4943525
Air Transfer Tube
Cummins®

The Air Transfer Tube 4943525 by Cummins is a component designed for use in commercial trucks. It serves a specific function within the truck’s air system, contributing to the overall efficiency and reliability of air-dependent subsystems. Understanding its purpose and role is fundamental for maintaining and optimizing truck performance.

Basic Concepts of Air Transfer Tubes

An Air Transfer Tube is a conduit that facilitates the movement of compressed air within a truck’s air system. It is integral to the operation of various air-dependent components, such as the air brake system, suspension systems, and other pneumatic controls. The tube ensures efficient airflow, which is vital for the proper functioning of these subsystems. Its design and material are chosen to withstand the pressures and environmental conditions typical in commercial trucking operations ¹.

Purpose of the 4943525 Air Transfer Tube

This Cummins part is engineered to play a role in the air brake system and other air-dependent subsystems of a truck. It facilitates the transfer of compressed air, ensuring that these systems receive the necessary air pressure to operate effectively. This component is part of a network that maintains the integrity and responsiveness of the truck’s air system, directly influencing safety and performance ².

Key Features

The 4943525 is characterized by several key features that enhance its performance and durability. It is constructed from materials that offer resistance to corrosion and wear, ensuring longevity in demanding environments. The design includes precise fittings and connections that minimize air leakage and maximize efficiency. Additionally, it may incorporate features that simplify installation and maintenance, contributing to its overall effectiveness.

Benefits

The advantages of using this part include improved air system efficiency and reliability. By ensuring a consistent and adequate supply of compressed air to various subsystems, it contributes to the smooth operation of the truck. Fleet operators may experience potential cost savings through reduced maintenance needs and enhanced system performance, making it a valuable component for commercial operations.

Installation and Compatibility

Proper installation of the 4943525 is crucial for its effective operation. Guidelines for installation should be followed to ensure compatibility with the truck’s air system and to avoid issues such as leaks or reduced efficiency. While specific installation requirements may vary, adhering to manufacturer recommendations is important for optimal performance ³.

Troubleshooting and Maintenance

Common issues with the 4943525 may include air leaks, blockages, or damage from wear and tear. Regular inspection and maintenance can help identify and address these issues before they lead to system failures. Troubleshooting tips may involve checking for proper connections, inspecting for signs of wear, and ensuring that the tube is free from obstructions.

Performance and Efficiency

This part contributes to the overall performance and efficiency of the truck’s air system by ensuring a reliable supply of compressed air to critical components. This can result in measurable improvements in system responsiveness and reliability, directly impacting the truck’s operational efficiency.

Safety Considerations

Safety is a paramount concern when using the 4943525. Proper handling, installation, and maintenance practices are necessary to ensure safe operation. This includes following manufacturer guidelines for installation, regularly inspecting the tube for signs of wear or damage, and addressing any issues promptly to maintain system integrity and safety.

Cummins Overview

Cummins Inc. is a well-established manufacturer in the commercial truck industry, known for its commitment to quality and innovation. With a diverse product range that includes engines, powertrains, and components, Cummins has built a reputation for reliability and performance. The company’s focus on advancing technology and meeting the needs of its customers underscores its position as a leader in the industry.

Air Transfer Tube (Part 4943525) Compatibility with Cummins Engines

The Air Transfer Tube, part number 4943525, manufactured by Cummins, is a critical component in the engine’s air intake system. This part is designed to ensure a smooth and efficient transfer of air from the turbocharger to the engine’s intake manifold. Below is a detailed description of how this part fits with the specified Cummins engines.

ISC CM2150 and ISL CM2150

The Air Transfer Tube (4943525) is compatible with the ISC CM2150 and ISL CM2150 engines. These engines are part of Cummins’ lineup designed for medium-duty applications. The tube interfaces with the turbocharger’s outlet and connects to the intake manifold, ensuring that the compressed air is efficiently directed into the engine’s combustion chambers. This enhances the engine’s performance by providing a steady and reliable air supply, which is crucial for optimal combustion and power output.

ISC8.3 CM2250 and ISL9 CM2250

For the ISC8.3 CM2250 and ISL9 CM2250 engines, the Air Transfer Tube (4943525) also plays a vital role. These engines are part of Cummins’ higher power output range, designed for heavy-duty applications. The tube’s design is engineered to handle the increased airflow demands of these engines. It connects the turbocharger to the intake manifold, ensuring that the air transfer is efficient and consistent, which is essential for maintaining high performance and reliability under demanding conditions.

Summary

The Air Transfer Tube (4943525) is a crucial component for both medium-duty and heavy-duty Cummins engines. Its design ensures efficient air transfer from the turbocharger to the intake manifold, which is vital for maintaining optimal engine performance across different engine models.

Role of Part 4943525 Air Transfer Tube in Engine Systems

The 4943525 Air Transfer Tube is an essential component in the efficient operation of various engine systems. Its primary function is to facilitate the smooth transfer of air between different parts of the engine, ensuring optimal performance and emissions control.

Integration with Plumbing Systems

In the context of engine plumbing, the 4943525 Air Transfer Tube connects various air passages within the engine block and ancillary components. This includes linking the intake manifold to the throttle body, ensuring a consistent airflow that is vital for combustion efficiency. Additionally, it interfaces with the air filter housing, maintaining a clean air supply to the engine. The tube also plays a role in connecting secondary air injection systems, which help in reducing emissions by introducing fresh air into the exhaust stream before it reaches the catalytic converter.

Role in Exhaust Recirculation Air Systems

The 4943525 Air Transfer Tube is integral to the Exhaust Gas Recirculation (EGR) system. It routes a portion of the exhaust gases back into the intake manifold, where they mix with the incoming air-fuel mixture. This process lowers the combustion temperature, reducing the formation of nitrogen oxides (NOx), a significant contributor to air pollution. The tube ensures that the recirculated exhaust gases are metered accurately, maintaining the delicate balance required for efficient combustion and emissions control.

By effectively managing the airflow within these systems, the 4943525 Air Transfer Tube contributes to the overall reliability and environmental performance of the engine.

Conclusion

The 4943525 Air Transfer Tube is a critical component in the efficient operation of commercial truck air systems and Cummins engines. Its role in facilitating the transfer of compressed air ensures the reliability and performance of air-dependent subsystems, contributing to the overall efficiency and safety of the vehicle. Proper installation, maintenance, and understanding of its function are essential for maximizing its benefits and ensuring the longevity of the truck’s air system.