3090449
Torque Converter Cooler Housing
Cummins®

The Torque Converter Cooler Housing, identified by part number 3090449, is a component manufactured by Cummins, a well-established name in the automotive industry. This housing plays a significant role in the operation of heavy-duty trucks by managing the temperature of transmission fluid, which is essential for the efficient functioning of the torque converter and overall transmission system.

Basic Concepts of Torque Converter Cooler Housing

Torque converter cooler housings are designed to regulate the temperature of transmission fluid. They achieve this by integrating a cooling system that circulates the fluid through a heat exchanger, typically using the vehicle’s engine coolant or ambient air. This process ensures that the transmission fluid remains within optimal temperature ranges, which is essential for the efficient operation of the torque converter and the longevity of the transmission system ¹.

Function and Operation

The Torque Converter Cooler Housing (3090449) operates by facilitating the flow of transmission fluid through a series of passages and into an external cooler. The fluid, after being heated by the transmission’s operation, is directed into the cooler where it exchanges heat with a cooler medium, such as engine coolant or outside air. This cooled fluid then returns to the transmission, helping to maintain its temperature within specified limits and ensuring smooth and efficient operation ².

Purpose of Torque Converter Cooler Housing Part #3090449

In the context of heavy-duty trucks, this Cummins part serves a specific role in maintaining the optimal performance and longevity of the transmission system. By effectively managing the temperature of the transmission fluid, it contributes to the stable operation of the torque converter, which is responsible for transferring power from the engine to the transmission. This, in turn, supports the overall reliability and efficiency of the vehicle.

Key Features

The Torque Converter Cooler Housing (3090449) is characterized by several notable features. Its construction utilizes durable materials that are resistant to the high temperatures and pressures encountered within the transmission system. The design of the housing is optimized for cooling efficiency, ensuring that the transmission fluid is effectively cooled. Additionally, it is engineered to be compatible with Cummins engines, ensuring seamless integration and performance.

Benefits

The advantages of using this part include improved transmission reliability, as maintaining optimal fluid temperature reduces the risk of overheating and associated damage. Enhanced fuel efficiency can also be observed, as a well-regulated transmission system operates more smoothly and with less friction. Furthermore, the reduced risk of overheating-related issues contributes to the overall longevity and performance of the transmission system ³.

Troubleshooting and Maintenance

Common issues with torque converter cooler housings may include leaks, reduced cooling efficiency, or blockages within the cooling passages. Regular inspection and maintenance, such as checking for leaks, ensuring the cooling passages are clear, and monitoring the condition of the transmission fluid, are recommended practices. These measures help to identify potential problems early and ensure the optimal performance and longevity of the component.

Cummins Overview

Cummins Inc. is a globally recognized leader in the design, manufacture, and distribution of engines and related technologies. With a rich history dating back to its founding, Cummins has built a reputation for producing high-quality components that are trusted by professionals in the automotive industry. The company’s commitment to innovation, quality, and customer satisfaction is evident in its wide range of products, including the Torque Converter Cooler Housing (3090449), designed for heavy-duty applications.

Role of Part 3090449 Torque Converter Cooler Housing in Engine Systems

The Torque Converter Cooler Housing (Part 3090449) is an integral component in the thermal management of engine systems, particularly in ensuring the efficient operation of the torque converter. This housing facilitates the integration of various coolers designed to manage the temperature of critical fluids within the engine system.

Integration with Coolers

1. Engine Oil Cooler: The Torque Converter Cooler Housing is designed to accommodate the Engine Oil Cooler. This setup allows for the regulated flow of engine oil through the cooler, ensuring that the oil remains within optimal temperature ranges. This is essential for maintaining the viscosity of the oil, which directly affects lubrication efficiency and engine performance.

2. Oil Cooler: Similarly, the housing is configured to work with the Oil Cooler. This cooler handles the thermal regulation of general oil circulation within the engine, preventing overheating and potential damage to engine components.

3. Torque Converter Oil Cooler: A specialized application within the housing is the Torque Converter Oil Cooler. This cooler is responsible for managing the temperature of the oil specifically within the torque converter, ensuring smooth and efficient power transmission from the engine to the transmission system.

4. Marine Gear Oil Cooler: In marine applications, the housing can also be fitted with a Marine Gear Oil Cooler. This cooler is vital for maintaining the temperature of the gear oil, which is crucial for the reliable operation of marine gearboxes and propulsion systems.

Functionality within the System

The Torque Converter Cooler Housing acts as a central hub, allowing these various coolers to be mounted and connected efficiently. It ensures that the coolers are securely positioned and that the fluid pathways are correctly aligned. This integration is key to the overall thermal management strategy of the engine, contributing to the longevity and performance of the engine and transmission components.

Torque Converter and Engine Oil Interaction

The housing also plays a role in the interaction between the torque converter and the engine oil system. By housing the coolers, it ensures that the torque converter oil and engine oil are effectively cooled, preventing thermal stress on the converter and associated components. This results in more consistent performance and reduced wear on the torque converter.

Conclusion

In summary, the Torque Converter Cooler Housing (Part 3090449) is a vital component in the thermal management of engine systems, facilitating the efficient operation of various coolers that regulate the temperature of engine oil, torque converter oil, and marine gear oil. Its role in integrating these coolers ensures optimal performance and longevity of the engine and transmission components.