3691504
Fuel Drain Tube
Cummins®

The Cummins 3691504 Fuel Drain Tube is a component designed for use in the fuel systems of commercial trucks. Its primary role is to facilitate the draining of fuel, which is necessary for maintenance procedures and ensuring the integrity of the fuel system. This tube is integral to the operational efficiency of commercial trucks, providing a reliable means to manage fuel system maintenance and ensure optimal performance ¹.

Purpose and Function

The Cummins 3691504 Fuel Drain Tube serves a specific function within the fuel system by allowing for the controlled drainage of fuel. This is important for several reasons: it enables the removal of contaminated fuel, facilitates system cleaning, and helps in diagnosing fuel system issues. By providing a straightforward method to drain fuel, this component helps maintain the cleanliness and efficiency of the fuel system, which is vital for the overall performance of the truck ².

Key Features

The Cummins 3691504 Fuel Drain Tube is constructed from durable materials that ensure longevity and reliability in demanding commercial truck environments. Its design includes features such as a secure fitting mechanism to prevent leaks and ensure a tight seal within the fuel system. Additionally, the tube may incorporate anti-corrosion coatings or materials to resist the degrading effects of fuel and environmental factors, enhancing its durability and performance ³.

Benefits

Incorporating the Cummins 3691504 Fuel Drain Tube into a truck’s fuel system offers several advantages. It contributes to improved fuel system efficiency by allowing for the easy removal of contaminated fuel, which can otherwise lead to engine performance issues. Additionally, by facilitating regular maintenance and cleaning of the fuel system, this component helps reduce the risk of contamination and ensures the system operates at peak efficiency. The enhanced performance and reliability of the fuel system directly contribute to the overall efficiency and longevity of the truck.

Installation and Usage

Proper installation of the Cummins 3691504 Fuel Drain Tube is crucial for its effective operation. It should be integrated into the truck’s fuel system according to the manufacturer’s guidelines to ensure a secure fit and prevent leaks. Usage involves periodically draining the fuel system as part of routine maintenance to remove any contaminants and ensure the system’s cleanliness and efficiency. Specific instructions for installation and usage should be followed to maximize the component’s performance and longevity.

Maintenance and Troubleshooting

Maintaining the Cummins 3691504 Fuel Drain Tube involves regular checks for signs of wear, corrosion, or damage. Troubleshooting common issues such as leaks or blockages may require cleaning the tube or, in some cases, replacement. Ensuring the tube is free from obstructions and securely fitted within the fuel system is key to its optimal performance. Regular maintenance and prompt addressing of any issues will help ensure the longevity and reliability of the fuel drain tube.

Common Applications

The Cummins 3691504 Fuel Drain Tube is commonly used in various types of commercial trucks, particularly those equipped with Cummins engines. It is an integral component in the fuel systems of these vehicles, providing a reliable means to manage fuel drainage and maintenance. Its application is widespread across different models and types of commercial trucks, underscoring its importance in maintaining fuel system integrity and performance.

Manufacturer Information

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its commitment to producing high-quality components. With a rich history of innovation and excellence, Cummins has established a strong reputation for reliability and performance. The company’s dedication to quality is evident in its wide range of automotive components, including the Cummins 3691504 Fuel Drain Tube, which is designed to meet the demanding requirements of commercial truck applications.

Compatibility

The Cummins Fuel Drain Tube, identified by part number 3691504, is compatible with various Cummins engine models, including the ISX15, CM2350, and X101 engines. This part is designed to facilitate the removal of water and sediment from the fuel tank, ensuring the engine operates smoothly and efficiently.

Installation and Maintenance

While the specific installation procedures for the Fuel Drain Tube may vary depending on the engine model, it is generally a straightforward process. Technicians should follow the manufacturer’s guidelines to ensure proper installation and maintenance. Regular inspection and replacement of the Fuel Drain Tube, as needed, are crucial for maintaining the engine’s performance and longevity.

Role in Engine Systems

In the orchestration of an engine system, the Fuel Drain Tube (part 3691504) assumes a significant role, particularly in the context of fuel management and system integrity. This component is integral to the plumbing network of the engine, facilitating the controlled evacuation of fuel from various points within the system.

The Fuel Drain Tube is strategically positioned to interface with the fuel system’s plumbing, allowing for the periodic or emergency release of fuel. This function is essential for maintenance procedures, such as filter changes or system purges, where the removal of fuel is necessary to prevent contamination or ensure the system’s operational safety.

Moreover, the Fuel Drain Tube plays a part in the diagnostic and troubleshooting processes. By enabling the drainage of fuel, technicians can isolate issues within the fuel system, such as water contamination or the presence of debris, without dismantling the entire system. This capability is particularly valuable in high-stakes environments where downtime must be minimized.

Conclusion

In summary, the Fuel Drain Tube (part 3691504) is a linchpin in the engine’s fuel management strategy, ensuring that the system can be maintained, diagnosed, and operated with precision and reliability. Its integration with the engine’s plumbing and fuel drain mechanisms underscores the importance of this component in the broader context of engine system design and functionality.