4086526
Flexible Hose
Cummins®

Introduction

The Cummins 4086526 Flexible Hose is a component designed for use in commercial trucks. It serves as a conduit for various fluids within the truck’s systems, facilitating the transfer of substances such as coolant, fuel, or hydraulic fluid. Its application is integral to maintaining the operational efficiency and reliability of the vehicle.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in automotive applications to connect different parts of a system that may move or vibrate relative to each other. They are constructed from materials that allow them to bend and flex without compromising the flow of fluids. Within a system, flexible hoses accommodate movement and reduce stress on connections, which can help prevent leaks and system failures ¹.

Purpose of the Cummins 4086526 Flexible Hose

This Cummins part is employed in the operation of trucks to connect various systems and transport fluids. It is typically used in applications where rigid hoses would be impractical due to the movement or vibration of the connected components. The hose may be part of the cooling system, fuel delivery system, or other fluid transport mechanisms within the truck.

Key Features

This part is characterized by several features that enhance its performance. It is made from materials that provide flexibility and durability, allowing it to withstand the dynamic environment of a commercial truck. The hose’s design includes reinforced layers to resist pressure and abrasion, ensuring a reliable seal and long service life.

Benefits

Using the Cummins 4086526 Flexible Hose offers several advantages. It contributes to improved system reliability by accommodating movement and reducing the risk of leaks. The hose’s flexibility and durability also mean it can withstand the rigors of truck operation better than rigid alternatives, potentially leading to fewer maintenance issues and longer intervals between replacements.

Installation Considerations

Proper installation of this part is important for ensuring optimal performance and longevity. Installation procedures should follow manufacturer guidelines, which may include specific torque settings for clamps and careful routing to avoid sharp bends or kinks. Attention to these details helps maintain the integrity of the hose and the overall system.

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, checking connections for proper tightness, and ensuring that the hose is routed correctly. Resolution may involve repairing or replacing the affected section of the hose.

Maintenance Tips

Regular maintenance of this Cummins part includes inspection for signs of wear, such as cracks or bulges, and cleaning to remove any buildup that could affect performance. It is also important to check clamps and connections periodically to ensure they remain secure. Replacement should be considered if the hose shows significant signs of degradation or if leaks are detected.

Compatibility and Application

The Cummins 4086526 Flexible Hose is designed for specific types of trucks and systems. It is commonly used in applications where flexibility and durability are required, such as in the transport of coolant or fuel in heavy-duty trucks. Its compatibility with various systems makes it a versatile component in the commercial truck industry.

Manufacturer Overview - Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a broad product range, Cummins is well-regarded in the commercial truck industry for its quality and reliability. The company’s commitment to customer satisfaction and technological advancement has established it as a trusted name in the field.

Cummins Flexible Hose 4086526 in Engine Applications

The Cummins Flexible Hose part number 4086526 is a component in the engine systems of various Cummins engines, ensuring efficient fluid transfer and maintaining system integrity. This hose is designed to withstand the rigors of engine operation, providing flexibility and durability in demanding environments.

QSK45 CM500 Engines

In the QSK45 CM500 engines, the Flexible Hose 4086526 plays a role in connecting different fluid systems. Its design allows for smooth operation and reduces the risk of leaks, which is important for maintaining the performance and longevity of the engine. The hose’s flexibility accommodates the movement and vibrations inherent in engine operation, preventing stress and potential damage to the connections.

Integration and Functionality

The integration of the Flexible Hose 4086526 in Cummins engines is engineered to ensure optimal performance. It connects various fluid lines, such as coolant, oil, and fuel systems, allowing for the seamless transfer of fluids. This is important for maintaining engine temperature, lubrication, and fuel delivery, all of which are vital for engine efficiency and reliability.

Compatibility and Versatility

The Cummins Flexible Hose 4086526 is designed to be compatible with a range of engine models, including the QSK45 CM500. Its versatile design ensures that it can fit snugly and securely in different engine configurations, providing a reliable connection point for various fluid systems. This versatility makes it a component in the maintenance and operation of Cummins engines.

Importance in Engine Maintenance

Regular inspection and maintenance of the Flexible Hose 4086526 are important for ensuring the continued efficiency and reliability of the engine. Any signs of wear, leaks, or damage should be addressed promptly to prevent potential engine issues. Proper installation and maintenance of this hose contribute to the overall health and performance of the engine, ensuring that it operates at peak efficiency.

Role of Part 4086526 Flexible Hose in Engine Systems

The part 4086526 Flexible Hose is a component in various engine systems, facilitating the efficient operation of several key elements.

In the breather system, the flexible hose connects the breather valve to the air intake system. This connection allows for the release of pressure built up within the crankcase, ensuring that the engine operates within optimal pressure levels. The flexibility of the hose accommodates the dynamic movements and vibrations inherent in engine operation, maintaining a secure and leak-free connection.

Within the crankcase ventilation system, the flexible hose plays a role by directing crankcase vapors to the intake manifold. This process helps in reducing emissions and preventing the buildup of harmful deposits within the crankcase. The hose’s flexibility ensures that it can withstand the thermal expansion and contraction cycles experienced during engine operation, thereby enhancing the durability and reliability of the ventilation system.

Overall, the part 4086526 Flexible Hose contributes to the smooth and efficient functioning of these engine components by providing a robust, flexible, and reliable connection.

Conclusion

The Cummins 4086526 Flexible Hose is a vital component in the maintenance and operation of commercial trucks and Cummins engines. Its design, which includes flexibility and durability, ensures efficient fluid transfer and system integrity. Regular maintenance and proper installation are crucial for the longevity and performance of this hose, contributing to the overall reliability and efficiency of the vehicle and engine systems.