2870347
Flexible Hose
Cummins®

The Cummins 2870347 Flexible Hose is a component designed for use in commercial trucks. It serves a specific function within the vehicle’s systems, contributing to the overall operation and efficiency of the truck. Understanding its role and significance can provide insights into the complexities of truck maintenance and performance.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in various automotive systems to transfer fluids or gases. They are engineered to withstand dynamic conditions, including vibrations, temperature fluctuations, and pressure variations. Unlike rigid pipes, flexible hoses can accommodate movement and provide a more adaptable solution for fluid transfer in automotive applications ¹.

Purpose of the 2870347 Flexible Hose

This part is integral to the operation of a truck, connecting specific systems and facilitating the transport of fluids or gases. It is designed to link components that may move relative to each other, ensuring a continuous and secure flow path. This hose plays a role in maintaining the integrity of the system it serves by providing a flexible connection that can endure the operational stresses of a commercial truck ².

Key Features

The design and construction of the 2870347 Flexible Hose incorporate several features that enhance its performance. It is made from materials chosen for their durability and resistance to the conditions it will encounter. The hose’s flexibility allows it to bend and twist without compromising the flow of fluids or gases. Additionally, it is built to withstand high temperatures and pressures, ensuring reliable operation in demanding environments.

Benefits

Using this Cummins part offers several advantages. Its durable construction contributes to a longer service life, reducing the need for frequent replacements. The hose’s resistance to high temperatures and pressures ensures it can operate effectively under a wide range of conditions. Furthermore, its flexibility provides a more adaptable solution compared to rigid hoses, accommodating the dynamic movements within a truck’s systems.

Installation Considerations

When installing the 2870347 Flexible Hose, it is important to follow guidelines and best practices to ensure proper integration with the truck’s systems. This includes using the correct fitting techniques to secure the hose in place and verifying compatibility with the existing systems to prevent leaks or failures. Careful attention to these details during installation can enhance the hose’s performance and longevity.

Maintenance and Troubleshooting

Routine maintenance of the 2870347 Flexible Hose is necessary to ensure its continued reliable operation. Regular inspections can help identify signs of wear or damage, such as cracks or leaks, allowing for timely repairs or replacements. Troubleshooting common issues, such as reduced flexibility or leaks, may involve checking for proper installation, assessing the condition of the hose, and ensuring it is compatible with the truck’s systems.

Performance in Various Conditions

The 2870347 Flexible Hose is designed to perform under a variety of operating conditions. It can withstand extreme temperatures, high pressures, and exposure to chemicals or debris, making it suitable for the demanding environments encountered by commercial trucks. Its ability to maintain performance in these conditions contributes to the overall reliability and efficiency of the truck.

Cummins Part 2870347: Flexible Hose Compatibility

This part is designed to integrate seamlessly with various engine models, ensuring efficient operation and reliability. It is engineered to meet the specific needs of the engines it supports, providing a critical connection that is essential for fluid transfer and system integrity.

K19 and K38 Engines

For the K19 and K38 engines, the Flexible Hose is a crucial component that facilitates the transfer of fluids such as coolant, fuel, or hydraulic fluids. Its design allows for flexibility and durability, accommodating the movements and vibrations inherent in these engines. This ensures that the hose maintains a secure and leak-free connection, which is vital for the engines’ performance and longevity.

QSM11 and CM570 Engines

In the context of the QSM11 and CM570 engines, the Flexible Hose plays a similar role. It is engineered to withstand the specific operational conditions of these engines, providing a reliable conduit for essential fluids. The flexibility of the hose allows it to adapt to the dynamic environment within the engine compartment, ensuring that the connections remain intact even under varying conditions.

Grouping of Engines

The K19 and K38 engines, while distinct in their specifications, share common design principles that make the Flexible Hose an ideal fit. Similarly, the QSM11 and CM570 engines, which are part of a more advanced series, also benefit from the hose’s ability to provide a robust and adaptable connection. This grouping highlights the versatility of the part, as it is engineered to meet the demands of a range of engine types, ensuring compatibility and performance across different models.

Role of Part 2870347 Flexible Hose in Engine Systems

This part is integral to the efficient operation of various engine systems. Its primary function is to facilitate the transfer of fluids under varying conditions, ensuring that components receive the necessary fluid supply for optimal performance.

Fuel System Integration

In the fuel system, the Flexible Hose connects the fuel filter to the fuel pump, allowing for a consistent flow of fuel. This connection is vital for maintaining the fuel system’s integrity, as it accommodates the movement and vibrations inherent in engine operation. Additionally, it plays a role in the fuel system primer, ensuring that air is purged from the system during startup, which is essential for reliable engine ignition.

Oil Sump Pump and Scavenge System

The Flexible Hose is also employed in the oil sump pump system, where it links the sump pump to the oil filter. This setup ensures that oil is efficiently circulated throughout the engine, promoting lubrication and cooling of moving parts. In the scavenge system, the hose aids in removing residual oil from areas where it may accumulate, preventing contamination and ensuring clean oil is returned to the sump.

Plumbing and Marine Applications

In plumbing applications, particularly within marine environments, the Flexible Hose is used to connect the marine gear oil cooler to the sump pump. This connection is designed to withstand the corrosive effects of saltwater while maintaining a secure and leak-free seal. The hose’s flexibility is particularly beneficial in marine applications, where equipment is subject to constant motion and varying loads.

Sump Pump Mounting

The Flexible Hose is also utilized in sump pump mounting scenarios, where it connects the pump to various components within the system. This application requires the hose to be robust enough to handle the pressure fluctuations and thermal expansions typical in sump pump operations.

Conclusion

Overall, the 2870347 Flexible Hose serves as a versatile and reliable component in engine systems, ensuring the smooth transfer of fluids across a range of applications and conditions. Its design and construction are tailored to meet the demanding requirements of commercial trucks, contributing to the overall efficiency and reliability of the vehicles it serves.