3085891
Water Inlet Connection
Cummins®

Introduction

The Water Inlet Fitting 3085891 is a component designed by Cummins for use in the engine cooling systems of heavy-duty trucks. Its purpose is to facilitate the efficient flow of coolant into the engine, thereby contributing to the overall cooling process that maintains optimal engine temperature and performance ³.

Basic Concepts of Water Inlet Fittings

A water inlet fitting is a part of the cooling system that allows coolant to enter the engine block. It is typically connected to the radiator and the engine via hoses. The fitting ensures that coolant is distributed evenly throughout the engine, absorbing heat and transferring it away from critical components. This process is vital for preventing engine overheating and ensuring consistent performance under various operating conditions ².

Purpose of the 3085891 Water Inlet Fitting

The 3085891 Water Inlet Fitting is specifically designed to direct coolant flow into the engine block of heavy-duty trucks. By ensuring a steady and regulated flow of coolant, it plays a role in the engine cooling system by maintaining the engine’s temperature within a safe operating range. This helps in preserving the integrity of engine components and enhancing overall engine efficiency ³.

Key Features

The 3085891 Water Inlet Fitting is constructed from durable materials that can withstand the high temperatures and pressures within an engine cooling system. Its design includes precise fittings and connections that ensure a secure and leak-free installation. Additionally, the fitting may feature unique attributes such as enhanced sealing mechanisms or corrosion-resistant coatings that contribute to its performance and longevity ¹.

Benefits

The 3085891 Water Inlet Fitting offers several benefits, including improved coolant flow which leads to more efficient engine cooling. This can result in better engine performance and potentially extend the engine’s lifespan by reducing thermal stress on components. The fitting’s design also contributes to a more reliable cooling system, which is crucial for the demanding conditions faced by heavy-duty trucks ³.

Installation Process

Installing the 3085891 Water Inlet Fitting requires careful attention to ensure a proper fit and function. Preparatory steps include cleaning the installation area and inspecting the fitting for any damage. The necessary tools may include wrenches and sealants. Best practices involve following the manufacturer’s instructions for torque specifications and ensuring all connections are tight and secure to prevent leaks ².

Troubleshooting Common Issues

Common problems with water inlet fittings can include leaks or blockages. To address these issues, one should first inspect the fitting and connections for signs of wear or damage. If a leak is detected, the fitting may need to be resealed or replaced. Blockages can often be resolved by cleaning the fitting and ensuring that all passages are clear ¹.

Maintenance Tips

Regular maintenance of the 3085891 Water Inlet Fitting is important for ensuring its continued performance. This includes periodic inspections for signs of wear or corrosion, cleaning the fitting as needed, and replacing it if any damage is found. Adhering to recommended inspection intervals can help in identifying issues before they lead to more significant problems ³.

Compatibility and Application

The 3085891 Water Inlet Fitting is designed for specific engines and truck models. It is important to verify compatibility to ensure optimal performance and fit. Application notes provided by the manufacturer can offer guidance on the correct use of this fitting within the intended systems ².

Cummins: A Brief 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 broad product range, Cummins is well-regarded in the heavy-duty truck industry for its reliable and high-performance components. The company’s commitment to quality and customer satisfaction has established it as a trusted name in the field ³.

Water Inlet Fitting 3085891 Compatibility with Cummins Engines

The Water Inlet Fitting part number 3085891, manufactured by Cummins, is designed to integrate seamlessly with a range of Cummins engines. This part is crucial for the proper functioning of the engine’s cooling system, ensuring efficient water flow and temperature regulation.

K19 and KTA19GC CM558 Engines

The K19 and KTA19GC CM558 engines are part of Cummins’ lineup of industrial and marine engines. The Water Inlet Fitting 3085891 is specifically engineered to fit these engines, providing a reliable connection point for the water inlet hose. This ensures that the cooling system operates effectively, maintaining optimal engine temperatures and preventing overheating.

QSK19 CM2350 K114 and QSK19 CM500 Engines

The QSK19 CM2350 K114 and QSK19 CM500 engines are high-performance models used in various applications, including power generation and marine propulsion. The Water Inlet Fitting 3085891 is compatible with these engines, ensuring a secure and leak-free connection for the water inlet. This compatibility is crucial for maintaining the efficiency and longevity of the cooling system in these demanding environments.

QSK19 CM850 MCRS Engine

The QSK19 CM850 MCRS engine is a robust and reliable model often used in heavy-duty applications. The Water Inlet Fitting 3085891 is designed to fit this engine, providing a critical component for the cooling system. This fitting ensures that water flows smoothly into the engine, helping to dissipate heat and maintain optimal operating temperatures.

By ensuring compatibility with these engines, the Water Inlet Fitting 3085891 plays a vital role in the overall performance and reliability of Cummins engines across various applications.

Role of Part 3085891 Water Inlet Fitting in Engine Systems

The part 3085891 Water Inlet Fitting is an essential component in the cooling systems of various engine setups. Its primary 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. Connection to the Engine Block: The Water Inlet Fitting is strategically positioned to connect directly to the engine block. This connection allows for a seamless flow of coolant from the fitting into the engine’s water jackets. The fitting’s design ensures a secure and leak-proof seal, which is vital for the integrity of the cooling system.

2. Interface with the Water Pump: In many engine configurations, the Water Inlet Fitting is directly linked to the water pump. This connection enables the pump to draw coolant from the reservoir and circulate it through the engine. The fitting acts as a transition point, guiding the coolant flow from the pump into the engine block.

3. Role in Thermostat Housing: Often, the Water Inlet Fitting is incorporated into the thermostat housing. This integration allows for precise control over the coolant flow, depending on the engine’s temperature. The fitting ensures that coolant is directed appropriately, either bypassing the thermostat when cold or flowing through it when the engine reaches operating temperature.

4. Connection to Radiator Hoses: The fitting also serves as a connection point for the radiator hoses. These hoses transport coolant between the engine and the radiator, where it is cooled before returning to the engine. The Water Inlet Fitting’s design accommodates these hoses, ensuring a stable and efficient coolant circulation loop.

5. Integration with Sensor Ports: In modern engine systems, the Water Inlet Fitting may include ports for temperature sensors. These sensors monitor the coolant temperature and provide data to the engine control unit (ECU). The fitting’s design allows for easy installation and accurate readings, contributing to the overall efficiency and performance of the engine.

By understanding the role of the Water Inlet Fitting in these various components, engineers and mechanics can better appreciate its significance in maintaining engine health and performance.

Conclusion

The Water Inlet Fitting 3085891 by Cummins is a critical component in the cooling systems of heavy-duty engines. Its design and features ensure efficient coolant flow, maintaining optimal engine temperatures and enhancing overall engine performance. Proper installation, regular maintenance, and understanding its integration with other engine components are essential for maximizing the benefits of this fitting.