4970244
Expansion Tank Support
Cummins®

The Expansion Tank Support 4970244, manufactured by Cummins, is a component designed to enhance the efficiency and reliability of the cooling system in heavy-duty trucks. Cummins, a well-established name in the automotive and heavy-duty truck industries, produces this part to ensure optimal performance and longevity of the cooling system.

Function and Operation

The Expansion Tank Support 4970244 operates within the cooling system by managing coolant expansion and maintaining system pressure. As the engine operates, it generates heat, which is absorbed by the coolant circulating through the engine block and radiator. The coolant expands as it heats up, and this part plays a role in accommodating this expansion. It helps maintain the system’s pressure by allowing excess coolant to be stored temporarily, preventing overflow and ensuring a consistent coolant level ¹.

Purpose of the Expansion Tank Support

The primary role of the Expansion Tank Support in the truck’s cooling system is to prevent coolant overflow and maintain optimal coolant levels. By providing a reservoir for the excess coolant, it ensures that the system operates within the desired pressure range, which is crucial for efficient heat dissipation and engine performance ².

Key Features

The Expansion Tank Support 4970244 is characterized by several key features that enhance its functionality and durability. It is constructed from high-quality materials to withstand the harsh conditions of heavy-duty applications. Its design ensures compatibility with Cummins engines, providing a seamless integration into the cooling system. Additionally, the support is engineered for efficient coolant management, featuring precise dimensions and fittings to ensure proper operation.

Benefits

Using the Expansion Tank Support 4970244 offers several advantages. It contributes to improved coolant system performance by maintaining optimal coolant levels and pressure. This, in turn, enhances engine protection by ensuring efficient heat dissipation, which is vital for the longevity and reliability of the engine. The support also increases the overall reliability of the cooling system in heavy-duty applications, reducing the risk of overheating and related issues ³.

Installation Considerations

When installing the Expansion Tank Support, it is important to follow guidelines and best practices to ensure proper functionality. This includes positioning the support correctly within the cooling system, securing it with appropriate methods to prevent movement, and verifying compatibility with other components. Proper installation is key to achieving the intended performance and longevity of the cooling system.

Maintenance and Troubleshooting

Routine maintenance of the Expansion Tank Support involves regular inspection intervals to check for signs of wear, corrosion, or damage. Cleaning procedures should be performed to remove any contaminants that may affect its operation. Troubleshooting common issues such as leaks or pressure irregularities can often be addressed by inspecting connections, ensuring proper sealing, and verifying the integrity of the support structure.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a strong reputation for quality, innovation, and reliability in the automotive and heavy-duty truck industries. The company offers a wide range of products and services designed to meet the needs of customers in various sectors, including transportation, construction, and power generation.

Expansion Tank Support (Part 4970244) in Cummins Engines

The Expansion Tank Support, identified by part number 4970244, is a critical component in the cooling system of Cummins engines. This part is designed to securely hold the expansion tank, which plays a vital role in managing the pressure and temperature within the engine’s cooling system.

Application in Cummins Engines

• QSK50: The QSK50 engine, known for its robust performance and reliability, integrates the Expansion Tank Support to maintain optimal cooling efficiency. This part ensures the expansion tank is properly positioned and secured, preventing any movement that could disrupt the cooling process.

• CM2150: In the CM2150 engine, the Expansion Tank Support is equally essential. It provides a stable mounting point for the expansion tank, ensuring that the tank can effectively handle the thermal expansion of the coolant. This stability is crucial for maintaining the engine’s performance and longevity.

• MCRS: The MCRS engine also benefits from the Expansion Tank Support. This part is integral to the engine’s cooling system, ensuring that the expansion tank remains in place and functions correctly. The support helps to manage the pressure within the cooling system, contributing to the engine’s overall efficiency and reliability.

By securely mounting the expansion tank, the Expansion Tank Support (Part 4970244) ensures that the cooling system operates smoothly, preventing potential issues related to coolant overflow or pressure build-up. This component is a testament to Cummins’ commitment to quality and durability in their engine designs.

Role of Part 4970244 Expansion Tank Support in Engine Systems

The Expansion Tank Support 4970244 is an integral component in the assembly and functionality of engine systems, particularly in relation to the heat exchanger. This support ensures the structural integrity and proper positioning of the expansion tank, which is essential for the efficient operation of the heat exchanger.

In engine systems, the heat exchanger is responsible for transferring heat between two or more fluids. The expansion tank, supported by part 4970244, plays a key role in managing the pressure and volume changes within the cooling system. As the engine operates, the coolant heats up and expands. The expansion tank accommodates this increase in volume, preventing excessive pressure build-up that could lead to system failures.

The Expansion Tank Support 4970244 secures the expansion tank in place, ensuring it remains aligned with the heat exchanger and other components. This alignment is vital for maintaining the flow of coolant and the efficiency of heat transfer. Additionally, the support helps in reducing vibrations and movement of the tank, which can otherwise lead to leaks or damage to the connections.

Furthermore, the proper installation of the expansion tank, facilitated by part 4970244, ensures that the coolant system operates within safe pressure limits. This is particularly important in high-performance engines where thermal management is a key factor in engine longevity and efficiency.

Conclusion

In summary, the Expansion Tank Support 4970244 is essential for the reliable and efficient operation of the heat exchanger and the overall cooling system in engine applications. Its role in maintaining optimal coolant levels and pressure, ensuring proper alignment and stability of the expansion tank, and contributing to the longevity and reliability of the engine makes it a critical component in Cummins engines.