3085793
Thermostat Housing
Cummins®

Introduction

The Cummins 3085793 Thermostat Housing is a component designed for use in the engine cooling systems of heavy-duty trucks. Its primary role is to house the thermostat, which regulates the flow of coolant through the engine to maintain optimal operating temperatures. This ensures efficient engine performance and protects the engine from overheating.

Basic Concepts of Thermostat Housing

A thermostat housing is a part of the engine cooling system that encases the thermostat. It facilitates the thermostat’s function by providing a secure environment for it to operate within. The housing connects to the engine block and coolant passages, allowing coolant to flow in and out as needed. The thermostat, located inside the housing, opens and closes to control the coolant flow based on the engine’s temperature, ensuring that the engine operates within a specified temperature range ¹.

Purpose of the Cummins 3085793 Thermostat Housing

This Cummins part plays a significant role in the operation of a truck by maintaining optimal engine temperature. It ensures that the engine reaches its operating temperature quickly and maintains it throughout various driving conditions. This regulation is vital for efficient engine performance, fuel economy, and emission control. Additionally, by preventing the engine from overheating, the housing contributes to the engine’s longevity and reliability ².

Key Features

The Cummins 3085793 Thermostat Housing is characterized by its durable construction and precise engineering. It is designed to withstand the demanding conditions of heavy-duty truck operations. The housing is compatible with specific Cummins engines, ensuring a perfect fit and reliable performance. Its design incorporates features that enhance its durability and efficiency, such as robust materials and precise manufacturing processes.

Benefits

Utilizing the Cummins 3085793 Thermostat Housing offers several benefits. It contributes to improved engine efficiency by ensuring optimal temperature regulation. The housing’s durable construction enhances the engine’s longevity, while its reliable performance under demanding conditions ensures consistent engine operation. Additionally, the precise engineering of the housing aids in maintaining the engine’s overall health and efficiency.

Installation and Compatibility

Proper installation of the Cummins 3085793 Thermostat Housing is crucial for its effective operation. It is designed to be compatible with specific Cummins engine models, ensuring a seamless fit. Installation may require preparatory steps such as cleaning the mating surfaces and applying a gasket to ensure a proper seal. Following the manufacturer’s guidelines for installation will help ensure the housing functions correctly and contributes to the engine’s efficient operation.

Troubleshooting and Maintenance

Common issues with the Cummins 3085793 Thermostat Housing may include leaks, thermostat malfunctions, or corrosion. Regular inspection and maintenance can help identify and address these issues before they lead to more significant problems. Troubleshooting steps may involve checking for proper installation, inspecting the gasket and seals for wear, and ensuring the thermostat operates correctly. Maintenance practices, such as regular cleaning and inspection, can help ensure the housing’s optimal performance and longevity.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the automotive industry, Cummins is committed to producing high-quality engine components. The Cummins 3085793 Thermostat Housing is a testament to this commitment, offering reliable performance and durability for heavy-duty truck engines.

Compatibility with Cummins Engines

The Thermostat Housing part 3085793, manufactured by Cummins, is designed to fit seamlessly with several of their engine models. This component is crucial for maintaining the engine’s optimal temperature by regulating the flow of coolant. Below is a detailed overview of its compatibility with specific Cummins engines.

K19, KTA19GC CM558, and QSK19 CM500 Engines

The Thermostat Housing part 3085793 is specifically engineered to fit the K19, KTA19GC CM558, and QSK19 CM500 engines. These engines are known for their robust performance and reliability, often used in heavy-duty applications such as construction equipment and agricultural machinery. The housing ensures that the coolant flows efficiently, preventing overheating and maintaining the engine’s efficiency.

QSK19G Engine

Similarly, the QSK19G engine is also compatible with the Thermostat Housing part 3085793. This engine is part of Cummins’ QSK series, which is renowned for its high power output and durability. The housing’s design ensures that it can withstand the high pressures and temperatures associated with these engines, providing a reliable seal and preventing coolant leaks.

Grouping of Engines

The compatibility of the Thermostat Housing part 3085793 with the K19, KTA19GC CM558, QSK19 CM500, and QSK19G engines highlights the importance of using the correct components for specific engine models. Cummins has designed this housing to meet the stringent requirements of these engines, ensuring that it fits perfectly and functions optimally. This compatibility is crucial for maintaining the engine’s performance and longevity.

Role of Part 3085793 Thermostat Housing in Engine Systems

The thermostat housing, identified by part number 3085793, is an integral component in the thermal management system of an engine. It serves as the enclosure for the thermostat, which regulates the flow of coolant between the engine and the radiator.

When the engine is cold, the thermostat remains closed, preventing coolant flow to the radiator. This allows the engine to reach its optimal operating temperature more quickly. Once the engine warms up, the thermostat opens, allowing coolant to circulate through the engine block, cylinder head, and radiator. The thermostat housing ensures a secure fit for the thermostat and provides a pathway for coolant to enter and exit the engine.

The housing is connected to the engine’s water pump via an inlet hose, which supplies coolant to the thermostat. Upon passing through the thermostat, the coolant flows into the engine block. The housing also connects to the upper radiator hose, which carries coolant from the engine to the radiator for cooling.

In addition to its primary function, the thermostat housing often incorporates other components such as temperature sensors. These sensors monitor the coolant temperature and send data to the engine control unit (ECU), allowing for precise management of the engine’s thermal state.

The housing must be robust enough to withstand the pressure and temperature fluctuations within the cooling system. It is typically made from durable materials such as aluminum or plastic to ensure longevity and reliability. Proper sealing between the housing and the engine is essential to prevent coolant leaks, which could lead to engine overheating and potential damage.

Conclusion

In summary, the Cummins 3085793 Thermostat Housing plays a significant role in maintaining the engine’s temperature within optimal ranges, ensuring efficient operation and longevity of the engine components. Its durable construction, precise engineering, and compatibility with specific Cummins engines make it a reliable component for heavy-duty truck applications.