3287693
Flexible Hose
Cummins®

The Cummins 3287693 Flexible Hose is a component designed for use in commercial truck operations. Its purpose is to facilitate the transfer of fluids between various systems within the truck, ensuring efficient and reliable performance. The significance of this hose lies in its ability to provide a flexible connection that can accommodate the movements and vibrations inherent in heavy-duty truck operations ⁴.

Basic Concepts of Flexible Hoses

Flexible hoses are components used in automotive and other systems to connect different parts, allowing for the transfer of fluids, gases, or other materials. They are designed to offer flexibility, which helps in accommodating the movements and vibrations that occur during operation. In automotive applications, flexible hoses are commonly used in fuel, coolant, brake, and hydraulic systems. They function by providing a durable yet pliable connection that can withstand pressure and environmental conditions ¹.

Purpose of the Cummins 3287693 Flexible Hose

The Cummins 3287693 Flexible Hose plays a specific role in the operation of a truck by connecting various systems and transporting fluids. It is typically used in applications where a rigid pipe would not be suitable due to the need for flexibility. This hose may be employed in fuel systems, coolant systems, or other fluid transfer applications within the truck. By providing a flexible connection, it helps maintain the integrity of the fluid transfer process despite the dynamic conditions within the vehicle ².

Key Features

The Cummins 3287693 Flexible Hose boasts several key features that enhance its performance and durability. These include a material composition designed to resist wear and tear, flexibility to accommodate movement, and durability to withstand high pressures and temperatures. The hose is also engineered with specific design specifications to ensure a secure and reliable connection between components ³.

Benefits

The Cummins 3287693 Flexible Hose offers several advantages. Its improved flexibility allows it to adapt to the movements and vibrations of the truck, reducing the risk of damage or disconnection. The design helps minimize the risk of leaks, enhancing the safety and reliability of the fluid transfer system. Additionally, the hose’s durability ensures long-term performance, and its ease of installation makes it a practical choice for maintenance and repair tasks ⁴.

Installation Considerations

When installing the Cummins 3287693 Flexible Hose, it is important to follow guidelines and best practices to ensure a secure and efficient connection. Necessary tools may include wrenches, clamps, and possibly a hose cutter. The installation process involves carefully routing the hose between components, securing it with clamps, and checking for proper alignment and tension. Common pitfalls to avoid include over-tightening clamps, which can damage the hose, and insufficient routing, which can lead to kinks or stress points ¹.

Troubleshooting Common Issues

Common problems associated with flexible hoses include leaks, cracks, and kinks. To address these issues, it is important to conduct regular inspections and maintenance. If a leak is detected, the hose should be checked for damage and replaced if necessary. Cracks may indicate material fatigue or exposure to harsh conditions, requiring replacement. Kinks can often be resolved by re-routing the hose to ensure a smooth path without sharp bends ².

Maintenance Tips

To ensure the longevity and optimal performance of the Cummins 3287693 Flexible Hose, regular maintenance is recommended. This includes inspecting the hose for signs of wear, cracks, or leaks at regular intervals. Cleaning the hose and surrounding components can help prevent buildup that may affect performance. Replacement guidelines should be followed to ensure that the hose is changed before it reaches the end of its service life, maintaining the reliability of the fluid transfer system ³.

About Cummins

Cummins Inc. is a corporation known for designing, manufacturing, and distributing engines and related technologies. With a history spanning several decades, Cummins has established a reputation for quality and innovation in the commercial truck industry. The company offers a wide range of products, including engines, filtration systems, and components like the Cummins 3287693 Flexible Hose, designed to meet the demanding requirements of heavy-duty applications ⁴.

Compatibility with Cummins Engines

The Cummins Flexible Hose part number 3287693 is designed to fit a variety of Cummins engines, ensuring flexibility and durability in various applications. Here is a breakdown of its compatibility with specific engine models:

ISB Series Engines

• ISB CM2150
• ISB/ISD6.7 CM2150 SN
• ISB6.7 CM2250
• ISL9 CM2150 SN

The ISB series engines, including the ISB CM2150, ISB/ISD6.7 CM2150 SN, ISB6.7 CM2250, and ISL9 CM2150 SN, are designed for heavy-duty applications. The flexible hose part 3287693 is engineered to withstand the rigors of these demanding environments, providing reliable connections in fuel, oil, and coolant systems ⁴.

ISBE Series Engines

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

The ISBE series engines, such as the ISBE CM2150, ISBE CM800, and ISBE4 CM850, are known for their versatility and efficiency. The flexible hose part 3287693 is compatible with these engines, ensuring smooth operation and reducing the risk of leaks and failures in critical fluid transfer systems ⁴.

ISC and ISF Series Engines

• ISC CM850
• ISF3.8 CM2220 AN

The ISC CM850 and ISF3.8 CM2220 AN engines benefit from the flexibility and durability of the part 3287693. This hose is designed to handle the specific demands of these engines, providing a reliable connection in various fluid systems ⁴.

QSB Series Engines

• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

The QSB series engines, including the QSB6.7 CM850 (CM2850) and QSB7 CM2880 B117, are built for durability and performance. The flexible hose part 3287693 is compatible with these engines, ensuring that fluid transfer systems remain efficient and reliable under various operating conditions ⁴.

Role of Part 3287693 Flexible Hose in Engine Systems

Part 3287693 Flexible Hose is integral to the efficient operation of various engine components. In compressor systems, this hose facilitates the transfer of compressed air, ensuring a reliable and flexible connection that can withstand the high pressures and temperatures associated with compression processes.

Within air systems, the hose plays a pivotal role in maintaining the integrity of air flow, which is essential for the performance and safety of the engine. Its flexibility allows it to adapt to the dynamic movements and vibrations inherent in engine operation, reducing the risk of leaks and system failures.

In plumbing applications, the hose is utilized to connect various components, providing a durable and flexible link that can endure the rigors of engine environments. This is particularly important in systems where traditional rigid piping would be prone to failure due to engine vibrations and thermal expansion.

For turbochargers, the hose is employed in both the turbocharger plumbing and turbocharger oil plumbing systems. In turbocharger plumbing, it ensures the efficient transfer of exhaust gases, which is vital for the turbocharger’s ability to compress intake air and enhance engine performance. In turbocharger oil plumbing, the hose allows for the circulation of oil to lubricate and cool the turbocharger, which is essential for its longevity and efficiency.

Overall, the integration of Part 3287693 Flexible Hose in these systems underscores its importance in maintaining the operational integrity and performance of engine components ⁴.

Conclusion

The Cummins 3287693 Flexible Hose is a critical component in the efficient and reliable operation of commercial trucks. Its flexibility, durability, and compatibility with various Cummins engines make it an essential part of fluid transfer systems. Regular maintenance and proper installation are key to ensuring its longevity and performance, ultimately contributing to the overall efficiency and safety of the vehicle ⁴.