3964982
Water Inlet Connection
Cummins®

The Water Inlet Connection 3964982, manufactured by Cummins, is a component designed for use in heavy-duty truck operations. Cummins, a well-established name in the industry, produces a range of parts aimed at enhancing the performance and reliability of heavy-duty engines. This part is integral to the engine cooling system, ensuring efficient operation under demanding conditions ¹.

Purpose and Function

This Cummins part facilitates the flow of coolant into the engine. Positioned to allow coolant to enter the engine block, it absorbs heat generated during combustion. Efficient coolant flow is vital for maintaining optimal engine temperature, which helps to prevent overheating and potential engine damage ².

Key Features

The Water Inlet Connection 3964982 is constructed from durable materials, ensuring it can withstand the high pressures and temperatures encountered in heavy-duty truck engines. Its design includes precise fittings and connections that ensure a secure and leak-free installation. Additionally, the component may feature enhanced sealing mechanisms to further prevent coolant leaks, contributing to its overall performance and longevity ³.

Benefits

The advantages provided by the Water Inlet Connection 3964982 include improved coolant flow, which enhances the engine’s cooling efficiency. This results in better engine protection against overheating, especially under strenuous operating conditions. The component’s robust construction and design also contribute to increased reliability, ensuring consistent performance over time.

Installation Process

Proper installation of this part involves several steps to ensure a secure and effective fit. Preparatory steps include cleaning the installation area to remove any debris or old gasket material. The necessary tools for installation may include wrenches and torque wrenches to achieve the correct tightening specifications. Following the manufacturer’s guidelines for torque settings and sequence is important to prevent damage and ensure a proper seal.

Maintenance and Care

Routine maintenance of the Water Inlet Connection 3964982 is important to prolong its service life and maintain optimal performance. This includes regular inspections for signs of wear or damage, such as cracks or leaks. Cleaning the component and its surrounding areas can prevent buildup that might impede coolant flow. Replacement guidelines should be followed if any significant wear is detected, ensuring the cooling system remains efficient.

Troubleshooting Common Issues

Common problems associated with the Water Inlet Connection 3964982 may include leaks or blockages. Diagnostic steps to identify these issues involve visual inspections for coolant leaks and checking for proper coolant flow. Potential solutions may include tightening connections, replacing gaskets, or cleaning out blockages to restore efficient coolant flow.

Manufacturer - Cummins

Cummins is a reputable manufacturer with a long history in the industry, known for producing high-quality components for heavy-duty trucks. Their range of products is designed to meet the rigorous demands of commercial and industrial applications, ensuring reliability and performance in various operating conditions.

Water Inlet Connection Part 3964982 Compatibility with Cummins Engines

The Water Inlet Connection part 3964982, manufactured by Cummins, is designed to fit seamlessly with several of their engine models. This part is crucial for ensuring the proper flow of water into the engine’s cooling system, which is vital for maintaining optimal engine temperature and performance.

ISB Series Engines

• ISB CM2150
• ISB CM850
• ISB6.7 CM2250

The ISB series engines, including the ISB CM2150, ISB CM850, and ISB6.7 CM2250, are compatible with the Water Inlet Connection part 3964982. This part ensures that the cooling system operates efficiently, preventing overheating and maintaining the engine’s longevity.

QSB Series Engines

• QSB4.5 CM850 (CM2850)
• QSB6.7 CM2250
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

The QSB series engines also benefit from the Water Inlet Connection part 3964982. This part is specifically engineered to fit the QSB4.5 CM850 (CM2850), QSB6.7 CM2250, QSB6.7 CM850 (CM2850), and QSB7 CM2880 B117 models. Its design ensures a secure and reliable connection, which is essential for the effective operation of the engine’s cooling system.

By ensuring compatibility with these engines, the Water Inlet Connection part 3964982 plays a critical role in maintaining the performance and reliability of Cummins engines.

Role of Part 3964982 Water Inlet Connection in Engine Systems

The Water Inlet Connection, identified by part number 3964982, is integral to the efficient operation of engine systems. It serves as the primary interface for the introduction of coolant into the engine block. This connection is meticulously designed to ensure a secure and leak-free passage of coolant from the radiator or coolant reservoir to the engine’s water jacket.

In the context of engine systems, the Water Inlet Connection interfaces with several key components:

• Water Pump: The connection is typically situated near the water pump, allowing for a streamlined flow of coolant from the pump into the engine block. This ensures that the coolant is circulated effectively throughout the engine, maintaining optimal operating temperatures.

• Thermostat Housing: Often, the Water Inlet Connection is integrated with or positioned adjacent to the thermostat housing. This proximity facilitates the regulation of coolant flow based on engine temperature, enhancing thermal management.

• Coolant Passages: Within the engine block, the Water Inlet Connection feeds into a network of coolant passages. These passages are designed to direct coolant flow around critical engine components such as the cylinder heads, pistons, and combustion chambers. This helps in dissipating heat generated during combustion, preventing overheating.

• Heat Exchanger: In some engine configurations, the Water Inlet Connection may also interface with an external heat exchanger. This component aids in further cooling the coolant before it re-enters the engine, enhancing overall cooling efficiency.

• Sensor Integration: Modern engine systems often incorporate temperature sensors near the Water Inlet Connection. These sensors provide real-time data to the engine control unit (ECU), allowing for precise monitoring and adjustment of coolant flow and engine performance.

The Water Inlet Connection, therefore, plays a significant role in maintaining the integrity and efficiency of the engine’s cooling system. Its proper function ensures that the engine operates within safe temperature ranges, contributing to longevity and performance.

Conclusion

The Water Inlet Connection 3964982 is a vital component in the cooling systems of Cummins engines, ensuring efficient coolant flow and maintaining optimal engine temperature. Its robust design, compatibility with various Cummins engine models, and integration with key engine components highlight its importance in engine performance and reliability.