4963835
Exhaust Recirculation Valve Support
Cummins®

Introduction

The Exhaust Recirculation Valve Support, identified by part number 4963835, is a component manufactured by Cummins, a well-established name in the automotive industry. This Cummins part is integral to the operation of heavy-duty trucks, particularly within the Exhaust Recirculation (EGR) system. Cummins is renowned for its commitment to innovation and quality, providing reliable and efficient solutions for the automotive sector.

Basic Concepts of Exhaust Recirculation Valve Support

The Exhaust Recirculation Valve Support is a component within the EGR system, designed to facilitate the recirculation of exhaust gases back into the engine’s intake. This process plays a role in reducing nitrogen oxides (NOx) emissions and enhancing engine efficiency ¹. The support structure ensures the proper positioning and operation of the Exhaust Recirculation Valve, contributing to the overall effectiveness of the EGR system.

Purpose and Role in Truck Operation

In the operation of a truck, the Exhaust Recirculation Valve Support interacts with other components of the EGR system, including the Exhaust Recirculation Valve and cooler. Its role is to provide a stable mounting point for the valve, ensuring it functions correctly under varying engine conditions. This support contributes to maintaining optimal engine performance by facilitating efficient emissions control and supporting the engine’s power output and fuel efficiency ².

Key Features

The Exhaust Recirculation Valve Support is characterized by its robust design and the use of durable materials, ensuring longevity and reliability in demanding truck applications. Its design allows for easy integration with the EGR system, and it is engineered to withstand the high temperatures and pressures associated with exhaust gas recirculation. These features enhance its functionality and contribute to the overall durability of the EGR system.

Benefits

The inclusion of the Exhaust Recirculation Valve Support in the EGR system offers several benefits. It contributes to improved emissions control by ensuring the efficient operation of the Exhaust Recirculation Valve. This, in turn, supports enhanced engine efficiency and can lead to potential cost savings for fleet operators through reduced emissions-related penalties and improved fuel economy ³.

Troubleshooting and Maintenance

Common issues with the Exhaust Recirculation Valve Support may include wear and tear or damage due to high temperatures and pressures. Regular inspection and maintenance are recommended to ensure optimal performance. Diagnostic procedures should focus on checking the integrity of the support structure and its mounting points. Maintenance practices may involve cleaning the component to remove any buildup that could affect its operation and ensuring all connections are secure.

Integration with EGR System

The Exhaust Recirculation Valve Support integrates seamlessly with the broader EGR system. It works in conjunction with the Exhaust Recirculation Valve, cooler, and other components to facilitate the recirculation of exhaust gases. This integration is vital for the system’s effectiveness in reducing emissions and enhancing engine performance.

Impact on Emissions

The Exhaust Recirculation Valve Support plays a role in reducing emissions by ensuring the proper function of the Exhaust Recirculation Valve. This contributes to lowering nitrogen oxides (NOx) and particulate matter emissions, helping vehicles meet regulatory standards and reduce their environmental impact ⁴.

Performance Enhancements

By supporting the efficient operation of the Exhaust Recirculation Valve, the Exhaust Recirculation Valve Support contributes to overall engine performance. It aids in achieving better fuel efficiency, maintaining power output, and ensuring smooth drivability. These enhancements are crucial for the optimal operation of heavy-duty trucks in various applications.

Cummins Overview

Cummins, the manufacturer of the Exhaust Recirculation Valve Support, has a long-standing reputation in the automotive industry for innovation and quality. With a diverse product range that includes engines, filtration systems, and aftermarket parts, Cummins is dedicated to providing solutions that enhance the performance and efficiency of vehicles. Its commitment to excellence is evident in the design and functionality of its components, including the Exhaust Recirculation Valve Support.

Exhaust Recirculation Valve Support (Part 4963835) in Cummins Engines

The Exhaust Recirculation Valve Support, identified by part number 4963835, is a critical component in the exhaust system of certain Cummins engines. This part is designed to securely hold the Exhaust Recirculation (EGR) valve in place, ensuring it operates efficiently and effectively. The EGR system is integral to reducing nitrogen oxide (NOx) emissions by recirculating a portion of the exhaust gases back into the engine’s intake air.

This Exhaust Recirculation Valve Support is compatible with the ISM CM876 and QSM11 CM876 engines. These engines are part of Cummins’ range of high-performance diesel engines, known for their reliability and efficiency in various industrial and commercial applications. The ISM CM876 is typically used in heavy-duty trucks and buses, while the QSM11 CM876 is often found in medium-duty applications.

The design of the Exhaust Recirculation Valve Support ensures it can withstand the high temperatures and pressures within the exhaust system. It is engineered to maintain its structural integrity and functionality over the engine’s operational life, contributing to the overall performance and longevity of the EGR system.

Role of Part 4963835 Exhaust Recirculation Valve Support in Engine Systems

The Exhaust Recirculation Valve Support, identified by part number 4963835, is an integral component within the Exhaust Gas Recirculation (EGR) system. This system is designed to reduce nitrogen oxides (NOx) emissions by recirculating a portion of the engine’s exhaust gas back into the intake manifold.

In the context of the EGR system, the Exhaust Recirculation Valve Support plays a significant role in maintaining the structural integrity and operational efficiency of the EGR valve. It ensures that the valve is securely positioned and can operate within the specified parameters, facilitating the precise control of exhaust gas flow into the intake system.

This support component interfaces directly with the EGR valve, providing a stable mounting point that allows for the valve’s movement as it opens and closes. The stability offered by the Exhaust Recirculation Valve Support is essential for the consistent performance of the EGR system, as any misalignment or instability could lead to inefficient recirculation of exhaust gases.

Furthermore, the Exhaust Recirculation Valve Support contributes to the overall durability of the EGR system. By withstanding the thermal and mechanical stresses associated with engine operation, it helps protect the EGR valve from premature wear or failure. This, in turn, ensures that the EGR system can effectively manage emissions over the engine’s lifespan.

Conclusion

The Exhaust Recirculation Valve Support (part 4963835) is a key element in the EGR system, providing the necessary structural support and stability for the EGR valve. Its role is essential in ensuring the efficient recirculation of exhaust gases, contributing to reduced emissions and enhanced engine performance.