safe handling and maintenance of the fuel supply tube.

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 automotive and heavy-duty truck industries. The company’s product range includes a variety of components and systems designed to enhance the performance, efficiency, and reliability of vehicles.

Cummins Fuel Supply Tube Part 4928706 Compatibility

The Cummins part 4928706, a Fuel Supply Tube, is designed to fit seamlessly into several engine models. This part is crucial for maintaining the integrity of the fuel system, ensuring efficient fuel delivery to the engine components.

QSC8.3 CM850 (CM2850) and QSC9 CM2250/QSL9 CM2250 Engines

The Fuel Supply Tube part 4928706 is compatible with the QSC8.3 CM850 (CM2850) engine. This tube is engineered to handle the specific fuel requirements of this engine model, ensuring that fuel is delivered consistently and without leaks. The design of the tube is such that it can withstand the operational stresses and pressures inherent in these engines.

Similarly, the part 4928706 is also compatible with the QSC9 CM2250 and QSL9 CM2250 engines. These engines, while different in some specifications, share a commonality in their fuel system design that allows the use of this particular fuel supply tube. The tube’s design ensures that it fits perfectly within the engine’s fuel system architecture, providing a reliable connection that is essential for the engine’s performance and longevity.

By using the Cummins part 4928706 in these engines, users can be assured of a part that is specifically engineered to meet the needs of these engine models, ensuring optimal performance and reliability.

Role of Part 4928706 Fuel Supply Tube in Engine Systems

The 4928706 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. It facilitates the transfer of fuel from the fuel tank to the engine, ensuring a consistent and reliable fuel supply for combustion.

In the context of plumbing, the Fuel Supply Tube interfaces with the fuel lines, filters, and the fuel pump. It is designed to withstand the pressure and temperature variations within the fuel system, providing a secure and leak-free connection. This ensures that fuel is delivered efficiently without any loss or contamination.

When considering the Engine Control Module (ECM), the Fuel Supply Tube plays a supportive role in maintaining the desired fuel pressure and flow rate. The ECM monitors various parameters such as engine load, RPM, and fuel demand. It adjusts the fuel pump’s operation accordingly to meet these demands. The Fuel Supply Tube must be in optimal condition to support these adjustments, ensuring that the ECM receives accurate feedback on fuel delivery and pressure.

Overall, the 4928706 Fuel Supply Tube is a key element in the fuel system, working in concert with other components to deliver fuel efficiently and reliably to the engine.

Conclusion

The Cummins 4928706 Fuel Supply Tube is a vital component in the fuel delivery system of heavy-duty trucks, ensuring efficient and reliable fuel transfer from the tank to the engine. Its durable construction, compatibility with specific engine models, and role in maintaining system integrity highlight its importance in vehicle performance and reliability.