3639982
Water Transfer Tube
Cummins®

The Cummins 3639982 Water Transfer Tube is a component designed for use in the cooling systems of heavy-duty trucks. Its purpose is to facilitate the circulation of coolant between the engine and the radiator, playing a role in maintaining the engine’s optimal operating temperature ¹.

Basic Concepts of Water Transfer Tubes

A water transfer tube is a conduit that allows coolant to flow between different parts of an engine’s cooling system. It functions by providing a pathway for the coolant to travel from the engine, where it absorbs heat, to the radiator, where the heat is dissipated. This process is vital for maintaining the engine’s temperature within a range that ensures efficient operation and prevents overheating ².

Purpose of the 3639982 Water Transfer Tube

The 3639982 Water Transfer Tube is specifically designed to circulate coolant in heavy-duty truck engines. It connects the engine to the radiator, allowing coolant to flow through the system. This circulation helps in dissipating the heat generated by the engine, thus playing a role in the temperature regulation of the engine ³.

Key Features

This Cummins part is constructed from durable materials that can withstand the high temperatures and pressures within an engine’s cooling system. Its design includes precise fittings and connections to ensure a secure and leak-free installation. Additionally, the tube may feature reinforced sections to enhance its durability and resistance to wear and tear ⁴.

Benefits

Using the 3639982 Water Transfer Tube offers several benefits. It provides improved coolant flow, which enhances the efficiency of the cooling system. Its durable construction contributes to the longevity of the component, reducing the need for frequent replacements. Furthermore, by ensuring efficient coolant circulation, it plays a role in maintaining overall engine efficiency ⁵.

Installation Process

Installing the 3639982 Water Transfer Tube requires careful attention to detail. Preparatory steps include ensuring the engine is cool and the cooling system is drained. The necessary tools for installation may include wrenches and sealants. Following the manufacturer’s instructions ensures a secure fit, which is crucial for the component’s performance and the cooling system’s integrity ⁶.

Common Issues and Troubleshooting

Common issues with the 3639982 Water Transfer Tube may include leaks or blockages. These can be caused by wear and tear, improper installation, or debris within the cooling system. Troubleshooting steps may involve inspecting the tube for signs of damage, checking connections for leaks, and ensuring the coolant flow is unobstructed ⁷.

Maintenance Tips

Regular maintenance of the 3639982 Water Transfer Tube is important for its longevity and performance. This includes periodic inspections for signs of wear or damage, ensuring connections remain secure, and cleaning the tube as part of routine cooling system maintenance. Adhering to recommended inspection intervals helps in identifying potential issues before they lead to more significant problems ⁸.

Role in Engine Cooling System

The 3639982 Water Transfer Tube integrates with other components of the engine cooling system to maintain efficient temperature regulation. It works in conjunction with the radiator, water pump, and thermostat to ensure coolant is circulated effectively throughout the system. This circulation is vital for dissipating heat away from the engine, thus playing a role in the engine’s overall performance and durability ⁹.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes diesel and natural gas engines, as well as related technologies. With a history of innovation and a broad product range, Cummins is renowned in the automotive industry for its diesel engines and components, including parts for the cooling systems of heavy-duty trucks. The company’s reputation is built on a commitment to quality, performance, and customer satisfaction.

Water Transfer Tube (Part 3639982) in Cummins Engines

The Water Transfer Tube (part number 3639982) manufactured by Cummins is a critical component in the cooling system of various Cummins engines. This part is designed to facilitate the transfer of coolant between different sections of the engine, ensuring efficient heat dissipation and maintaining optimal operating temperatures.

Application in Specific Cummins Engines

• K50 Engines: The Water Transfer Tube is integral to the K50 series engines, where it connects the water pump to the radiator. This connection is essential for the continuous circulation of coolant, which helps in maintaining the engine’s temperature within the desired range. The tube’s design allows for a smooth flow of coolant, minimizing the risk of overheating and ensuring the longevity of the engine components.

• Other Cummins Engines: While the primary focus here is on the K50 engines, it is worth noting that the Water Transfer Tube (part number 3639982) is also used in other Cummins engine models. Its role remains consistent across different engine types, providing a reliable means of transferring coolant and contributing to the overall efficiency of the engine’s cooling system.

The Water Transfer Tube’s design and placement are critical for the proper functioning of the engine’s cooling system. Its seamless integration with the engine ensures that coolant is effectively circulated, which is vital for preventing engine damage and maintaining performance.

Understanding the Role of Part 3639982 Water Transfer Tube in Engine Systems

Part 3639982, the Water Transfer Tube, is an essential component in the efficient operation of various engine systems. Its primary function is to facilitate the smooth and reliable transfer of water between different parts of the engine, ensuring optimal performance and longevity.

Integration with Engine Components

1. Water Pump: The Water Transfer Tube connects directly to the water pump, allowing for the circulation of coolant throughout the engine. This connection ensures that the coolant is evenly distributed, maintaining consistent temperatures and preventing overheating.

2. Radiator: Another key connection is to the radiator, where the coolant is cooled before being recirculated. The tube ensures a secure and leak-free pathway for the coolant, enhancing the radiator’s efficiency in dissipating heat.

3. Thermostat Housing: The tube also interfaces with the thermostat housing, allowing for regulated flow of coolant based on engine temperature. This helps in maintaining the engine within its optimal operating temperature range.

4. Heater Core: In systems where the engine’s heat is utilized for cabin heating, the Water Transfer Tube plays a role in transferring warm coolant to the heater core. This ensures that the heating system operates effectively, providing comfort to occupants.

5. Coolant Reservoir: The tube is often connected to the coolant reservoir, allowing for the expansion and contraction of coolant as it heats up and cools down. This connection helps in maintaining the correct coolant level and pressure within the system.

Performance Enhancement

The reliable operation of the Water Transfer Tube is vital for the overall performance of the engine. By ensuring consistent coolant flow, it helps in:

• Maintaining Engine Temperature: Consistent coolant flow prevents hotspots and cold spots within the engine, leading to more uniform temperature distribution.
• Reducing Wear and Tear: Proper cooling reduces the thermal stress on engine components, leading to longer lifespan and reduced maintenance needs.
• Enhancing Efficiency: An efficiently cooled engine operates more smoothly and can achieve better fuel economy.

Water Connection Points

The Water Transfer Tube serves as a critical link between various water connection points within the engine system. Its robust design and secure fittings are essential for preventing leaks and ensuring that the coolant system operates under the correct pressure. This reliability is fundamental to the engine’s performance and durability.

Conclusion

In summary, the 3639982 Water Transfer Tube is a vital component that ensures the seamless operation of the engine’s cooling system, contributing to overall engine performance and reliability. Its integration with various engine components and its role in maintaining optimal engine temperature make it an indispensable part of the cooling system.