4006856
Water Transfer Tube
Cummins®

Introduction

The Cummins 4006856 Water Transfer Tube is a component designed for use in heavy-duty trucks. Its purpose is to facilitate the transfer of coolant within the truck’s cooling system. This part plays a role in the engine cooling system by maintaining optimal engine temperature, which is important for the efficient operation and longevity of the engine.

Function and Operation

The Water Transfer Tube operates as a conduit within the truck’s cooling system. It is responsible for transferring coolant between various components, ensuring that heat is effectively dissipated from the engine. This process involves the circulation of coolant from the engine block to the radiator, where it is cooled before returning to the engine. The efficient transfer of coolant is important for maintaining stable engine temperatures under varying operating conditions.

Key Features

The design and construction of the Water Transfer Tube are tailored to meet the demanding requirements of heavy-duty truck applications. It is typically made from durable materials that can withstand high temperatures and pressures. The tube’s construction may include features such as reinforced connections and precise fittings to ensure a secure and leak-free installation. These attributes contribute to the tube’s reliability and performance in challenging environments.

Benefits

The use of the Water Transfer Tube offers several advantages. It enhances coolant flow within the system, leading to improved engine cooling efficiency. This can result in more stable engine temperatures, which may contribute to overall engine performance and longevity. Additionally, the efficient transfer of coolant helps to reduce the risk of overheating, which can lead to engine damage.

Installation and Compatibility

Proper installation of the Water Transfer Tube is important for ensuring its effective operation. This may involve specific preparations, tools, and procedures to ensure a secure and leak-free connection. Compatibility with specific truck models or engine types should be verified to ensure optimal performance and integration within the cooling system.

Maintenance and Troubleshooting

Routine maintenance practices are recommended to ensure the optimal performance of the Water Transfer Tube. This may include regular inspections for signs of wear, leaks, or corrosion. Common issues that may arise include blockages or leaks, which can be addressed through troubleshooting and repair procedures. Following manufacturer guidelines for maintenance can help to prolong the life of the component and ensure continued efficient operation.

Safety Considerations

When working with the Water Transfer Tube, it is important to observe safety precautions and guidelines. This includes handling procedures to prevent injury or damage to the component. Potential hazards may include hot coolant or pressurized systems, so the use of appropriate personal protective equipment (PPE) is recommended. Following safety guidelines can help to ensure a safe working environment.

Cummins Overview

Cummins Inc. is a well-established manufacturer in the automotive industry, known for its commitment to producing high-quality components for commercial vehicles. With a history of innovation and reliability, Cummins has built a reputation for delivering durable and efficient solutions for heavy-duty applications. The company’s focus on quality and performance is reflected in its range of products, including the Cummins 4006856 Water Transfer Tube ¹.

Application in Cummins Engines

The Water Transfer Tube part number 4006856 is a component in the cooling system of several Cummins engines. This part is designed to facilitate the transfer of coolant between different parts of the engine, ensuring efficient thermal management and preventing overheating.

• QSK78 CM500: This part is integral to the cooling system of the QSK78 CM500 engine, aiding in the effective distribution of coolant throughout the engine. Its placement and design are optimized to handle the specific thermal demands of this engine model.

• QSK60: The Water Transfer Tube part 4006856 is also compatible with the QSK60 engine. It ensures that the coolant is properly circulated, maintaining optimal engine temperatures and enhancing overall performance.

• QSK50: In the QSK50 engine, this part plays a role in the cooling system, ensuring that the engine operates within safe temperature limits. Its design is tailored to meet the unique thermal requirements of this engine model.

• QSK38: The Water Transfer Tube part 4006856 is also suitable for the QSK38 engine. It is engineered to provide efficient coolant transfer, contributing to the engine’s reliability and longevity.

• QSK23: For the QSK23 engine, this part is important in maintaining the engine’s cooling system integrity. Its design ensures that the coolant is effectively managed, preventing overheating and ensuring smooth operation.

• QSK19: In the QSK19 engine, the Water Transfer Tube part 4006856 is a component in the cooling system. It ensures that the coolant is properly circulated, maintaining the engine’s thermal balance and preventing damage from overheating.

• QSK11: This part is also compatible with the QSK11 engine, where it plays a role in the cooling system. Its design is optimized to handle the specific thermal demands of this engine model, ensuring efficient coolant transfer and optimal engine performance.

• QSK9: For the QSK9 engine, the Water Transfer Tube part 4006856 is a part of the cooling system. It ensures that the coolant is effectively managed, preventing overheating and ensuring the engine operates within safe temperature limits.

• QSK6: In the QSK6 engine, this part is designed to facilitate efficient coolant transfer, contributing to the engine’s overall thermal management and reliability.

• QSK5.9: The Water Transfer Tube part 4006856 is also suitable for the QSK5.9 engine. It is engineered to provide efficient coolant transfer, ensuring that the engine operates within safe temperature limits and enhancing its performance.

• QSK50G: For the QSK50G engine, this part is a component in the cooling system. Its design ensures that the coolant is properly circulated, preventing overheating and ensuring the engine’s reliability and longevity.

• QSK45: In the QSK45 engine, the Water Transfer Tube part 4006856 plays a role in the cooling system. It ensures that the coolant is effectively managed, maintaining the engine’s thermal balance and preventing damage from overheating.

• QSK38G: This part is also compatible with the QSK38G engine, where it is important in maintaining the engine’s cooling system integrity. Its design ensures that the coolant is properly circulated, preventing overheating and ensuring smooth operation.

• QSK23G: For the QSK23G engine, the Water Transfer Tube part 4006856 is a component in the cooling system. It ensures that the coolant is effectively managed, preventing overheating and ensuring the engine operates within safe temperature limits.

• QSK19G: In the QSK19G engine, this part is designed to facilitate efficient coolant transfer, contributing to the engine’s overall thermal management and reliability.

• QSK11G: For the QSK11G engine, the Water Transfer Tube part 4006856 is a part of the cooling system. Its design ensures that the coolant is properly circulated, preventing overheating and ensuring the engine’s performance and longevity.

• QSK9G: In the QSK9G engine, this part is a component in the cooling system. It ensures that the coolant is effectively managed, maintaining the engine’s thermal balance and preventing damage from overheating.

• QSK5.9G: For the QSK5.9G engine, the Water Transfer Tube part 4006856 is also suitable. It is engineered to provide efficient coolant transfer, ensuring that the engine operates within safe temperature limits and enhancing its performance.

• QSK50G2: This part is compatible with the QSK50G2 engine, where it plays a role in the cooling system. Its design ensures that the coolant is properly circulated, preventing overheating and ensuring the engine’s reliability and longevity.

• QSK45G2: In the QSK45G2 engine, the Water Transfer Tube part 4006856 is important in maintaining the engine’s cooling system integrity. Its design ensures that the coolant is effectively managed, preventing overheating and ensuring smooth operation.

• QSK38G2: For the QSK38G2 engine, this part is a component in the cooling system. It ensures that the coolant is properly circulated, preventing overheating and ensuring the engine operates within safe temperature limits.

• QSK23G2: In the QSK23G2 engine, the Water Transfer Tube part 4006856 is designed to facilitate efficient coolant transfer, contributing to the engine’s overall thermal management and reliability.

• QSK19G2: For the QSK19G2 engine, this part is a part of the cooling system. Its design ensures that the coolant is properly circulated, preventing overheating and ensuring the engine’s performance and longevity.

• QSK11G2: In the QSK11G2 engine, the Water Transfer Tube part 4006856 is a component in the cooling system. It ensures that the coolant is effectively managed, maintaining the engine’s thermal balance and preventing damage from overheating.

• QSK9G2: For the QSK9G2 engine, this part is a component in the cooling system. It ensures that the coolant is properly circulated, preventing overheating and ensuring the engine’s reliability and longevity.

• QSK5.9G2: In the QSK5.9G2 engine, the Water Transfer Tube part 4006856 is also suitable. It is engineered to provide efficient coolant transfer, ensuring that the engine operates within safe temperature limits and enhancing its performance.

Role of Part 4006856 Water Transfer Tube in Engine Systems

The part 4006856 Water Transfer Tube is a component in the efficient operation of engine systems, particularly in managing the flow of water within the system. This component is strategically positioned to facilitate the movement of water from the manifold to various parts of the engine that require cooling or lubrication.

Interaction with the Manifold

The Water Transfer Tube connects directly to the manifold, which is a key component in the engine’s air intake system. The manifold distributes air to the engine’s cylinders, and in liquid-cooled engines, it also plays a role in the circulation of coolant. The Water Transfer Tube ensures a consistent and reliable flow of water from the manifold to other critical areas, maintaining optimal engine temperature and performance.

Water Distribution

Once connected to the manifold, the Water Transfer Tube channels water to other engine components that need cooling, such as the cylinder heads, pistons, and other high-friction areas. This consistent water flow helps in dissipating heat generated during combustion, preventing overheating and potential engine damage.

Enhanced Engine Longevity

By ensuring a steady supply of coolant, the Water Transfer Tube contributes to the overall longevity of the engine. Proper cooling prevents thermal stress on engine components, reducing the likelihood of warping, cracking, or other forms of damage. This results in a more reliable and durable engine system.

Support for Lubrication Systems

In some engine designs, the Water Transfer Tube also plays a supportive role in the lubrication system. By maintaining optimal temperatures, it ensures that lubricants remain effective, reducing friction and wear on moving parts. This interplay between cooling and lubrication is vital for the smooth operation of the engine.

Integration with Other Cooling Components

The Water Transfer Tube works in conjunction with other cooling system components, such as the water pump, thermostat, and radiator. It forms a part of the closed-loop system that circulates coolant throughout the engine, ensuring that all components receive the necessary cooling. This integration is key to maintaining the engine’s efficiency and performance under various operating conditions.

Conclusion

The Cummins 4006856 Water Transfer Tube is a critical component in the cooling systems of various Cummins engines. Its role in facilitating efficient coolant transfer contributes to the overall performance, reliability, and longevity of the engine. Proper installation, maintenance, and understanding of its function are essential for ensuring optimal engine operation.