4935138
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4935138 Fuel Supply Line is a component designed for use in commercial trucks. It serves a role in the fuel system by facilitating the transfer of fuel from the tank to the engine. Ensuring a consistent and reliable fuel supply is significant for the efficient operation of commercial trucks, impacting both performance and fuel economy ¹.

Basic Concepts of Fuel Supply Lines

A fuel supply line is a conduit that transports fuel from the storage tank to the engine. Within a truck’s fuel system, it plays a role by maintaining a steady flow of fuel under varying conditions. Proper fuel flow is important for engine performance, as it ensures that the engine receives the necessary fuel for combustion, which directly affects power output and efficiency ².

Purpose of the Cummins 4935138 Fuel Supply Line

This Cummins part is engineered to provide a consistent and reliable supply of fuel to the engine. It is designed to withstand the pressures and temperatures within the fuel system, ensuring that fuel is delivered efficiently without interruption. This consistent fuel delivery supports the engine’s operation under a wide range of driving conditions.

Key Features

The 4935138 incorporates several design and construction features that enhance its performance and durability. These include a robust material composition resistant to fuel and environmental factors, secure connection types that prevent leaks, and unique design elements that improve flow efficiency and reduce the risk of blockages.

Benefits of Using the Cummins 4935138 Fuel Supply Line

Utilizing this part offers several advantages. These include improved fuel efficiency due to consistent fuel delivery, a reduced risk of fuel leaks thanks to its durable construction, and enhanced overall engine performance as a result of reliable fuel supply. These benefits contribute to the longevity and efficiency of the truck’s engine ³.

Installation Considerations

When installing the 4935138, it is important to follow guidelines and best practices to ensure proper integration into the fuel system. This includes using the necessary tools for a secure fit, adhering to recommended procedures for connection and routing, and being aware of potential challenges such as tight spaces or existing fuel line configurations.

Maintenance and Troubleshooting

To ensure the optimal performance of the 4935138, regular maintenance is recommended. This includes inspecting the line for signs of wear or damage at specified intervals, cleaning procedures to remove any contaminants that may affect flow, and addressing common issues such as fuel leaks or restricted fuel flow promptly. Troubleshooting steps may involve checking connections for tightness, inspecting for visible damage, and ensuring there are no obstructions in the line.

Manufacturer Information - Cummins

Cummins is a well-established manufacturer in the automotive and heavy-duty truck industry, known for its commitment to quality and innovation. With a history of producing reliable and efficient automotive components, Cummins has built a reputation for excellence. Their focus on advancing technology and maintaining high standards in manufacturing ensures that their products, like the 4935138, meet the demanding requirements of commercial truck operations.

Compatibility of Cummins Fuel Supply Line Part 4935138

The Cummins part number 4935138, which is a Fuel Supply Line, is designed to fit seamlessly within a range of Cummins engines. This part is crucial for ensuring the proper flow of fuel from the fuel tank to the engine, maintaining optimal performance and efficiency.

QSC8.3 CM850 (CM2850)

The Fuel Supply Line part 4935138 is specifically engineered to integrate with the QSC8.3 CM850 (CM2850) engine. This engine is known for its robust performance and reliability, making it a popular choice in various applications. The part ensures that the fuel delivery system operates smoothly, preventing any disruptions that could affect engine performance.

Grouping of Engines

While the QSC8.3 CM850 (CM2850) is a notable engine in this context, it is part of a broader family of Cummins engines that benefit from the use of the part 4935138. This grouping includes engines that share similar design principles and operational requirements, ensuring that the fuel supply line is compatible across various models.

By ensuring that the Fuel Supply Line part 4935138 is compatible with these engines, Cummins maintains a high standard of quality and reliability, providing users with a dependable component that enhances the overall performance of their engines.

Role of Part 4935138 Fuel Supply Line in Engine Systems

The part 4935138 Fuel Supply Line is a component in the fuel delivery system of an engine, ensuring a consistent and reliable flow of fuel from the fuel tank to the fuel transfer pump. This part is integral to maintaining the efficiency and performance of the engine.

Integration with Fuel Transfer Pump

The Fuel Supply Line connects directly to the fuel transfer pump, facilitating the movement of fuel from the tank to the high-pressure fuel system. The transfer pump relies on a steady supply of fuel to operate efficiently, and the Fuel Supply Line ensures that this supply is uninterrupted. This connection is vital for the pump’s ability to deliver fuel at the correct pressure and volume required by the engine.

Interaction with Plumbing

In the context of engine plumbing, the Fuel Supply Line is a key component that interfaces with various hoses, filters, and regulators. It must be correctly installed and maintained to prevent leaks and ensure that fuel flows smoothly through the system. Proper plumbing practices, including the use of appropriate clamps and fittings, are necessary to secure the Fuel Supply Line and maintain system integrity.

Communication with Engine Control Module (ECM)

Although the Fuel Supply Line does not directly communicate with the Engine Control Module (ECM), its role in providing a consistent fuel supply indirectly affects ECM operations. The ECM monitors fuel pressure and flow rates, adjusting the fuel injection timing and quantity as needed. A well-functioning Fuel Supply Line ensures that the ECM receives accurate data, allowing it to make precise adjustments for optimal engine performance.

Conclusion

The Cummins 4935138 Fuel Supply Line plays a significant role in the fuel delivery system by ensuring a reliable fuel supply to the fuel transfer pump, integrating seamlessly with engine plumbing, and supporting the ECM’s ability to manage fuel delivery effectively. Its design and features contribute to improved engine performance, fuel efficiency, and overall reliability in commercial truck operations.