3969147
Water Inlet Connection
Cummins®

Introduction

The Water Inlet Connector 3969147 is a component designed by Cummins for use in heavy-duty trucks. Its purpose is to facilitate the flow of coolant into the engine block, playing a role in the engine cooling system by ensuring that the engine maintains an optimal operating temperature. This component is integral to the efficient operation of heavy-duty truck engines, contributing to their performance and longevity.

Basic Concepts of Water Inlet Connectors

A Water Inlet Connector is a part of the engine cooling system that allows coolant to enter the engine block. Its function is to provide a pathway for coolant to circulate through the engine, absorbing heat and transferring it away from critical components. Proper coolant flow and temperature regulation are vital for the efficient operation of heavy-duty truck engines, as they help prevent overheating, reduce wear on engine parts, and maintain engine efficiency ¹.

Purpose of the 3969147 Water Inlet Connector

The 3969147 Water Inlet Connector is specifically designed to enhance the flow of coolant into the engine block of heavy-duty trucks. By ensuring a consistent and efficient flow of coolant, it plays a role in maintaining the engine’s optimal temperature. This is achieved through its precise design and integration into the engine cooling system, which allows for effective heat dissipation and protection of engine components from thermal stress ².

Key Features

The 3969147 Water Inlet Connector boasts several key features that enhance its performance and durability. It is constructed from high-quality materials that resist corrosion and wear, ensuring long-term reliability. The design includes precise fittings and seals that prevent leaks and ensure a secure connection within the cooling system. Additionally, its unique characteristics, such as reinforced structures and optimized flow paths, contribute to its effectiveness in coolant distribution.

Benefits

Using the 3969147 Water Inlet Connector offers several benefits. It improves coolant flow, which enhances the engine’s cooling efficiency and protects critical components from overheating. This leads to increased engine reliability and longevity. The connector’s design also contributes to the overall performance of the truck’s engine by ensuring consistent temperature regulation, which is vital for optimal engine operation ³.

Installation Process

Installing the 3969147 Water Inlet Connector requires careful attention to detail to ensure a secure and effective setup. The process involves preparing the engine block for installation, aligning the connector with the inlet port, and securing it in place using the appropriate tools. It is important to follow manufacturer guidelines, use the recommended torque specifications, and perform a system check to verify proper installation and function.

Troubleshooting Common Issues

Common problems associated with Water Inlet Connectors include leaks, blockages, and corrosion. To address these issues, it is important to perform regular inspections for signs of wear or damage. Troubleshooting may involve cleaning the connector and its fittings, replacing damaged components, or adjusting the installation to ensure a proper seal. Effective maintenance practices can help prevent these issues and ensure the connector’s longevity.

Maintenance Tips

To ensure the longevity and optimal performance of the 3969147 Water Inlet Connector, regular maintenance is recommended. This includes inspecting the connector and its fittings for signs of wear, corrosion, or leaks. Cleaning the connector and its surrounding areas can help prevent blockages and ensure efficient coolant flow. Following manufacturer guidelines for replacement intervals can also contribute to the connector’s reliability and the engine’s overall performance.

Cummins: A Brief Overview

Cummins Inc. is a renowned manufacturer in the automotive industry, known for its commitment to quality, innovation, and customer satisfaction. With a rich history of producing reliable and high-performance automotive components, Cummins has established a strong reputation for excellence. The company’s dedication to advancing technology and meeting the needs of its customers is evident in its wide range of products, including the 3969147 Water Inlet Connector.

Water Inlet Connector Part 3969147 Compatibility with Cummins Engines

The Water Inlet Connector part number 3969147, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is integral in ensuring the proper flow of coolant into the engine, which is crucial for maintaining optimal operating temperatures and preventing overheating.

B6.7 CM2670 B153B

The B6.7 CM2670 B153B engine benefits from the Water Inlet Connector part 3969147, ensuring efficient coolant management. This part is specifically engineered to fit the unique design and requirements of the B6.7 engine, providing a reliable connection for the coolant inlet.

ISB/ISD4.5 CM2150 B119

For the ISB/ISD4.5 CM2150 B119 engine, the Water Inlet Connector part 3969147 is a critical component. It ensures that the coolant flows smoothly into the engine, maintaining the necessary temperature levels for optimal performance.

ISB/ISD6.7 CM2150 SN, ISBE CM2150

The Water Inlet Connector part 3969147 is compatible with both the ISB/ISD6.7 CM2150 SN and ISBE CM2150 engines. This part is designed to fit the specific design of these engines, ensuring that the coolant inlet is properly sealed and functional.

ISBE CM800, ISBE4 CM850

The ISBE CM800 and ISBE4 CM850 engines also utilize the Water Inlet Connector part 3969147. This part is engineered to fit these engines, providing a reliable connection for the coolant inlet and ensuring efficient coolant flow.

QSB4.5 CM850 (CM2850), QSB7 CM2880 B117

The Water Inlet Connector part 3969147 is also compatible with the QSB4.5 CM850 (CM2850) and QSB7 CM2880 B117 engines. This part ensures that the coolant flows correctly into the engine, maintaining the necessary temperature levels for optimal performance. The design of this part is tailored to fit the specific requirements of these engines, ensuring a secure and efficient connection.

Conclusion

The 3969147 Water Inlet Connector is a fundamental component that ensures the integrity and efficiency of the engine’s cooling system by providing a reliable connection point for various coolant pathways. Its design and compatibility with a range of Cummins engines make it a critical part for maintaining optimal engine performance and longevity.