2879150
Radiator
Cummins®

The Cummins 2879150 Radiator is a critical component in the engine cooling system of commercial trucks. Its purpose is to dissipate heat generated by the engine, ensuring that the engine operates within optimal temperature ranges. This is significant for maintaining the efficiency and longevity of the truck’s engine ¹.

Basic Concepts of Radiators

Radiators function within an engine cooling system by transferring heat from the engine coolant to the surrounding air. Coolant, a mixture of water and antifreeze, absorbs heat as it circulates through the engine. The radiator then releases this heat into the air, allowing the coolant to return to the engine at a lower temperature. Maintaining optimal engine temperature is essential for efficient engine operation and preventing overheating ².

Purpose of the 2879150 Radiator

The Cummins 2879150 Radiator plays a specific role in the operation of a truck by dissipating heat from the engine. This ensures that the engine maintains efficient performance and does not overheat. By regulating engine temperature, the radiator contributes to the overall reliability and durability of the truck’s engine ³.

Key Features

The Cummins 2879150 Radiator is designed with several key features that enhance its performance and durability. These include a robust construction using high-quality materials, an efficient core design for optimal heat dissipation, and unique characteristics such as corrosion-resistant coatings. These features contribute to the radiator’s ability to withstand the demanding conditions of commercial truck operation ⁴.

Benefits

The Cummins 2879150 Radiator offers several benefits, including improved engine efficiency through effective heat management, enhanced durability due to its robust construction, and reliable performance under various operating conditions. These benefits contribute to the overall performance and longevity of the truck’s engine ⁴.

Installation and Compatibility

Proper installation of the Cummins 2879150 Radiator is important for ensuring its fitment and functionality within a truck’s cooling system. Specific requirements and considerations may include aligning the radiator with the truck’s existing cooling system components and ensuring secure mounting. Following manufacturer guidelines during installation helps maintain the radiator’s performance and longevity ⁴.

Troubleshooting and Maintenance

Common issues related to the Cummins 2879150 Radiator may include leaks, blockages, or reduced cooling efficiency. Troubleshooting these issues involves inspecting the radiator for visible damage, checking coolant levels, and ensuring proper airflow through the radiator. Regular maintenance, such as flushing the cooling system and inspecting for corrosion, can help prolong the lifespan of the radiator and ensure optimal performance ⁴.

Performance in Various Conditions

The Cummins 2879150 Radiator is designed to perform reliably under different operating conditions, including extreme temperatures, heavy loads, or prolonged use. Its effectiveness in maintaining engine temperature within specified parameters contributes to the overall reliability and efficiency of the truck’s engine ⁴.

Cummins Overview

Cummins Inc. is a reputable manufacturer known for producing high-quality automotive components. With a history of innovation and commitment to excellence, Cummins has established itself as a leader in the industry, providing reliable and durable parts for commercial vehicles ⁴.

Radiator Part 2879150 Compatibility with Cummins Engines

The Radiator part number 2879150, manufactured by Cummins, is designed to fit seamlessly with several Cummins engine models. This radiator is engineered to provide optimal cooling performance, ensuring the engine operates within its ideal temperature range. Here are the specific engines and engine groups where this radiator is compatible:

NH/NT 855 Engines

The Radiator part 2879150 is specifically engineered to fit the NH/NT 855 engines. These engines are part of the Cummins lineup known for their robust performance and reliability. The radiator’s design ensures efficient heat dissipation, which is crucial for maintaining the engine’s longevity and performance ⁴.

Integration with Cummins Engines

When integrating the Radiator part 2879150 with Cummins engines, it is essential to ensure that the radiator’s mounting points, hose connections, and overall dimensions align perfectly with the engine’s specifications. This compatibility is achieved through meticulous engineering and adherence to strict manufacturing standards, ensuring that the radiator fits snugly and functions optimally within the engine’s cooling system ⁴.

The radiator’s placement and integration are critical for effective engine cooling. Proper installation ensures that the coolant flows efficiently through the radiator, absorbing heat from the engine and dissipating it into the surrounding air. This process is vital for preventing engine overheating and maintaining consistent performance ⁴.

Engine Groups

The Radiator part 2879150 is compatible with various engine groups within the Cummins NH/NT 855 series. This compatibility extends to engines used in different applications, including industrial, agricultural, and construction machinery. The radiator’s design is versatile, accommodating the unique cooling requirements of each engine group while ensuring reliable performance across diverse operating conditions ⁴.

Role of Part 2879150 Radiator in Engine Systems

The radiator, identified by part number 2879150, is an integral component in the thermal management system of an engine. It works in conjunction with several other components to maintain optimal operating temperatures, ensuring efficiency and longevity of the engine ⁴.

Interaction with the Cooling System

The radiator is a key player in the engine’s cooling system. It receives hot coolant from the engine via the upper radiator hose. As the coolant flows through the radiator’s fins and tubes, it dissipates heat to the surrounding air, which is facilitated by the airflow generated either naturally or by the vehicle’s cooling fan. The now-cooled coolant returns to the engine through the lower radiator hose, ready to absorb more heat ⁴.

Relationship with the Water Pump

The water pump plays a vital role in circulating the coolant throughout the engine and the radiator. It ensures a consistent flow of coolant, which is essential for effective heat exchange. The pump is typically driven by a belt connected to the engine’s crankshaft, providing the necessary force to move the coolant ⁴.

Connection to the Thermostat

The thermostat is positioned between the engine and the radiator. It regulates the flow of coolant based on the engine’s temperature. When the engine is cold, the thermostat remains closed, directing the coolant through a bypass back to the engine. As the engine warms up, the thermostat opens, allowing coolant to flow into the radiator for cooling ⁴.

Role in Pressure Regulation

The radiator cap maintains the pressure within the cooling system. It prevents the coolant from boiling over by sealing the system and allowing excess pressure to escape when necessary. This pressure regulation is essential for efficient heat transfer and prevents coolant loss ⁴.

Contribution to the Overflow Tank

The overflow tank, or expansion tank, is connected to the radiator and serves as a reservoir for excess coolant. As the engine heats up, the coolant expands and may overflow into this tank. When the engine cools down, the coolant contracts, and the overflow tank allows coolant to return to the radiator, maintaining the system’s fluid levels ⁴.

Synergy with the Cooling Fan

In many engine systems, a cooling fan is employed to enhance airflow across the radiator, especially at low speeds or when the vehicle is stationary. This fan ensures that the radiator can effectively dissipate heat even when natural airflow is insufficient ⁴.

Impact on the Heat Exchanger

In some engine configurations, the radiator also functions as a heat exchanger for other systems, such as the transmission or power steering. It helps regulate the temperature of these systems by transferring heat from their fluid lines to the coolant, which is then dissipated into the air ⁴.

Conclusion

In summary, the radiator (part 2879150) is a fundamental component that interacts with various parts of the engine system to ensure efficient thermal management. Its role in dissipating heat and maintaining optimal operating temperatures is essential for the overall performance and durability of the engine ⁴.