3914036
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3914036 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its primary role is to facilitate the transfer of fuel from the tank to the engine, ensuring a steady and reliable fuel supply that is essential for the efficient operation of the vehicle.

Purpose and Function

This Cummins part plays a significant role in the fuel delivery system by transporting fuel from the tank to the engine. It is engineered to maintain a consistent fuel flow under various operating conditions, which is vital for the engine’s performance and efficiency. The tube is designed to handle the pressures and demands of heavy-duty applications, ensuring that the engine receives the necessary fuel for combustion ¹.

Key Features

The 3914036 is constructed with materials that offer durability and resistance to the corrosive effects of fuel. Its design includes features that enhance its performance and longevity, such as reinforced sections to withstand pressure and flexible components to accommodate movement within the vehicle’s fuel system. These attributes contribute to the tube’s ability to deliver fuel efficiently and reliably ².

Benefits

Utilizing this part offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent and unimpeded fuel flow to the engine. The tube’s design and construction also enhance the reliability of the fuel system, reducing the likelihood of fuel-related issues. Additionally, it is compatible with Cummins engines, ensuring seamless integration and optimal performance ³.

Installation and Compatibility

Proper installation of the Fuel Supply Tube is crucial for its effective operation. It is designed to be compatible with a range of Cummins engine models, and installation should follow manufacturer guidelines to ensure correct fitting and function. Prerequisites for installation may include ensuring the fuel system is clean and free of debris to prevent blockages.

Maintenance and Troubleshooting

Regular maintenance of this Cummins part is recommended to ensure its longevity and efficiency. This includes checking for signs of wear or damage and ensuring all connections are secure. Common issues may include fuel leaks or reduced fuel flow, which can often be addressed by inspecting and tightening connections or replacing worn sections of the tube.

Safety Considerations

When handling and installing the 3914036, it is important to observe safety practices to prevent fuel leaks and ensure safe operation. This includes working in a well-ventilated area, avoiding open flames, and using appropriate personal protective equipment. Proper disposal of any old or damaged fuel supply tubes is also important to prevent environmental contamination.

Environmental Impact

The efficient design of the Fuel Supply Tube contributes to reduced fuel consumption and lower emissions. By ensuring a consistent fuel supply and minimizing leaks, it helps heavy-duty trucks operate more efficiently, aligning with environmental regulations and standards for reduced emissions.

Cummins Corporation Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including diesel and natural gas engines, as well as related technologies. With a history of innovation and a commitment to sustainability, Cummins serves customers in approximately 190 countries and territories through a network of company-owned and independent distributor facilities and dealerships.

Cummins Fuel Supply Tube 3914036 Compatibility

The Cummins Fuel Supply Tube part number 3914036 is designed to fit seamlessly within a range of engine models, ensuring efficient fuel delivery and optimal engine performance. This part is engineered to meet the specific requirements of various Cummins engines, providing a reliable connection between the fuel supply system and the engine.

Engine Compatibility

• 6C8.3 Engines

The 3914036 Fuel Supply Tube is specifically engineered to integrate with the 6C8.3 engines. This part ensures that the fuel supply system operates smoothly, maintaining the engine’s efficiency and reliability. The design of the tube is tailored to fit the unique architecture of the 6C8.3 engines, providing a precise fit that minimizes leaks and maximizes performance.

Grouping of Compatible Engines

While the primary focus here is on the 6C8.3 engines, it is important to note that the 3914036 Fuel Supply Tube is also compatible with other Cummins engine models that share similar design characteristics. This part is part of a broader range of components that Cummins has developed to ensure compatibility across multiple engine types, facilitating easier maintenance and repair processes.

By ensuring that the 3914036 Fuel Supply Tube fits perfectly within the specified engines, Cummins maintains its commitment to quality and reliability, providing engine owners and technicians with a dependable solution for maintaining the integrity of the fuel supply system.

Role of Part 3914036 Fuel Supply Tube in Engine Systems

The Part 3914036 Fuel Supply Tube is an essential component in the fuel delivery system of various engine setups. Its primary function is to transport fuel from the fuel tank to the fuel pump, ensuring a consistent and reliable fuel supply for engine operation.

Integration with the Fuel Pump

In the context of the fuel pump, the Fuel Supply Tube acts as a conduit. It is securely attached to the inlet of the fuel pump, allowing fuel to be drawn from the tank. The design of the tube ensures that fuel flow is smooth and uninterrupted, which is vital for the efficient operation of the fuel pump. The tube’s connection to the pump is typically sealed to prevent any fuel leaks, maintaining the integrity of the fuel system.

Role in Fuel Transfer

When considering fuel transfer within the engine system, the Fuel Supply Tube plays a significant role. It is responsible for transferring fuel from the storage area (fuel tank) to the point of use (fuel pump). This transfer is fundamental for the engine’s fuel injection system or carburetor to receive the necessary fuel for combustion. The tube’s placement and routing are carefully planned to avoid interference with other engine components and to withstand the engine’s operating conditions.

Ensuring System Efficiency

The efficiency of the fuel supply system is greatly influenced by the performance of the Fuel Supply Tube. Its design and material are selected to handle the fuel’s properties, including its temperature and pressure, without degradation or leakage. This ensures that the fuel reaches the engine in the right condition for optimal combustion, contributing to the overall performance and reliability of the engine system.

Conclusion

The Cummins 3914036 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks, designed to ensure a consistent and reliable fuel supply to the engine. Its robust construction, compatibility with various Cummins engines, and role in maintaining system efficiency underscore its importance in the operation and maintenance of heavy-duty vehicles. Regular maintenance and proper installation are key to maximizing the benefits of this part, contributing to the overall performance, reliability, and environmental compliance of the vehicle.