3904059
Hump Hose
Cummins®

Introduction

The Cummins 3904059 Hump Hose is a specialized component designed for use in commercial trucks. Its purpose is to facilitate the efficient transfer of fluids within the truck’s system, ensuring smooth operation and reliability. This hose is integral to maintaining the performance and longevity of the vehicle, playing a significant role in the overall functionality of the truck.

Purpose and Function

The primary function of the 3904059 Hump Hose is to connect various components within the truck’s fluid system, allowing for the seamless flow of liquids such as coolant or fuel. By providing a durable and flexible connection, this hose helps to reduce the risk of leaks and ensures that the system operates efficiently. Its design contributes to the stability and performance of the truck, supporting consistent and reliable operation under various conditions ¹.

Key Features

The Cummins 3904059 Hump Hose is constructed from high-quality materials that offer superior durability and flexibility. Its design includes reinforced sections to withstand the pressures and temperatures encountered in commercial truck applications. The hose is engineered to resist wear and tear, ensuring long-lasting performance. Additionally, its unique attributes, such as enhanced flexibility and robust construction, make it well-suited for the demanding environments typical of commercial trucking ².

Benefits

One of the main advantages of the 3904059 Hump Hose is its improved durability. The high-quality materials and construction methods used in its production ensure that it can withstand the rigors of daily use in commercial trucks. This hose also offers excellent resistance to wear and tear, reducing the likelihood of failures and the need for frequent replacements. Furthermore, its reliable performance in various operating conditions contributes to the overall efficiency and safety of the vehicle ³.

Installation and Compatibility

Proper installation of the 3904059 Hump Hose is crucial for ensuring a secure and effective fit within the truck’s system. Detailed guidelines should be followed to achieve the best results. While specific installation procedures may vary depending on the truck model and engine type, general best practices include ensuring a tight seal at all connection points and verifying that the hose is correctly routed to avoid abrasion or kinking. Compatibility information for different truck models and engine types should be consulted to ensure the correct fit and function.

Maintenance and Troubleshooting

To maintain the optimal performance and longevity of the 3904059 Hump Hose, regular inspection and maintenance are recommended. This includes checking for signs of wear, such as cracks or leaks, and ensuring that all connections remain secure. Common issues that may arise include hose degradation due to exposure to extreme temperatures or chemical contaminants. Troubleshooting steps may involve replacing worn sections or the entire hose if necessary, and ensuring that the system is free from obstructions or contaminants.

Safety Considerations

When working with the 3904059 Hump Hose, it is important to follow safety precautions to prevent accidents and ensure proper handling. This includes wearing appropriate personal protective equipment, such as gloves and safety glasses, during installation and maintenance. Regular inspection of the hose for signs of damage or wear is also crucial. Additionally, being aware of potential hazards, such as high-pressure fluid leaks or chemical exposure, can help prevent injuries and ensure a safe working environment.

Cummins Overview

Cummins Inc. is a renowned manufacturer with a long-standing reputation in the automotive industry. The company is committed to producing high-quality components for commercial vehicles, including a wide range of engines, filtration systems, and aftermarket parts. Cummins’ dedication to innovation and excellence has established it as a trusted name in the industry, providing reliable and durable solutions for commercial truck operators worldwide.

Hump Hose Compatibility with Cummins Engines

The Cummins part 3904059, known as the Hump Hose, is a critical component in the engine’s fuel system. This hose is designed to facilitate the transfer of fuel between different sections of the engine, ensuring a smooth and efficient operation.

Compatibility with 4B3.9 and 6B5.9 Engines

The Hump Hose is specifically engineered to fit seamlessly with the Cummins 4B3.9 and 6B5.9 engines. These engines are part of the Cummins B Series, which is renowned for its reliability and performance in various applications, from agricultural machinery to heavy-duty trucks.

• 4B3.9 Engine: The Hump Hose in this engine ensures that fuel is correctly routed from the fuel tank to the engine’s fuel injection system. This is crucial for maintaining the engine’s performance and efficiency.

• 6B5.9 Engine: Similarly, in the 6B5.9 engine, the Hump Hose plays a vital role in the fuel delivery system. It connects the fuel tank to the engine, ensuring that the fuel supply is uninterrupted and consistent.

Importance of the Hump Hose

The Hump Hose is essential for the proper functioning of the fuel system in these engines. It helps prevent fuel leaks, which can be hazardous and lead to engine damage. Additionally, it ensures that the engine receives the correct amount of fuel, which is critical for maintaining optimal performance and fuel efficiency.

By using the Cummins part 3904059, engine owners can be confident that their fuel systems are well-maintained and functioning correctly. This part is a testament to Cummins’ commitment to providing high-quality components that enhance engine performance and reliability.

Role of Part 3904059 Hump Hose in Engine Systems

The 3904059 Hump Hose is an essential component in the air induction system of various engine setups. Its primary function is to facilitate the smooth and efficient transfer of air from the air cleaner to the engine’s intake manifold. This part is integral in maintaining the performance and efficiency of the engine by ensuring a consistent airflow.

In the context of the air cleaner, the Hump Hose connects the air cleaner housing to the intake tract. This connection is vital for filtering incoming air, removing contaminants, and providing clean air to the engine. The air cleaner works in tandem with the Hump Hose to prevent debris and particles from entering the combustion chamber, which could otherwise lead to engine wear and decreased performance.

The plumbing aspect of the engine system also benefits significantly from the Hump Hose. It acts as a conduit that maintains the integrity of the air pathway, reducing the risk of leaks and ensuring that the air pressure remains consistent throughout the induction process. This is particularly important in high-performance engines where even minor disruptions in airflow can affect engine tuning and overall performance.

Furthermore, the Hump Hose plays a role in the overall efficiency of the engine by contributing to a well-sealed air induction system. This sealing helps in maintaining the correct air-fuel ratio, which is essential for optimal combustion and power output.

Conclusion

The Cummins 3904059 Hump Hose is a vital component in the fluid and air induction systems of commercial trucks and engines. Its durable construction, compatibility with various engine models, and role in ensuring efficient fluid and air transfer contribute to the overall performance and reliability of the vehicle. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part.