3647120
Water Pump Support
Cummins®

Introduction

The Cummins 3647120 Water Pump Support is a component designed for use in the engine cooling systems of commercial trucks. Its purpose is to provide a secure mounting point for the water pump, ensuring efficient operation of the cooling system. This part plays a role in maintaining the structural integrity and alignment of the water pump within the engine assembly.

Purpose and Function

The 3647120 facilitates the mounting and operation of the water pump in a truck’s engine cooling system. It ensures that the water pump is correctly positioned to circulate coolant through the engine, which is vital for dissipating heat and maintaining optimal operating temperatures. The support also helps to absorb vibrations and stresses that the water pump may encounter during operation, contributing to the stability and longevity of the cooling system ¹.

Key Features

The primary features of the 3647120 include its robust material construction, typically made from high-strength materials to withstand the rigors of heavy-duty applications. The design incorporates precise mounting points and alignment features to ensure the water pump is securely fastened and operates within the specified parameters. Additionally, the support may include features that enhance heat dissipation and reduce the risk of thermal expansion affecting the pump’s performance ².

Benefits

The advantages provided by the 3647120 include improved engine cooling efficiency due to the secure and precise mounting of the water pump. Its durable construction enhances the reliability of the cooling system, particularly in heavy-duty applications where the engine is subjected to high loads and temperatures. The support contributes to the overall stability and performance of the engine cooling system, ensuring consistent coolant flow and temperature regulation ³.

Installation and Compatibility

Proper installation of the 3647120 involves following manufacturer guidelines to ensure the water pump is correctly mounted and aligned. This may require specific tools and, in some cases, additional components to complete the installation. Compatibility with various engine models and truck makes is an important consideration, and it is advisable to consult the manufacturer’s specifications to ensure the support is suitable for the intended application.

Maintenance and Troubleshooting

Routine maintenance practices for the 3647120 include regular inspections for signs of wear, corrosion, or damage. Ensuring that all mounting points are secure and that there are no leaks in the cooling system is crucial for maintaining optimal performance. Common issues that may arise include misalignment of the water pump or damage to the support, which can be addressed by realigning the pump or replacing the support as necessary.

Performance in Heavy-Duty Applications

The 3647120 is designed to perform under the demanding conditions typical of heavy-duty truck operations. Its resilience to high temperatures and mechanical stress ensures that the water pump remains securely mounted and operates efficiently, even in the most challenging environments. The support’s ability to withstand these conditions contributes to the reliability and durability of the engine cooling system in heavy-duty applications.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a strong reputation in the commercial truck industry, Cummins is committed to delivering high-quality engine components that meet the needs of demanding applications. The company’s focus on quality and innovation is evident in the design and performance of components like the 3647120, which are engineered to provide reliable and efficient operation in commercial truck engines.

Compatibility with Cummins Engines

The Water Pump Support part 3647120, manufactured by Cummins, is designed to fit a range of Cummins engines. This part is crucial for maintaining the integrity and functionality of the engine’s cooling system. Here is a detailed look at its compatibility across various engine models:

QSK45 CM500 and QSK60 CM500

The Water Pump Support part 3647120 is compatible with both the QSK45 CM500 and QSK60 CM500 engines. These engines are part of Cummins’ QSK series, known for their robust performance and reliability in heavy-duty applications. The part ensures that the water pump remains securely mounted, facilitating efficient coolant circulation and preventing leaks.

QSK60 CM850 MCRS and QSK60 G CM2358 K110

The same part number, 3647120, is also suitable for the QSK60 CM850 MCRS and QSK60 G CM2358 K110 engines. These engines are part of the QSK60 series, which is designed for applications requiring high power output and durability. The water pump support in these engines plays a critical role in maintaining the cooling system’s efficiency, ensuring that the engine operates within its optimal temperature range.

QSK60G

The QSK60G engine is another model that benefits from the Water Pump Support part 3647120. This engine is known for its versatility and performance in various industrial applications. The water pump support ensures that the pump operates smoothly, contributing to the engine’s longevity and reliability.

QSK78 CM500

Lastly, the QSK78 CM500 engine is also compatible with the Water Pump Support part 3647120. This engine is part of the QSK series, designed for heavy-duty applications where reliability and performance are paramount. The water pump support in this engine is essential for maintaining the cooling system’s integrity, ensuring that the engine runs efficiently and reliably.

Role of Part 3647120 in Engine Systems

The 3647120 is an essential component in the assembly and functionality of the water pump arrangement within various engine systems. This support structure is integral to maintaining the proper alignment and stability of the water pump, which is responsible for circulating coolant throughout the engine to regulate temperature.

In the water pump arrangement, the 3647120 ensures that the water pump is securely mounted to the engine block or cylinder head. This secure mounting is necessary to withstand the vibrations and operational stresses that occur during engine operation. The support also aids in the precise positioning of the water pump impeller, which is vital for efficient coolant flow.

Furthermore, the 3647120 plays a role in facilitating the connection between the water pump and the engine’s cooling system components, such as hoses and the thermostat housing. This connection is critical for maintaining a sealed and efficient coolant pathway, preventing leaks and ensuring consistent coolant circulation.

Additionally, the support component contributes to the overall structural integrity of the water pump arrangement. It helps distribute the mechanical loads exerted on the water pump, reducing the risk of component failure under operational stress. This is particularly important in high-performance or high-stress engine environments where reliability and durability are paramount.

Conclusion

In summary, the 3647120 Water Pump Support is a key element in the water pump arrangement, ensuring proper alignment, stability, and connection within the engine’s cooling system. Its role in maintaining the integrity and efficiency of the water pump is fundamental to the overall performance and longevity of the engine.