5260983
Water Inlet Connection
Cummins®

Introduction

The Water Inlet Connection (Part #5260983) by Cummins is a component designed for use in heavy-duty truck engines. Its purpose is to facilitate the entry of coolant into the engine’s cooling system. This part ensures the efficient circulation of coolant, which is vital for maintaining optimal engine temperature and performance.

Basic Concepts of Water Inlet Connection

Water inlet connections in engine cooling systems are designed to allow coolant to enter the engine block. These connections are essential for the proper functioning of the cooling system, as they enable the coolant to flow through the engine’s passages, absorbing heat generated during operation. The coolant then travels to the radiator, where it releases this heat before returning to the engine, thus maintaining a stable operating temperature ¹.

Purpose and Function

The Water Inlet Connection plays a role in the operation of a truck engine by serving as the entry point for coolant into the engine block. It is involved in the coolant circulation process, ensuring that coolant flows efficiently through the engine’s cooling passages. This circulation helps in dissipating heat away from critical engine components, thereby preventing overheating and potential damage.

Key Features

The Water Inlet Connection is characterized by several design elements that enhance its functionality. It is typically made from durable materials that can withstand the high temperatures and pressures within the engine cooling system. The connection type is designed to ensure a secure fit, preventing leaks that could compromise coolant flow. Additionally, it may feature unique attributes such as integrated gaskets or o-rings to enhance sealing capabilities.

Benefits

The Water Inlet Connection offers several advantages. It contributes to improved coolant flow, which enhances the efficiency of the engine cooling system. This, in turn, helps maintain optimal engine temperature, which can contribute to engine longevity by reducing the risk of overheating-related damage. Additionally, the secure connection it provides helps prevent coolant leaks, ensuring consistent coolant levels and system performance.

Installation and Compatibility

Proper installation of the Water Inlet Connection is important for ensuring its effectiveness. It should be installed according to the manufacturer’s guidelines to ensure a secure fit and proper sealing. Compatibility with Cummins engines is typically ensured through design and material specifications that meet the rigorous demands of heavy-duty applications.

Maintenance and Troubleshooting

Routine maintenance of the Water Inlet Connection involves inspecting it for signs of wear, corrosion, or leaks. Regular checks can help identify issues before they lead to more significant problems. Troubleshooting common issues may involve tightening connections, replacing gaskets or o-rings, or, in some cases, replacing the connection itself if damage is detected.

Common Issues and Solutions

Frequent problems associated with Water Inlet Connections include leaks and corrosion. Leaks can often be addressed by tightening the connection or replacing worn gaskets. Corrosion may require more extensive cleaning or, in severe cases, replacement of the connection. Preventive measures include regular inspections and maintenance to catch issues early.

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 is known for its innovative solutions and commitment to quality. The company offers a wide range of products for various industries, including automotive, construction, and power generation, and is recognized for its reliability and performance in demanding applications.

Cummins Engine Compatibility with Water Inlet Connection Part 5260983

The Cummins Water Inlet Connection part 5260983 is designed to fit a variety of Cummins engines, ensuring a secure and efficient water flow into the engine’s cooling system. Here’s a detailed look at the compatibility of this part with different engine models:

B6.7 Series Engines

• B6.7 CM2670 B153B
• B6.7 CM2670 B164C

The B6.7 series engines, specifically the B6.7 CM2670 B153B and B6.7 CM2670 B164C, are compatible with the part 5260983. This part ensures that the water inlet connection is properly aligned and sealed, facilitating optimal cooling performance.

ISB/ISD Series Engines

• ISB/ISD4.5 CM2150 B119
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

The ISB/ISD series engines, including the ISB/ISD4.5 CM2150 B119, ISB6.7 CM2250, ISB6.7 CM2350 B101, and ISB6.7 G CM2180 B118, also support the use of the part 5260983. This compatibility ensures that the water inlet connection is robust and reliable, maintaining the integrity of the cooling system.

QSB Series Engines

• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

The QSB series engines, such as the QSB6.7 CM2250, QSB6.7 CM2350 B105, QSB6.7 CM850 (CM2850), and QSB7 CM2880 B117, are also compatible with the part 5260983. This part is engineered to fit seamlessly with these engines, ensuring that the water inlet connection is properly integrated into the engine’s design.

By ensuring that the part 5260983 fits these various engines, Cummins maintains a high standard of compatibility and reliability, providing users with a dependable water inlet connection solution.

Understanding the Role of Part 5260983 Water Inlet Connection in Engine Systems

The part 5260983 Water Inlet Connection is an essential component in various engine systems, facilitating the smooth operation of the cooling system. This component is responsible for directing the flow of coolant into the engine block, ensuring that the engine maintains optimal operating temperatures.

Integration with Engine Components

1. Engine Block: The Water Inlet Connection interfaces directly with the engine block, providing a secure pathway for coolant to enter. This connection ensures that the coolant is evenly distributed throughout the engine’s cylinders and passages, promoting consistent cooling.

2. Thermostat Housing: Often, the Water Inlet Connection is part of the thermostat housing assembly. This integration allows for precise control over the coolant flow, as the thermostat regulates the temperature by opening and closing to allow coolant to circulate as needed.

3. Coolant Hoses: The connection point for coolant hoses is typically integrated into the Water Inlet Connection. These hoses transport coolant from the radiator to the engine and back, creating a continuous cooling loop. The secure fitting provided by the Water Inlet Connection prevents leaks and ensures efficient coolant flow.

4. Water Pump: The Water Inlet Connection works in tandem with the water pump, which circulates coolant through the engine. The connection ensures that the coolant enters the engine block at the correct point, enhancing the effectiveness of the water pump’s circulation.

5. Radiator: Although the radiator itself does not directly connect to the Water Inlet Connection, the efficient flow of coolant from the inlet connection to the engine block and back to the radiator is vital for the radiator’s function in dissipating heat.

6. Cooling System Sensors: Modern engines often include temperature sensors near the Water Inlet Connection to monitor coolant temperature. Accurate readings from these sensors are dependent on the consistent flow of coolant, which the Water Inlet Connection helps maintain.

By ensuring a reliable and consistent flow of coolant into the engine, the Part 5260983 Water Inlet Connection plays a significant role in the overall efficiency and longevity of the engine’s cooling system.

Conclusion

The Water Inlet Connection (Part #5260983) by Cummins is a critical component in the cooling systems of heavy-duty truck engines. It ensures efficient coolant circulation, which is essential for maintaining optimal engine temperature and performance. Proper installation, regular maintenance, and understanding its integration with other engine components are key to maximizing the benefits of this Cummins part.