4922171
Water Outlet Connection
Cummins®

Introduction

The Cummins 4922171 Water Outlet Fitting is a component designed for use in commercial trucks. Its purpose is to facilitate the flow of coolant from the engine to the radiator, playing a role in the engine cooling system. This fitting ensures that the engine operates within optimal temperature ranges, which is important for the longevity and efficiency of the truck’s engine.

Basic Concepts of Water Outlet Fittings

A water outlet fitting is a part of the engine cooling system that allows coolant to exit the engine block and enter the radiator. Its function is to maintain a consistent flow of coolant, which helps in dissipating heat generated by the engine. By ensuring that coolant circulates effectively, the fitting contributes to maintaining optimal engine temperature, which is important for engine performance and durability ¹.

Purpose of the 4922171 Water Outlet Fitting

The 4922171 Water Outlet Fitting is positioned at a key point in the cooling system, where it connects the engine block to the upper radiator hose. This fitting allows coolant to flow from the engine to the radiator, where it is cooled before returning to the engine. Its interaction with other components, such as the thermostat and radiator, ensures that the engine remains at an optimal operating temperature.

Key Features

The 4922171 Water Outlet Fitting is constructed from durable materials that can withstand the high temperatures and pressures of the engine cooling system. Its design includes features that enhance its performance, such as precise threading for a secure connection to the engine block and radiator hose. The fitting’s robust construction ensures longevity and reliability in demanding commercial truck applications.

Benefits

The 4922171 Water Outlet Fitting offers several advantages, including improved cooling efficiency due to its precise design and durable materials. Its reliability reduces the likelihood of coolant leaks, which can lead to engine overheating. Additionally, the fitting’s longevity means that it requires less frequent replacement, contributing to lower maintenance costs over time.

Installation Process

Installing the 4922171 Water Outlet Fitting involves several steps to ensure a secure and proper fit. First, the engine must be cooled, and the old fitting removed. The new fitting should be coated with a compatible sealant to prevent leaks. It is then screwed into place on the engine block, and the upper radiator hose is connected. Tools such as a torque wrench may be required to ensure the fitting is tightened to the manufacturer’s specifications.

Common Issues and Troubleshooting

Typical problems with water outlet fittings include leaks and corrosion. Leaks can often be traced to improper installation or wear and tear on the fitting. Corrosion may occur due to coolant chemistry or environmental factors. Troubleshooting these issues involves inspecting the fitting for signs of damage or wear, ensuring proper installation, and addressing any corrosion with appropriate cleaning agents or replacement if necessary.

Maintenance Tips

Regular maintenance of the 4922171 Water Outlet Fitting involves periodic inspection for signs of wear, corrosion, or leaks. Cleaning the fitting and surrounding areas can prevent buildup that may lead to issues. It is also important to use the correct type of coolant and to follow the manufacturer’s recommendations for coolant change intervals to ensure the fitting and the entire cooling system operate efficiently.

Compatibility and Applications

The 4922171 Water Outlet Fitting is designed for use in specific engine models and truck applications. Its compatibility ensures that it fits securely and functions effectively within the intended cooling system. This fitting is commonly used in various commercial truck models, demonstrating its versatility and widespread application in the industry.

About Cummins

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 commitment to quality, Cummins has established a reputation for reliability and performance in the commercial truck industry. The 4922171 Water Outlet Fitting is a testament to Cummins’ dedication to providing high-quality components that enhance the efficiency and durability of commercial vehicles.

Compatibility with Cummins Engines

The Water Outlet Fitting part number 4922171, manufactured by Cummins, is designed to integrate seamlessly with several of their engine models. This fitting is a component in the engine’s cooling system, facilitating the flow of coolant from the engine block to the radiator.

K19 Engines

For the K19 series engines, the Water Outlet Fitting 4922171 is engineered to fit precisely, ensuring optimal coolant flow and maintaining the engine’s operational temperature.

QSK19 Engines

In the QSK19 engines, the Water Outlet Fitting 4922171 is designed to match the specific requirements of these high-performance engines. The fitting’s design ensures that it can handle the increased thermal load and pressure, providing a reliable seal and preventing coolant leaks.

CM500 Engines

The CM500 engines also benefit from the Water Outlet Fitting 4922171. This part is tailored to fit the unique design of the CM500 engines, ensuring that the coolant flows smoothly and efficiently.

Grouping of Engines

The Water Outlet Fitting 4922171 is compatible with a range of Cummins engines, including the K19, QSK19, and CM500 series. This compatibility is due to the fitting’s standardized design, which allows it to be used across different engine models while maintaining the necessary performance and reliability standards.

Role of Part 4922171 Water Outlet Fitting in Engine Systems

The part 4922171 Water Outlet Fitting is a component in various engine systems, facilitating the efficient transfer and regulation of fluids. Its primary function is to connect and direct the flow of water within the engine’s cooling system, ensuring optimal performance and longevity of the engine components.

In the context of the cooler system, the Water Outlet Fitting plays a role in channeling water from the engine to the cooler. This process helps in dissipating heat generated by the engine, maintaining a stable operating temperature.

When dealing with the torque converter oil system, the Water Outlet Fitting assists in managing the temperature of the torque converter fluid. By integrating with the plumbing system, it allows for the circulation of cooling water around the torque converter, preventing overheating and ensuring smooth operation.

In systems involving an oil cooler that utilizes water for cooling, the Water Outlet Fitting is instrumental. It provides a consistent flow of water to the oil cooler, enhancing the cooling process and protecting the oil from degradation due to excessive heat.

The fitting also interacts with the oil cooler water system, where it ensures that the water used for cooling the oil is efficiently circulated and returned to the engine’s cooling system. This integration helps in maintaining the oil’s viscosity and performance.

In the torque converter cooler system, the Water Outlet Fitting is crucial for directing water to cool the torque converter effectively. This helps in reducing the thermal stress on the converter, leading to improved durability and performance.

Lastly, in the water transfer connection system, the fitting serves as a vital link between various components, ensuring that water is transferred smoothly and efficiently throughout the engine’s cooling network. This consistent water flow is essential for the overall thermal management of the engine.

Conclusion

The Cummins 4922171 Water Outlet Fitting is a critical component in the engine cooling system of commercial trucks. Its design and construction ensure efficient coolant flow, contributing to the engine’s optimal performance and longevity. Regular maintenance and proper installation are key to maximizing the benefits of this fitting, ensuring the reliability and efficiency of the truck’s engine.