3864036
Flexible Hose
Cummins®

The Cummins 3864036 Flexible Hose is a component designed for use in commercial trucks. It serves a specific function within the truck’s systems, facilitating the transfer of fluids necessary for the vehicle’s operation.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in automotive applications to connect various parts of a system, allowing for movement and vibration without compromising the integrity of the fluid transfer. They are engineered to withstand pressure, temperature variations, and the specific properties of the fluids they carry ¹.

Purpose of the 3864036 Flexible Hose

This Cummins part is integral to the operation of a truck, connecting specific systems and transporting fluids that are vital for the truck’s performance. It is designed to link components that may move relative to each other, ensuring a continuous and secure fluid pathway.

Key Features

This part is constructed with materials that offer flexibility and durability. Its design includes features that enhance its ability to bend and twist without kinking, ensuring a reliable fluid transfer. The hose is built to resist wear and tear, maintaining its integrity under the demanding conditions of commercial truck operation.

Benefits

Using this part provides several advantages. Its flexibility allows for greater movement between connected components, reducing the risk of damage. The hose’s resistance to wear and tear contributes to its longevity, and its design enhances performance across a range of operating conditions.

Installation Considerations

Proper installation of this part is important to ensure it functions effectively. This involves using the correct tools and techniques to secure the hose in place, preventing leaks and ensuring a snug fit that can accommodate the movement of the connected systems.

Troubleshooting Common Issues

Common issues with flexible hoses, such as leaks or kinks, can often be traced to installation errors or wear and tear. Diagnosing these problems involves inspecting the hose for signs of damage or improper fitting. Resolution may require reinstallation or replacement of the hose.

Maintenance Tips

Regular maintenance of this part is recommended to extend its lifespan. This includes periodic inspections for signs of wear, such as cracks or softening of the material, and ensuring that all connections remain secure. Adhering to manufacturer-recommended inspection intervals can help prevent unexpected failures.

Engine Compatibility

This part is designed to fit a variety of Cummins engines, ensuring seamless integration and reliable performance across different engine models. It is compatible with the following engines:

• 4B3.9, 6B5.9, B6.7 CM2670 B164C, F3.8 CM2350 F128C, F4.5 CM2620 F141C
• ISB/ISD 4.5 CM2150 B119, ISB/ISD 6.7 CM2150 SN, ISBE CM2150, ISBE4 CM850
• QSB 4.5 CM2250 EC, QSB 4.5 CM850 (CM2850), QSB 6.7 CM2250, QSB 6.7 CM2350 B105, QSB 6.7 CM850 (CM2850), QSB 7 CM2880 B117
• QSF 2.8 CM2880 F104, QSF 2.8 CM2880 F105, QSF 2.8 CM2880 F108, QSF 2.8 CM2880 F114, QSF 3.8 CM2350 F107, QSF 3.8 CM2880 F112
• R 2.8 CM2220 R101B

This part is essential for maintaining the performance and reliability of the engines it is designed to fit, ensuring that fluid and gas lines remain intact and functional under all operating conditions.

Role of Part 3864036 Flexible Hose in Engine Systems

This part is integral to the efficient operation of several key engine components. It facilitates the smooth transfer of fluids, ensuring that each component functions optimally within the engine system.

Engine Oil Cooler

In the engine oil cooler system, this part connects the oil cooler to the engine’s lubrication circuit. This connection allows heated oil to flow from the engine to the cooler, where it is reduced in temperature before returning to the engine. This process ensures that the oil maintains its viscosity and lubricating properties, which are essential for reducing friction and wear on moving parts ².

Full Flow Oil Filter

This part plays a significant role in the full flow oil filtration system by providing a conduit for oil to travel from the engine to the oil filter. As oil circulates through the engine, it picks up contaminants and debris. The hose ensures a consistent flow of oil to the filter, where these impurities are trapped, allowing clean oil to return to the engine. This continuous filtration is vital for maintaining engine cleanliness and prolonging the life of internal components.

Lubricating Oil Filter

Similar to its function in the full flow oil filter system, this part in the lubricating oil filter setup ensures that oil is efficiently directed to the filter. This system is designed to remove finer particles that may bypass the full flow filter, providing an additional layer of protection for the engine. The hose’s flexibility accommodates the dynamic movements within the engine bay, ensuring a secure and leak-free connection.

Lubricating Oil Filter Head

This part also connects to the lubricating oil filter head, which is a critical junction point in the lubrication system. This connection allows for the distribution of filtered oil to various lubrication points within the engine. The hose’s design ensures that oil flow is maintained under varying engine conditions, contributing to the overall reliability and performance of the lubrication system.

Conclusion

In summary, the 3864036 Flexible Hose is a vital component in maintaining the integrity and efficiency of the engine’s oil circulation and filtration systems. Its role in connecting these critical components ensures that the engine operates smoothly and remains well-lubricated, ultimately contributing to the longevity and performance of the engine.