3693717
Fuel Supply Tube
Cummins®

The Cummins 3693717 Fuel Supply Tube is a critical component in commercial trucks, designed to facilitate the transfer of fuel from the tank to the engine. This part ensures a consistent and reliable fuel supply, which is essential for optimal engine performance and efficiency.

Purpose and Function

The Cummins 3693717 Fuel Supply Tube serves as a conduit for fuel, ensuring it is delivered under the correct pressure and in the right quantity for the engine’s combustion process. This consistent fuel flow contributes to the overall efficiency and reliability of the truck’s operation ¹.

Key Features

Constructed with durable materials resistant to fuel corrosion, this Cummins part is engineered for precise fit within the fuel system. It is designed to withstand the pressures and temperatures associated with fuel transfer in commercial truck applications ².

Benefits

The use of the Cummins 3693717 Fuel Supply Tube can enhance fuel efficiency by maintaining a consistent fuel supply to the engine. Its reliable construction ensures it can withstand the demands of commercial truck use, contributing to the vehicle’s overall reliability. Additionally, it is designed for compatibility with Cummins engines, ensuring seamless integration into the fuel system ³.

Installation and Integration

Proper installation of the Cummins 3693717 Fuel Supply Tube is crucial for the fuel system’s integrity. Installation guidelines should be followed to ensure the tube is correctly positioned and secured, involving specific tools and procedures to connect it to both the fuel tank and the engine.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 3693717 Fuel Supply Tube is recommended to ensure longevity and optimal performance. This includes checking for wear or damage and ensuring all connections are secure. Common issues such as leaks or blockages can be addressed by inspecting the tube and connections, and making necessary repairs or replacements.

Safety Considerations

When working with the Cummins 3693717 Fuel Supply Tube, it is important to adhere to safety practices. This includes careful handling of fuel to avoid spills and ensuring the fuel system is properly vented to prevent hazardous vapor buildup. Maintaining the system’s integrity is crucial to prevent fuel leaks, which can pose a fire hazard.

Cummins Overview

Cummins Inc. is renowned for providing quality products to the commercial truck industry. The company’s commitment to innovation and excellence is evident in its diesel engines and related components, including the Cummins 3693717 Fuel Supply Tube, which is designed for reliability, performance, and compatibility with Cummins engines.

Compatibility with Engine Models

The Cummins Fuel Supply Tube part number 3693717 is engineered to fit seamlessly with several engine models, ensuring optimal fuel delivery and engine performance. It is compatible with:

• X15 CM2350 X123B
• X15 CM2350 X116B
• X15 CM2450 X134B

These engines benefit from the robust and reliable design of the Cummins Fuel Supply Tube 3693717, which maintains the integrity of the fuel delivery system.

Role of Part 3693717 Fuel Supply Tube in Engine Systems

The Cummins 3693717 Fuel Supply Tube is a vital component within the fuel system, facilitating the seamless transfer of fuel from the fuel tank to the engine. Its primary function is to ensure a consistent and reliable fuel supply, which is fundamental for the engine’s operation.

Integration with the Primer

In systems equipped with a primer, the Fuel Supply Tube works in conjunction to enhance the fuel delivery process. The primer creates a vacuum, drawing fuel from the tank through the supply tube. This mechanism ensures that the fuel lines are filled with fuel, reducing the time required for the engine to start. The Fuel Supply Tube provides a direct and unobstructed path for the fuel, allowing the primer to effectively draw fuel into the system.

Contribution to the Fuel System

Within the broader fuel system, the Fuel Supply Tube connects to various components such as the fuel filter, fuel pump, and fuel injectors. It ensures that fuel is delivered under the correct pressure and in the right quantity to these components. The tube’s design and material are selected to withstand the pressures and temperatures within the fuel system, ensuring durability and reliability.

The Fuel Supply Tube also plays a part in maintaining fuel system integrity by preventing fuel leaks. Its secure fitting to other components ensures that fuel is contained within the system, contributing to both safety and efficiency. Additionally, the tube’s path is often routed to avoid heat sources, protecting the fuel from premature vaporization and ensuring it remains in liquid form for optimal engine performance.

Conclusion

The Cummins 3693717 Fuel Supply Tube is a vital link in the fuel delivery chain, working harmoniously with the primer and other fuel system components to ensure the engine receives a steady and reliable fuel supply. Its durable construction, precise engineering, and compatibility with Cummins engines make it an essential component for the reliable operation of commercial trucks.