3936020
Water Outlet Tube
Cummins®

The Cummins 3936020 Water Outlet Tube is a critical component in the cooling systems of heavy-duty trucks. It facilitates the efficient transfer of coolant from the engine to the radiator, ensuring optimal engine temperature under various driving conditions ¹.

Basic Concepts of Water Outlet Tubes

Water outlet tubes are essential in engine cooling systems, directing coolant flow from the engine to the radiator for cooling before recirculation. This process is vital for dissipating engine heat, preventing overheating, and ensuring engine performance and longevity ².

Purpose of the Cummins 3936020 Water Outlet Tube

The Cummins 3936020 Water Outlet Tube is designed to direct coolant flow from the engine to the radiator in heavy-duty trucks. It ensures a consistent and efficient flow of coolant, helping to regulate engine temperature and prevent overheating, which can reduce efficiency and cause damage ³.

Key Features

This Cummins part is constructed with durable, corrosion-resistant materials, ensuring long-term performance in demanding environments. Its design includes specific connection types for secure and leak-free attachment to the engine and radiator. Enhanced flow dynamics and robust construction contribute to its performance and durability.

Benefits

The Cummins 3936020 Water Outlet Tube offers improved coolant circulation, enhancing engine protection by maintaining optimal operating temperatures. Its design and construction contribute to increased reliability, even in challenging operating conditions, ensuring the engine remains cool and operates efficiently.

Installation and Compatibility

Proper installation of the Water Outlet Tube involves cleaning connection points, inspecting the tube for damage, and using appropriate tools for a proper fit and seal. Following manufacturer guidelines ensures the component functions as intended within the cooling system.

Maintenance and Troubleshooting

Routine maintenance includes regular inspections for wear, corrosion, or leaks. Addressing these issues promptly can prolong the component’s lifespan and maintain cooling system efficiency. Troubleshooting common issues such as leaks, corrosion, and blockages involves identifying the problem source and taking corrective action, which may include cleaning, repairing, or replacing the tube.

Performance Considerations

The Cummins 3936020 Water Outlet Tube contributes to overall engine performance by ensuring efficient coolant circulation. This efficiency helps maintain optimal engine temperature, influencing fuel efficiency and emissions control. By keeping the engine cool, the tube ensures the engine operates within its designed parameters, potentially leading to improved fuel economy and reduced emissions in heavy-duty truck 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 quality, Cummins serves customers in approximately 190 countries and territories. The company’s product offerings span various industries, including automotive, industrial, and power generation, with a strong reputation for reliability and performance.

Water Outlet Tube (Part 3936020) Compatibility with Cummins Engines

The Water Outlet Tube, identified by part number 3936020 and manufactured by Cummins, is a critical component in the cooling system of certain Cummins engines. This part is designed to facilitate the flow of coolant from the engine block to the radiator, ensuring efficient heat dissipation and maintaining optimal engine temperature.

Compatibility with Specific Cummins Engines

The Water Outlet Tube (3936020) is specifically engineered to fit the following Cummins engine models:

• 6C8.3: This engine model benefits from the precise design of the Water Outlet Tube, which ensures a seamless connection between the engine block and the radiator. The fitment is crucial for maintaining the integrity of the cooling system and preventing coolant leaks.

The design of the Water Outlet Tube (3936020) is tailored to meet the specific requirements of these engines, ensuring a reliable and efficient cooling system.

Role of Part 3936020 Water Outlet Tube in Engine Systems

The Water Outlet Tube, identified by part number 3936020, is an essential component in the efficient operation of engine systems, particularly in those that incorporate aftercoolers and plumbing networks. This component is responsible for directing the flow of coolant from the engine to various parts of the system that require temperature regulation.

Integration with Plumbing Systems

In engine systems, the plumbing network is designed to circulate coolant throughout the engine and its associated components. The Water Outlet Tube plays a significant role in this network by ensuring a consistent and reliable flow of coolant. It connects to the engine block and routes the coolant to other critical areas, such as the radiator and the aftercooler. This ensures that all components remain within optimal operating temperatures, enhancing overall engine performance and longevity.

Function in Aftercooler Water Systems

Aftercoolers are devices used in turbocharged engine systems to cool the compressed air before it enters the combustion chamber. The Water Outlet Tube is integral to the aftercooler’s operation by supplying coolant to the aftercooler core. As the compressed air passes through the aftercooler, it is cooled by the coolant circulated through the Water Outlet Tube. This process reduces the air temperature, increasing air density and allowing for more efficient combustion. The cooled air also reduces the risk of detonation, contributing to smoother engine operation and improved fuel efficiency.

Enhanced System Efficiency

The precise routing and consistent flow provided by the Water Outlet Tube contribute to the overall efficiency of the engine system. By maintaining optimal temperatures across various components, the tube helps prevent overheating, which can lead to engine damage and reduced performance. Additionally, the reliable coolant flow ensures that the aftercooler operates effectively, providing the engine with the cool, dense air it needs for peak performance.

Conclusion

The Cummins 3936020 Water Outlet Tube is a vital component in engine systems, particularly those with aftercoolers and complex plumbing networks. Its role in directing coolant flow ensures that all engine components operate within their ideal temperature ranges, contributing to enhanced performance, efficiency, and longevity.