3170802
Elbow Hose Coupling
Cummins®

Introduction

The Elbow Hose Coupling 3170802, manufactured by Cummins, is a component designed for use in commercial trucks. This coupling is essential for connecting various fluid systems, ensuring the efficiency and functionality of truck systems. Cummins, a well-established name in the commercial truck industry, is known for its commitment to quality and innovation ¹.

Basic Concepts of Elbow Hose Couplings

An elbow hose coupling is a fitting used to join two hoses at an angle, typically 90 degrees. It facilitates the transfer of fluids such as coolant, fuel, or hydraulic fluid within a truck’s systems. The coupling allows for flexibility and movement between connected hoses, accommodating the dynamic nature of a truck’s operation. It operates by providing a secure, leak-resistant connection that can withstand the pressures and temperatures of the fluids it carries ².

Purpose of the 3170802 Elbow Hose Coupling

The 3170802 Elbow Hose Coupling is specifically designed to connect hoses in the fluid systems of commercial trucks. It ensures the smooth transfer of fluids between components, contributing to the overall operation of the truck. This coupling is often found in systems such as the cooling system, where it connects the radiator to the engine, or in fuel systems, where it links the fuel tank to the engine ³.

Key Features

The 3170802 Elbow Hose Coupling features a durable construction, typically made from high-quality materials such as rubber and metal. Its design includes reinforced hose ends to ensure a tight seal and prevent leaks. Additionally, the coupling may have unique attributes such as a built-in gasket or O-ring to enhance its sealing capabilities, ensuring that fluids are transferred efficiently without loss.

Benefits

The advantages of using the 3170802 Elbow Hose Coupling include improved system efficiency due to its secure and leak-resistant design. Its durability ensures long-term performance, reducing the need for frequent replacements. Furthermore, the coupling is designed for ease of installation or replacement, allowing for quick maintenance or repairs without specialized tools.

Installation Process

Installing the 3170802 Elbow Hose Coupling involves several steps to ensure a secure fit. First, the hoses to be connected should be cleaned and inspected for any damage. The coupling is then positioned over one hose end, and the hose is pushed into the coupling until it reaches the stop. The process is repeated for the second hose. Tools such as hose clamps may be required to secure the connection further. It is important to follow best practices, such as ensuring the coupling is aligned correctly and that all connections are tight to prevent leaks.

Troubleshooting Common Issues

Common problems with elbow hose couplings include leaks or disconnections. These issues can often be traced to improper installation, wear and tear, or incompatible hose sizes. Troubleshooting steps may involve inspecting the coupling for signs of damage, ensuring that all connections are secure, and replacing any worn or damaged components. Regular checks can help identify potential issues before they lead to system failures.

Maintenance Tips

To prolong the life of the 3170802 Elbow Hose Coupling, regular maintenance is recommended. This includes inspecting the coupling for signs of wear or damage at regular intervals, cleaning the coupling and connected hoses to remove any buildup, and ensuring that all connections remain tight. Following these practices can help maintain the efficiency and reliability of the truck’s fluid systems.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. With a strong reputation in the commercial truck industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction. The company’s extensive product range and global presence make it a trusted partner for truck manufacturers and operators worldwide.

Engine Compatibility with Elbow Hose Coupling Part 3170802

The Elbow Hose Coupling part number 3170802, manufactured by Cummins, is a critical component in the engine’s cooling and exhaust systems. This part is designed to ensure a secure and leak-proof connection between hoses and engine components, facilitating efficient fluid transfer and maintaining system integrity.

K50 Engine Series

In the K50 engine series, the Elbow Hose Coupling part 3170802 is integral to the engine’s operation. It is typically used in the following areas:

• Cooling System: The coupling connects hoses that transport coolant to and from the radiator, ensuring the engine maintains optimal operating temperatures.
• Exhaust System: It is also employed in the exhaust system to connect hoses that manage the flow of exhaust gases, contributing to the engine’s overall efficiency and emissions control.

The design of the part ensures it can withstand the high temperatures and pressures encountered in these systems, providing durability and reliability over the engine’s operational life.

Role of Part 3170802 Elbow Hose Coupling in Engine Systems

The 3170802 Elbow Hose Coupling is an essential component in various engine systems, facilitating the connection and secure transfer of fluids between different parts. Its application spans across multiple kits and systems, ensuring efficient operation and maintenance of the engine.

Integration with Specific Kits

1. Centinel Make-Up Kit:

   • The Elbow Hose Coupling is utilized to connect the centinel make-up system, ensuring a reliable fluid pathway. This connection is vital for maintaining the integrity of the make-up system, which is responsible for replenishing oil as needed.

2. K19 BKT, KV38 BKT, KV50 BKT:

   • In these bracket kits, the Elbow Hose Coupling plays a role in linking various components, allowing for the smooth transfer of fluids. Its design ensures that connections remain secure under varying pressure conditions, enhancing the overall performance of the bracket kits.

3. QKS Valve & Mounting:

   • When integrated with the QKS valve and mounting system, the Elbow Hose Coupling aids in the precise control of fluid flow. This is particularly important in systems where accurate fluid management is required to maintain engine efficiency.

4. M11 Bracket Kit:

   • The coupling is used in the M11 bracket kit to connect hoses that carry fluids to and from critical engine components. This ensures that the bracket kit functions seamlessly, contributing to the stable operation of the engine.

5. N14 12V Pressure-Time Centinel Kit and N14 24V Hardware-Pressure-Time Valve/Mounting Kit:

   • In these kits, the Elbow Hose Coupling is employed to connect the pressure-time valve and mounting components. This connection is essential for the accurate timing and pressure regulation of fluid flow, which is crucial for the proper functioning of the centinel system.

6. N14 Bracket Kit:

   • Similar to other bracket kits, the Elbow Hose Coupling in the N14 bracket kit ensures secure and efficient fluid transfer. This is important for the consistent performance of the bracket kit within the engine system.

Application in Oil Replenishing System

• The Elbow Hose Coupling is also a key component in the oil replenishing system. It connects various parts of the system, allowing for the effective transfer of oil to engine components that require lubrication. This ensures that the engine operates smoothly and maintains optimal performance over time.

Conclusion

Understanding the role of the 3170802 Elbow Hose Coupling in these engine systems allows engineers and mechanics to better appreciate its importance in maintaining the overall functionality and efficiency of the engine. Regular maintenance and proper installation are crucial to ensure the longevity and reliability of this Cummins part.