3907068
Fan Bracket
Cummins®

The Fan Bracket 3907068, manufactured by Cummins, is a component integral to the cooling system of heavy-duty trucks. Cummins, a well-established name in the automotive and heavy-duty truck industry, produces this bracket to ensure efficient engine cooling, which is vital for the performance and longevity of truck engines ¹.

Basic Concepts of a Fan Bracket

A fan bracket is a structural component designed to support and secure the engine cooling fan within the truck’s engine compartment. Its primary function is to facilitate the operation of the cooling fan, which plays a role in the engine cooling system by drawing air through the radiator to dissipate heat generated by the engine. The fan bracket ensures that the fan is correctly positioned and operates efficiently under various driving conditions ².

Purpose of the 3907068 Fan Bracket

This Cummins part is specifically designed to support the cooling fan in heavy-duty truck engines. It plays a role in the engine’s cooling system by providing a stable mounting point for the fan, allowing it to operate effectively. This bracket aids in maintaining optimal engine temperature by ensuring the fan can move air through the radiator consistently, which is particularly important under heavy load or in high-temperature environments ³.

Key Features

This part is constructed with durability and performance in mind. It is made from high-strength materials to withstand the rigors of heavy-duty applications. The design includes precise mounting points that ensure a secure fit, reducing the risk of vibration or movement that could affect the fan’s performance. Additionally, the bracket may feature unique attributes such as corrosion-resistant coatings or enhanced structural reinforcements to improve its longevity and reliability.

Benefits

The 3907068 Fan Bracket offers several advantages, including improved cooling efficiency due to its secure and stable design. Its durable construction ensures long-term reliability, even in demanding conditions. The bracket’s precise engineering contributes to consistent fan operation, which is crucial for maintaining engine temperature within optimal ranges.

Installation Process

Installing this part requires careful attention to ensure proper fitting and function. The process involves securing the bracket to the engine using the provided mounting hardware. It is important to follow the manufacturer’s instructions, using the recommended tools and torque specifications to avoid over-tightening or under-tightening the fasteners. Correct installation ensures that the fan operates efficiently and reduces the risk of damage to the bracket or fan.

Troubleshooting Common Issues

Common issues with fan brackets may include noise, vibration, or failure due to wear or damage. Troubleshooting these problems involves inspecting the bracket and fan for signs of damage or misalignment. Ensuring that all fasteners are properly tightened and that the fan is securely mounted can resolve many issues. In cases of significant wear or damage, replacement of the bracket or fan may be necessary.

Maintenance Tips

Regular maintenance of the 3907068 Fan Bracket is important to ensure its longevity and optimal performance. This includes periodic inspections for signs of wear, corrosion, or damage. Cleaning the bracket and fan to remove debris or buildup can also help maintain efficient operation. Following the manufacturer’s recommended maintenance schedule will help identify and address potential issues before they lead to more significant problems.

Cummins: Manufacturer 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 through a network of more than 600 company-owned and independent distributor facilities and more than 7,200 dealer locations. Cummins is renowned for its commitment to quality, reliability, and performance in the automotive and heavy-duty truck industry.

Fan Bracket 3907068 Compatibility with Cummins Engines

The Fan Bracket part number 3907068, manufactured by Cummins, is designed to fit a variety of Cummins engines. This bracket is essential for securing the engine’s cooling fan, ensuring efficient heat dissipation and optimal engine performance. Below is a detailed overview of the engines with which this fan bracket is compatible.

Compatible Engines

• 4B3.9
• 6B5.9
• B3.9 G
• B5.9 G
• B5.9 GAS PLUS CM556
• G5.9
• G5.9 CM558

Grouping of Compatible Engines

The engines listed above can be grouped based on their specifications and configurations:

1. 4B3.9 and 6B5.9

   • These engines are part of the B-series family, known for their robust design and reliability in various applications.

2. B3.9 G, B5.9 G, and G5.9

   • These engines share a common G-series designation, indicating a similar design philosophy and engineering approach. The G-series engines are often used in heavy-duty applications where durability and power are paramount.

3. B5.9 GAS PLUS CM556 and G5.9 CM558

   • These engines incorporate advanced technology, such as the CM556 and CM558 control modules, which enhance performance and efficiency. The “GAS PLUS” designation in the B5.9 GAS PLUS CM556 indicates an upgraded gas engine variant.

The Fan Bracket 3907068 is engineered to fit seamlessly with these engines, ensuring a secure and reliable connection for the cooling fan. This compatibility is crucial for maintaining the engine’s cooling system integrity and preventing overheating, which can lead to significant engine damage.

Role of Part 3907068 Fan Bracket in Engine Systems

The 3907068 Fan Bracket is an integral component in the assembly and operation of various engine systems. It serves as the mounting point for the fan, which is essential for maintaining optimal engine temperature by ensuring adequate airflow over the radiator.

When integrated with the Drive system, the Fan Bracket secures the fan to the engine’s crankshaft or a dedicated fan drive mechanism. This connection allows the fan to rotate in sync with the engine’s operation, providing consistent cooling performance.

In conjunction with a Fan Kit, the Fan Bracket facilitates the installation of aftermarket or upgraded fans. This setup enhances the engine’s cooling efficiency, especially in high-performance applications where additional cooling may be required.

The Versatile Campaign applications of the Fan Bracket allow it to be used in various engine configurations, providing flexibility in design and installation. This versatility ensures that the bracket can be adapted to fit different engine layouts, making it a valuable component in both standard and custom engine builds.

Overall, the 3907068 Fan Bracket plays a significant role in ensuring that the fan operates effectively within the engine system, contributing to the overall reliability and performance of the engine.

Conclusion

The 3907068 Fan Bracket by Cummins is a critical component in the cooling systems of heavy-duty trucks, ensuring efficient engine cooling and longevity. Its robust design, compatibility with various Cummins engines, and role in maintaining optimal engine temperature make it an essential part for any heavy-duty application.