3865173
Thermostat Housing Cover
Cummins®

Introduction

The Cummins 3865173 Thermostat Housing Cover is a component designed for use in heavy-duty trucks. It plays a role in the engine’s cooling system by housing the thermostat, which regulates the engine’s temperature. This part ensures that the engine operates within optimal temperature ranges, contributing to overall engine performance and longevity ¹.

Purpose and Function

The Thermostat Housing Cover encapsulates the thermostat, which controls the flow of coolant into the engine based on its temperature. When the engine is cold, the thermostat remains closed, preventing coolant flow and allowing the engine to warm up quickly. As the engine temperature rises, the thermostat opens, allowing coolant to circulate through the engine, thereby regulating its temperature. The housing cover protects the thermostat and ensures a secure fit within the engine system ².

Key Features

This Cummins part is constructed from durable materials that can withstand the high temperatures and pressures present in heavy-duty truck engines. Its design includes precise fittings and seals to ensure a tight connection with other engine components, minimizing the risk of leaks. The cover is engineered to be robust, providing long-lasting performance even under demanding conditions ³.

Benefits

Using the Cummins 3865173 Thermostat Housing Cover offers several advantages. It contributes to improved engine efficiency by ensuring consistent temperature regulation. This part’s durable construction enhances the engine’s longevity, reducing the need for frequent replacements. Additionally, its reliable performance under various operating conditions makes it a valuable component for maintaining engine health and efficiency.

Installation and Compatibility

Proper installation of the Thermostat Housing Cover involves several steps to ensure a secure fit. It is important to use the appropriate tools and follow manufacturer guidelines to avoid damage to the component or the engine. Ensuring that all connections are tight and seals are intact is crucial for the housing cover to function correctly within the engine system.

Maintenance and Troubleshooting

Regular maintenance of the Thermostat Housing Cover includes inspecting it for signs of wear, leaks, or damage. It is advisable to check the seals and connections periodically to ensure they remain intact. Common issues such as leaks can often be addressed by replacing worn seals or tightening connections. Keeping the housing cover in good condition is key to maintaining the efficiency of the engine’s cooling system.

Common Failures and Solutions

Thermostat housing covers may experience failures such as leaks or cracks over time. These issues can often be traced to wear and tear, improper installation, or exposure to extreme conditions. Addressing these problems typically involves inspecting the cover for damage, replacing any worn seals, or, in more severe cases, replacing the housing cover itself to ensure the engine’s cooling system continues to operate effectively.

Manufacturer Information

Cummins Inc. is a well-established manufacturer with a strong reputation in the automotive and heavy-duty truck industries. The company is known for its commitment to producing high-quality components that meet the demanding requirements of heavy-duty applications. Cummins’ extensive experience and dedication to innovation ensure that their products, including the 3865173 Thermostat Housing Cover, are reliable and perform well under various conditions.

Thermostat Housing Cover for Cummins Engines

The Thermostat Housing Cover, part number 3865173, is a component in the cooling system of certain Cummins engines. This part is designed to fit seamlessly with the engine’s architecture, ensuring efficient thermal management and maintaining optimal engine performance.

N14 Celect Plus

The Thermostat Housing Cover is specifically engineered to fit the N14 Celect Plus engine. This engine is known for its robust design and reliability, often used in heavy-duty applications. The cover plays a role in protecting the thermostat housing from debris and external elements, while also ensuring that the coolant flows efficiently through the engine’s cooling system.

The integration of the Thermostat Housing Cover with the N14 Celect Plus engine is seamless, thanks to its precise fit and high-quality construction. This ensures that the engine maintains its operational efficiency and longevity, providing dependable performance in demanding environments.

Role of Part 3865173 Thermostat Housing Cover in Engine Systems

This part is an integral component in the assembly and operation of engine systems. It is designed to encase and protect the thermostat, which is a temperature-regulated valve that controls the flow of coolant between the engine and the radiator.

When installed, the thermostat housing cover fits snugly over the thermostat, securing it within the thermostat housing. This housing is a critical part of the cooling system, as it not only holds the thermostat in place but also connects to the engine block and the upper radiator hose.

The thermostat top-level assembly housing, which includes the thermostat housing cover, plays a significant role in maintaining the engine’s optimal operating temperature. It ensures that the thermostat functions correctly by providing a sealed environment that prevents coolant leaks.

Conclusion

In summary, the Cummins 3865173 Thermostat Housing Cover is essential for the proper installation and function of the thermostat within the thermostat housing, contributing to the overall efficiency and reliability of the engine’s cooling system.