4086661
Water Transfer Tube
Cummins®

The Cummins 4086661 Water Transfer Tube is a critical component designed to facilitate the efficient operation of commercial trucks by ensuring proper coolant circulation. Its role in maintaining optimal engine temperature is significant, contributing to the overall performance and longevity of the vehicle ¹.

Basic Concepts of Water Transfer Tubes

A Water Transfer Tube is a conduit within a truck’s cooling system that allows coolant to flow between the engine and the radiator. This circulation is vital for dissipating heat generated by the engine, thus maintaining a stable operating temperature. The tube operates by providing a direct pathway for coolant, which absorbs heat from the engine and transfers it to the radiator where it is cooled before returning to the engine ².

Purpose of the 4086661 Water Transfer Tube

This Cummins part is integral to the truck’s cooling system, specifically designed to transfer coolant between the engine and radiator. This transfer is crucial for effective heat management, ensuring that the engine does not overheat during operation. By facilitating a consistent flow of coolant, the tube helps in maintaining engine efficiency and protecting it from thermal stress ³.

Key Features

The Cummins 4086661 Water Transfer Tube is constructed with durability and performance in mind. It is made from high-quality materials that resist corrosion and wear, ensuring longevity in demanding environments. The tube features secure connection types that prevent leaks and ensure a tight fit within the cooling system. Its design includes specific attributes that enhance coolant flow and system efficiency ⁴.

Benefits

The advantages of the 4086661 Water Transfer Tube include improved coolant circulation, which leads to better heat dissipation and engine protection. Its robust construction contributes to increased reliability, especially under challenging operating conditions. The tube’s efficient design also aids in maintaining engine performance and reducing the risk of overheating ⁵.

Installation Considerations

When installing this part, it is important to follow guidelines that ensure a secure and proper fit. This includes adhering to torque specifications for connections, checking alignment to prevent leaks, and ensuring that the tube is correctly positioned within the cooling system. Proper installation is key to the tube’s effectiveness and the overall efficiency of the cooling system ⁶.

Troubleshooting Common Issues

Typical problems with Water Transfer Tubes can include leaks, blockages, or corrosion. Diagnosing these issues involves checking for visible signs of damage, ensuring connections are secure, and inspecting the tube for any obstructions. Repair procedures may involve cleaning, repairing, or replacing the tube to restore proper coolant flow and system function ⁷.

Maintenance Tips

To prolong the lifespan of the 4086661 Water Transfer Tube, routine maintenance is recommended. This includes regular inspections for signs of wear or damage, performing coolant flushes to remove contaminants, and following manufacturer recommendations for replacement intervals. Consistent maintenance helps ensure the tube continues to operate efficiently and contributes to the overall health of the engine ⁸.

Cummins Overview

Cummins Inc. is a leader in the commercial truck industry, known for its comprehensive range of diesel engines and related technologies. With a history of innovation and quality, Cummins has established a reputation for manufacturing reliable and high-performance components. The company’s expertise is evident in its product offerings, which include the 4086661 Water Transfer Tube, designed to meet the demanding requirements of commercial truck applications ⁹.

Cummins Water Transfer Tube Part 4086661 in Engine Applications

The Cummins Water Transfer Tube part number 4086661 is a critical component in several of Cummins’ high-performance engine models. This part is integral to the cooling system, ensuring efficient heat transfer and maintaining optimal engine operating temperatures.

QSK45 CM500 Engines

In the QSK45 CM500 engines, the Water Transfer Tube 4086661 plays a vital role in the engine’s cooling system. It is designed to transfer coolant between different parts of the engine, ensuring that all components are adequately cooled. This is particularly important in high-output engines like the QSK45 CM500, which are used in demanding applications such as marine and industrial settings ¹⁰.

Integration and Functionality

The Water Transfer Tube 4086661 is engineered to fit seamlessly within the engine’s cooling architecture. It connects various coolant passages, facilitating the flow of coolant and preventing overheating. The tube’s design ensures that it can withstand the high pressures and temperatures typical of these engines, contributing to their durability and reliability ¹¹.

Importance in Engine Performance

The efficient operation of the Water Transfer Tube 4086661 is crucial for maintaining engine performance. By ensuring that the engine components are kept at the correct temperature, it helps prevent thermal stress and extends the lifespan of the engine. This part is a testament to Cummins’ commitment to quality and performance in their engine designs ¹².

Compatibility and Usage

The Water Transfer Tube 4086661 is specifically designed to fit the QSK45 CM500 engines. Its precise engineering ensures a perfect fit and reliable performance, making it an essential component for these engines. Cummins’ rigorous testing and quality control processes guarantee that this part meets the highest standards, providing peace of mind to engine operators and maintenance personnel ¹³.

Role of Part 4086661 Water Transfer Tube in Engine Systems

The 4086661 Water Transfer Tube is an integral component in the efficient operation of engine systems, particularly in those that incorporate aftercoolers. This tube facilitates the movement of water between various components, ensuring optimal performance and cooling.

Integration with Plumbing Systems

In engine systems, the plumbing network is responsible for the circulation of fluids, including water, throughout the engine. The 4086661 Water Transfer Tube connects to this network, allowing for the precise transfer of water to and from critical components. Its role is to maintain a consistent flow, which is essential for the regulation of temperature and pressure within the engine ¹⁴.

Function in Aftercooler Water Systems

Aftercoolers are devices used to cool compressed air before it enters the engine’s combustion chamber. The 4086661 Water Transfer Tube plays a significant role in this process by transferring water to the aftercooler. This water helps in dissipating the heat generated during compression, thereby reducing the temperature of the air. Cooler air is denser, which allows for more efficient combustion and improved engine performance.

The tube ensures that the water reaches the aftercooler at the correct flow rate and pressure, which is vital for the aftercooler’s effectiveness. It also aids in the removal of any condensed moisture from the compressed air, preventing potential damage to the engine components ¹⁵.

Conclusion

In summary, the 4086661 Water Transfer Tube is a key component in the engine’s water management system, working in conjunction with the plumbing and aftercooler to maintain engine efficiency and reliability. Its robust construction, efficient design, and critical role in coolant circulation make it an essential part for the optimal operation of Cummins engines.