4928882
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4928882 Fuel Supply Tube is a critical component in the fuel system of commercial trucks, designed to facilitate the efficient delivery of fuel from the tank to the engine. This part ensures the truck operates reliably and efficiently under various conditions.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that transports fuel from the storage tank to the engine. It ensures a consistent and uninterrupted flow of fuel, which is essential for the engine’s combustion process and overall performance. The efficiency of the fuel supply tube directly influences the truck’s power output and fuel economy ¹.

Purpose and Role of the 4928882 Fuel Supply Tube

The Cummins 4928882 Fuel Supply Tube is engineered to ensure a steady supply of fuel to the engine, maintaining engine performance under various operating conditions. The tube’s design allows it to withstand the pressures and temperatures associated with fuel transport, ensuring a reliable fuel flow ².

Key Features

This Cummins part is constructed with materials and design elements that enhance its performance and durability. It is made from high-quality materials that resist corrosion and wear, ensuring longevity. The tube’s design includes features that facilitate easy installation and maintenance, as well as compatibility with specific engine models.

Benefits of Using the 4928882 Fuel Supply Tube

Utilizing this part offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent fuel flow, which can lead to cost savings over time. The tube’s reliable performance enhances the overall reliability of the truck’s fuel system. Additionally, its compatibility with Cummins engines ensures seamless integration and optimal function ³.

Installation and Compatibility

Proper installation of the 4928882 Fuel Supply Tube is crucial for its function and the truck’s performance. It is designed to be compatible with a range of Cummins engine models, ensuring that it can be used in various commercial truck applications without the need for modifications.

Maintenance and Troubleshooting

Routine maintenance of the 4928882 Fuel Supply Tube is essential to ensure its continued performance and longevity. This includes regular inspections for signs of wear or damage and ensuring that all connections are secure. Common issues may include leaks or blockages, which can be addressed through proper troubleshooting and repair procedures.

Safety Considerations

When handling and working with the 4928882 Fuel Supply Tube, it is important to observe safety protocols. This includes ensuring that the fuel system is depressurized before any work is performed and using appropriate personal protective equipment. Adhering to these safety measures helps prevent accidents and ensures safe operation.

Cummins Overview

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 strong reputation in the commercial truck industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction. The company’s product offerings are designed to meet the demanding requirements of commercial applications, providing reliable and efficient power solutions.

Cummins Fuel Supply Tube 4928882 Compatibility

The Cummins Fuel Supply Tube part number 4928882 is designed to fit a variety of Cummins engines, ensuring efficient fuel delivery and system integrity. Here’s a breakdown of the engines with which this part is compatible:

ISB/ISD Series

• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISD4.5 CM2220 D108

The ISB/ISD series engines, specifically the 4.5 and 6.7 liter variants, utilize the 4928882 fuel supply tube. These engines are known for their robust performance and reliability, often used in heavy-duty applications.

ISBE Series

• ISBE CM2150
• ISBE4 CM850

The ISBE series engines, including both the CM2150 and CM850 variants, are compatible with the 4928882 fuel supply tube. These engines are typically found in medium-duty applications, providing a balance of power and efficiency.

QSB Series

• QSB4.5 CM850(CM2850)
• QSB6.7 CM850(CM2850)
• QSB6.7 M CM2250
• QSB7 CM2880 B117

The QSB series engines, ranging from 4.5 to 7 liters, are also compatible with the 4928882 fuel supply tube. These engines are designed for a variety of applications, from agricultural to industrial, offering versatility and durability.

This compatibility ensures that the 4928882 fuel supply tube can be used across multiple Cummins engine models, facilitating easier maintenance and part replacement.

Role of Part 4928882 Fuel Supply Tube in Engine Systems

The part 4928882 Fuel Supply Tube is a vital component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the fuel tank to the fuel injectors or carburetor, ensuring a consistent and reliable fuel supply for combustion.

Integration with Fuel System Components

1. Fuel Tank: The Fuel Supply Tube connects directly to the fuel tank, where it draws fuel through a fuel pump or by gravity, depending on the system design.

2. Fuel Pump: In systems equipped with an electric or mechanical fuel pump, the Fuel Supply Tube interfaces with the pump outlet. This allows the pressurized fuel to be efficiently transported towards the engine.

3. Fuel Filter: Often, the Fuel Supply Tube is routed through a fuel filter, which removes impurities and contaminants from the fuel before it reaches the engine. This ensures clean fuel delivery, prolonging the life of the engine components.

4. Fuel Rail (for Fuel-Injected Engines): In fuel-injected engines, the Fuel Supply Tube feeds into the fuel rail, which distributes fuel to individual injectors. This setup allows for precise fuel metering and delivery to each cylinder.

5. Carburetor (for Carbureted Engines): In carbureted engine systems, the Fuel Supply Tube delivers fuel to the carburetor, where it is mixed with air before entering the combustion chamber.

6. Plumbing and Routing: The Fuel Supply Tube is often part of a larger plumbing network that includes various hoses, connectors, and brackets. This network ensures the fuel is delivered under the correct pressure and temperature conditions, minimizing the risk of leaks or fuel starvation.

7. Safety Features: The Fuel Supply Tube may incorporate safety features such as check valves or fuel return lines to maintain system integrity and prevent fuel from reaching dangerous pressures or temperatures.

By understanding the role and integration of the Fuel Supply Tube within these components, engineers and mechanics can ensure optimal performance and reliability of the engine’s fuel system.

Conclusion

The Cummins 4928882 Fuel Supply Tube is an essential component in the fuel delivery system of commercial trucks. Its role in ensuring a consistent and reliable fuel supply contributes to the overall efficiency and reliability of the truck’s engine. Proper installation, maintenance, and adherence to safety protocols are crucial for the optimal performance of this part.