3931559
Throttle Bracket
Cummins®

The Cummins 3931559 Throttle Bracket is a component designed for use in commercial trucks. It serves a specific function within the engine system, contributing to the overall operation and performance of the vehicle. Understanding its purpose and role is fundamental for maintaining and optimizing truck performance.

Basic Concepts of Throttle Brackets

A throttle bracket is a part of the engine system that facilitates the control of airflow into the engine. It acts as a mounting point for the throttle linkage, which connects the accelerator pedal to the throttle valve. By adjusting the position of the throttle valve, the bracket helps regulate the amount of air entering the engine, which in turn affects fuel delivery and engine speed. This control is vital for the efficient operation of the engine, ensuring it responds appropriately to driver inputs and varying load conditions ¹.

Role of the 3931559 Throttle Bracket

The Cummins 3931559 Throttle Bracket plays a role in the operation of a truck by securely mounting the throttle linkage to the engine. This bracket ensures that the throttle valve can be accurately and reliably controlled, allowing for precise modulation of engine speed and power output. Its design and placement are critical for the interaction with other engine components, such as the throttle valve and accelerator pedal linkage, contributing to the engine’s performance and responsiveness ².

Key Features

The Cummins 3931559 Throttle Bracket is characterized by its robust design and the use of high-quality materials, which enhance its durability and reliability. It is engineered to withstand the rigors of commercial truck operation, including exposure to vibrations, temperature fluctuations, and mechanical stress. The bracket’s design may include features such as corrosion-resistant coatings and precise machining to ensure a secure fit and long-lasting performance.

Benefits

The use of the Cummins 3931559 Throttle Bracket offers several benefits. It contributes to improved engine efficiency by ensuring accurate throttle control, which can lead to better fuel economy and reduced emissions. Its durable construction and ease of installation make it a reliable choice for commercial truck applications, minimizing downtime and maintenance costs. Additionally, the bracket’s design may facilitate easier access for maintenance and adjustment, further enhancing its practicality in a commercial setting.

Troubleshooting and Maintenance

Common issues with the 3931559 Throttle Bracket may include wear or damage to the mounting points, which can affect throttle response and engine performance. Regular inspection for signs of wear, corrosion, or looseness is recommended to prevent potential problems. Maintenance practices should include cleaning the bracket and its surrounding components to remove any debris that could interfere with operation. In cases where adjustment or replacement is necessary, following the manufacturer’s guidelines ensures optimal performance and longevity of the component.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and related technologies. With a history spanning over a century, Cummins has established a reputation for quality, reliability, and innovation in the commercial truck industry. Its commitment to excellence and customer satisfaction has made Cummins a preferred choice for commercial vehicle operators worldwide.

Cummins Throttle Bracket Part 3931559 Compatibility

The Cummins Throttle Bracket part number 3931559 is a component in the engine’s throttle system, ensuring the throttle linkage is securely attached to the engine. This part is designed to work seamlessly with various Cummins engine models, providing stability and reliability.

Engine Compatibility

• 6B5.9 Series

  • The Throttle Bracket part 3931559 is specifically engineered to fit the 6B5.9 engine series. This engine is known for its robust performance and is widely used in various industrial and commercial applications.

• Other Cummins Engines

  • While the primary focus is on the 6B5.9 series, the Throttle Bracket part 3931559 is also compatible with other Cummins engines that share similar design parameters and mounting specifications. This ensures that the part can be used across multiple engine models, providing a versatile solution for engine maintenance and repair.

Installation and Functionality

The installation of the Throttle Bracket part 3931559 involves securing it to the engine’s throttle linkage and ensuring that it aligns correctly with the throttle body. Proper installation is crucial for maintaining the engine’s performance and preventing any potential issues related to throttle control.

Importance of the Throttle Bracket

The throttle bracket plays a role in the engine’s operation by maintaining the correct position of the throttle linkage. This ensures that the throttle can be adjusted smoothly, allowing for precise control over the engine’s power output. A well-functioning throttle bracket is important for optimal engine performance and longevity.

Role of Part 3931559 Throttle Bracket in Engine Systems

The Throttle Bracket, identified by part number 3931559, is a component in the orchestration of engine performance. It serves as a pivotal connection point that facilitates the interaction between the throttle lever and the throttle body.

When the driver manipulates the accelerator pedal, this action is transmitted through a series of linkages to the throttle lever. The throttle bracket is strategically positioned to receive this input from the throttle lever. It then translates this mechanical motion into a corresponding movement of the throttle body.

The throttle body, in turn, regulates the airflow into the engine. By modulating the position of the throttle plate within the throttle body, the engine’s air intake is controlled, which directly influences the fuel mixture and, consequently, the engine’s power output and efficiency.

In essence, the throttle bracket acts as a mediator, ensuring that the driver’s intent—as expressed through the accelerator pedal—is accurately conveyed to the engine’s air intake system. This seamless transmission of motion is fundamental to the responsive and precise control of engine performance.

Conclusion

The Cummins 3931559 Throttle Bracket is a critical component in the engine system of commercial trucks, ensuring accurate and reliable control of the throttle linkage. Its robust design, compatibility with various Cummins engine models, and role in maintaining engine performance make it an essential part for truck operators. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part, contributing to efficient engine operation and overall vehicle performance.