3979119
Water Inlet Connection
Cummins®

The Water Inlet Connection Assembly, part number 3979119, manufactured by Cummins, is designed to facilitate the efficient operation of heavy-duty trucks. This assembly is integral to the engine cooling system, ensuring that the engine maintains optimal operating temperatures under various conditions. Cummins is renowned for its commitment to producing high-quality components that enhance vehicle performance and reliability.

Basic Concepts of Water Inlet Connection Assembly

The Water Inlet Connection Assembly operates on the fundamental principle of regulating coolant flow into the engine. It is a part of the engine cooling system, designed to maintain the engine’s temperature within a specified range. By ensuring a consistent flow of coolant, the assembly helps prevent overheating, which can lead to engine damage and reduced efficiency. The assembly connects the coolant supply to the engine block, allowing for the circulation of coolant through the engine’s passages.

Purpose and Function

The Water Inlet Connection Assembly plays a role in the operation of a truck by facilitating the flow of coolant into the engine. Its function is to ensure that coolant is evenly distributed throughout the engine, maintaining efficient cooling. This is achieved through a precise design that allows for optimal coolant flow, reducing the risk of hotspots and ensuring that the engine operates within its designed temperature parameters.

Key Features

The Water Inlet Connection Assembly is characterized by several key features that enhance its performance and durability. Its design is engineered to withstand the high pressures and temperatures associated with heavy-duty truck engines. The assembly is constructed from high-quality materials that offer resistance to corrosion and wear, ensuring long-term reliability. Additionally, the assembly may include features such as integrated gaskets or seals, which simplify installation and reduce the risk of leaks.

Benefits

The use of the Water Inlet Connection Assembly offers several benefits. It contributes to improved engine cooling efficiency, which is vital for maintaining engine performance and longevity. By ensuring consistent coolant flow, the assembly helps reduce the risk of overheating, which can lead to engine damage. Furthermore, the assembly’s design and materials contribute to its durability, providing long-term reliability and reducing the need for frequent replacements.

Installation and Compatibility

Proper installation of the Water Inlet Connection Assembly is crucial for ensuring its effectiveness and longevity. Installation procedures should follow manufacturer guidelines to ensure a secure and leak-free connection. Compatibility with various truck models and engine types is an important consideration, as the assembly must fit precisely within the engine cooling system to function correctly.

Maintenance and Troubleshooting

Maintaining the Water Inlet Connection Assembly is key to ensuring its optimal performance and longevity. Regular inspections for signs of wear, corrosion, or leaks are recommended. Common issues that may arise include leaks at the connection points or reduced coolant flow due to blockages. Troubleshooting these issues may involve checking for proper installation, inspecting gaskets and seals for damage, and ensuring that the coolant passages are clear of debris.

Cummins Overview

Cummins Inc. is a leading manufacturer of diesel engines, known for its high-quality automotive components. With a rich history in the industry, Cummins has built a reputation for innovation, reliability, and performance. The company’s commitment to manufacturing excellence is evident in its wide range of products, which are designed to meet the demanding requirements of heavy-duty applications. Cummins’ focus on quality and customer satisfaction has made it a trusted name among professionals in the automotive and trucking industries.

Water Inlet Connection Assembly (Part 3979119) Compatibility with Cummins Engines

The Water Inlet Connection Assembly, part number 3979119, is a component for the proper functioning of several Cummins engine models. This part is designed to facilitate the flow of water into the engine’s cooling system, ensuring efficient heat dissipation and maintaining optimal operating temperatures.

ISB/ISD4.5 CM2150 B119

The ISB/ISD4.5 CM2150 B119 engine benefits from the Water Inlet Connection Assembly, which is integral to its cooling system. This part ensures that water is correctly directed into the engine, aiding in the removal of excess heat and preventing overheating.

ISB/ISD6.7 CM2150 SN

Similarly, the ISB/ISD6.7 CM2150 SN engine relies on the Water Inlet Connection Assembly to maintain its cooling system’s integrity. This component is essential for the efficient transfer of water, which is crucial for the engine’s performance and longevity.

ISBE CM2150

The ISBE CM2150 engine also incorporates the Water Inlet Connection Assembly. This part is vital for the engine’s cooling system, ensuring that water is properly channeled into the engine to dissipate heat effectively.

ISBE CM800 and ISBE4 CM850

The ISBE CM800 and ISBE4 CM850 engines share a similar design in their cooling systems, where the Water Inlet Connection Assembly plays a role. This part ensures that water is correctly directed into the engine, maintaining the necessary cooling and preventing overheating.

In summary, the Water Inlet Connection Assembly is a key component for the cooling systems of the ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150, ISBE CM800, and ISBE4 CM850 engines. Its proper installation and maintenance are essential for the engines’ efficient operation and longevity.

Role of Part 3979119 Water Inlet Connection Assembly in Engine Systems

The Water Inlet Connection Assembly, identified by part number 3979119, is an integral component in the cooling system of various engine setups. Its function is to facilitate the entry of coolant into the engine block, ensuring efficient heat dissipation and maintaining optimal operating temperatures.

Integration with Engine Components

1. Engine Block: The assembly connects directly to the engine block, providing a secure pathway for coolant to enter. This connection is vital for the uniform distribution of coolant throughout the engine’s cylinders and passages.

2. Coolant Hoses: It interfaces with the coolant hoses, which transport coolant from the radiator to the engine. The assembly ensures a leak-free connection, preventing coolant loss and maintaining system pressure.

3. Thermostat Housing: Often, the Water Inlet Connection Assembly is part of the thermostat housing. This allows for precise control over coolant flow, depending on the engine’s temperature. The assembly helps in directing coolant flow either directly to the engine or bypassing it through the thermostat.

4. Water Pump: The assembly works in conjunction with the water pump, which circulates coolant through the engine. A well-sealed connection ensures that the pump can maintain consistent coolant flow without interruptions.

5. Radiator: By connecting to the radiator via hoses, the assembly plays a role in the continuous cycle of coolant being cooled in the radiator and then recirculated back into the engine.

6. Heater Core: In systems where the engine’s coolant also services the vehicle’s heating system, the assembly ensures that coolant can be directed to the heater core as needed, contributing to passenger comfort.

7. Pressure Relief Mechanisms: The assembly may also incorporate or connect to pressure relief mechanisms, such as a bleeder valve, to allow for safe release of excess pressure within the cooling system.

In summary, the Water Inlet Connection Assembly is a keystone in the engine’s cooling system, ensuring that coolant is efficiently delivered to where it’s needed most. Its reliable operation is essential for the longevity and performance of the engine.

Conclusion

The Water Inlet Connection Assembly, part number 3979119, is a critical component in the cooling systems of various Cummins engines, including the ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150, ISBE CM800, and ISBE4 CM850. Its role in facilitating efficient coolant flow is essential for maintaining optimal engine temperatures, preventing overheating, and ensuring the longevity and performance of the engine. Proper installation, maintenance, and understanding of its integration with other engine components are crucial for the effective operation of this Cummins part.