4935040
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4935040 Fuel Supply Tube is a component designed for use in commercial trucks. It plays a role in the fuel system by facilitating the transfer of fuel from the tank to the engine. This part is significant for maintaining the operational efficiency and reliability of the vehicle.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that carries fuel from the storage tank to the engine. Its function is to ensure a consistent and reliable flow of fuel, which is important for the engine’s performance. The tube must be capable of withstanding the pressures and temperatures associated with fuel transport, while also being resistant to corrosion and wear ¹.

Purpose of the Cummins 4935040 Fuel Supply Tube

The Cummins 4935040 Fuel Supply Tube is engineered to deliver fuel efficiently from the tank to the engine. It plays a role in maintaining the fuel system’s integrity by providing a secure and leak-free pathway for fuel. This ensures that the engine receives a steady supply of fuel, which is necessary for optimal performance and combustion.

Key Features

The Cummins 4935040 Fuel Supply Tube is constructed from materials that offer durability and resistance to the elements within the fuel system. Its design includes features that enhance its performance, such as reinforced connections to prevent leaks and a smooth interior to facilitate fuel flow. The tube is also designed to be compatible with specific fuel types and system pressures.

Benefits

Utilizing the Cummins 4935040 Fuel Supply Tube can lead to improved fuel delivery efficiency, which in turn supports enhanced engine performance. The tube’s robust construction contributes to the overall reliability of the fuel system, reducing the likelihood of fuel-related issues that could affect engine operation.

Installation and Compatibility

Proper installation of the Cummins 4935040 Fuel Supply Tube is important to ensure it functions as intended within the fuel system. Installation procedures should follow manufacturer guidelines to secure a proper fit and seal. It is also important to verify compatibility with the specific make and model of the truck to ensure optimal performance and safety ².

Maintenance and Troubleshooting

Regular maintenance of the Cummins 4935040 Fuel Supply Tube is important to ensure its continued efficiency and reliability. This includes periodic inspections for signs of wear, corrosion, or leaks. Common issues may include blockages or damage to the tube, which can be addressed through cleaning or replacement as necessary.

Safety Considerations

When working with the Cummins 4935040 Fuel Supply Tube, it is important to adhere to safety protocols. This includes proper handling to avoid fuel spills, using appropriate personal protective equipment during installation and maintenance, and promptly addressing any fuel system leaks or malfunctions to prevent hazards.

Cummins Overview

Cummins Inc. is a well-established manufacturer with a history of producing high-quality automotive components. The company is recognized in the industry for its commitment to innovation and excellence in engine and powertrain technologies. Cummins’ reputation is built on a foundation of reliable products that meet the demanding requirements of commercial vehicle applications.

Cummins Fuel Supply Tube 4935040 Compatibility

The Cummins Fuel Supply Tube part number 4935040 is a component in the fuel delivery system of various engine models. This part is designed to ensure a reliable and efficient fuel supply to the engine, maintaining optimal performance and fuel efficiency. Below is a detailed description of the engines with which this part is compatible:

ISC Series Engines

• ISC CM2150
• ISC CM850
• ISC8.3 CM2250
• ISL CM2150
• ISL9 CM2150 SN
• ISL9 CM2250
• ISL9.5 CM2880 L138

The ISC and ISL series engines are known for their robust design and high performance, making them suitable for a variety of applications, from heavy-duty trucks to industrial machinery. The Fuel Supply Tube 4935040 is engineered to fit seamlessly within these engines, ensuring a consistent and reliable fuel flow.

QSC and QSL Series Engines

• QSC8.3 CM850 (CM2850)
• QSC9 CM2250 / QSL9 CM2250
• QSL8.9 CM2150 L141
• QSL9 CM2250
• QSL9 CM2350 L102
• QSL9 CM850 (CM2850)

The QSC and QSL series engines are designed for both on-highway and off-highway applications, offering a balance of power and efficiency. The Fuel Supply Tube 4935040 is compatible with these engines, ensuring that the fuel supply system operates smoothly and efficiently, contributing to the overall performance and longevity of the engine.

By ensuring that the Fuel Supply Tube 4935040 is correctly installed in these engines, users can maintain the integrity of the fuel delivery system, which is crucial for the engine’s performance and reliability.

Role of Part 4935040 Fuel Supply Tube in Engine Systems

The 4935040 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. It facilitates the seamless transfer of fuel from the fuel tank to the fuel transfer pump, ensuring a consistent and reliable fuel supply to the engine.

In coordination with the Fuel Transfer Pump, the 4935040 tube ensures that fuel is efficiently moved from the storage tank to the engine’s fuel system. This is particularly important in systems where the fuel tank is located remotely from the engine, necessitating a robust and dependable fuel delivery mechanism.

The Plumbing system within the engine setup relies on the 4935040 tube to maintain the integrity of the fuel line. Its design and material are selected to withstand the pressures and temperatures associated with fuel transfer, minimizing the risk of leaks or fuel degradation.

The Engine Control Module (ECM) monitors and regulates various engine parameters, including fuel delivery. The 4935040 tube plays a supporting role by providing a stable fuel supply, which is essential for the ECM to optimize engine performance and efficiency.

In systems equipped with a Pump for additional fuel pressurization, the 4935040 tube ensures that fuel reaches the pump under the right conditions. This is vital for the pump to function correctly and deliver fuel at the required pressure to the engine’s injectors.

Lastly, in setups with a dedicated Fuel Transfer system, the 4935040 tube is a key component that ensures fuel is transferred between tanks or from the tank to the engine efficiently. This is especially relevant in vehicles or machinery with multiple fuel tanks or in systems where fuel needs to be transferred under various operational conditions.

Conclusion

The Cummins 4935040 Fuel Supply Tube is a critical component for the efficient and reliable operation of commercial truck engines. Its design and construction ensure a consistent fuel supply, which is essential for engine performance and longevity. Proper installation, maintenance, and adherence to safety protocols are important to maximize the benefits of this Cummins part.