4991821
Air Transfer Pipe
Cummins®

Introduction

The Air Transfer Pipe 4991821 is a component manufactured by Cummins, a prominent entity in the commercial truck industry. This pipe is integral to the air system of commercial trucks, facilitating the efficient transfer of compressed air to various components. Its role is significant in ensuring the smooth operation of air-dependent systems within these vehicles.

Function and Operation

The Air Transfer Pipe 4991821 operates as a conduit within the truck’s air system. It directs compressed air from the compressor to other parts of the system, such as the brakes, suspension, and other pneumatic components. This transfer is vital for the operation of these systems, as they rely on a consistent and reliable supply of compressed air to function correctly ¹.

Key Features

The design of the Air Transfer Pipe 4991821 incorporates several features that enhance its performance and durability. It is constructed from high-quality materials that are resistant to the pressures and temperatures encountered within a truck’s air system. The pipe’s design also includes features that reduce the risk of leaks and ensure a secure connection to other components ².

Benefits

The Air Transfer Pipe 4991821 offers several advantages. It contributes to improved airflow efficiency within the system, which can lead to better overall performance of air-dependent components. Additionally, its robust construction reduces the need for frequent maintenance, contributing to lower operational costs. The pipe also enhances the reliability of the air system, ensuring consistent performance under various conditions ³.

Installation and Integration

Proper installation of the Air Transfer Pipe 4991821 is crucial for its effective operation. It is designed to be compatible with specific truck models, ensuring a seamless integration within the existing air system. Installation procedures should follow manufacturer guidelines to ensure correct fitting and operation ⁴.

Maintenance and Troubleshooting

Routine maintenance of the Air Transfer Pipe 4991821 is straightforward and involves checking for signs of wear or damage and ensuring all connections are secure. Common troubleshooting techniques include inspecting for leaks and verifying the integrity of the pipe’s connections to other components. Regular maintenance helps in identifying potential issues before they lead to system failures.

Safety Considerations

When working with the Air Transfer Pipe 4991821, it is important to observe safety protocols. This includes proper handling to avoid damage to the pipe, secure storage to prevent accidents, and following disposal procedures for any damaged or replaced parts. Safety data sheets provided by Cummins should be consulted for detailed safety information.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, related technologies, and complete power systems. With a strong reputation in the commercial truck industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction. The company’s extensive product offerings cater to various industries, ensuring reliable and efficient power solutions.

Cummins Engine Compatibility with Air Transfer Pipe Part 4991821

The Cummins Air Transfer Pipe part number 4991821 is designed to fit a variety of Cummins engines, ensuring efficient air flow and optimal engine performance. Here is a detailed look at the compatibility of this part with various Cummins engines:

B4.5 CM2350 Series

The Air Transfer Pipe part 4991821 is compatible with the B4.5 CM2350 engine. This engine is known for its reliability and efficiency, making it a popular choice in various applications. The part ensures that the air transfer system functions smoothly, contributing to the engine’s overall performance.

F3.8 CM2350 Series

Similarly, the F3.8 CM2350 engine is also compatible with the Air Transfer Pipe part 4991821. This engine variant is designed for applications requiring a balance of power and fuel efficiency. The part’s design ensures that the air transfer system operates efficiently, enhancing the engine’s performance.

ISB/ISD6.7 CM2150 Series

The Air Transfer Pipe part 4991821 fits the ISB/ISD6.7 CM2150 engines. These engines are known for their robust performance and durability, making them suitable for heavy-duty applications. The part ensures that the air transfer system functions optimally, contributing to the engine’s reliability and efficiency.

ISB4.5 CM2350 Series

The ISB4.5 CM2350 engine is another variant that is compatible with the Air Transfer Pipe part 4991821. This engine is designed for applications requiring a balance of power and efficiency. The part ensures that the air transfer system operates efficiently, enhancing the engine’s performance.

ISBE CM2150 Series

The ISBE CM2150 engine is also compatible with the Air Transfer Pipe part 4991821. This engine is known for its reliability and efficiency, making it a popular choice in various applications. The part ensures that the air transfer system functions smoothly, contributing to the engine’s overall performance.

ISBE4 CM850 Series

The ISBE4 CM850 engine is another variant that fits the Air Transfer Pipe part 4991821. This engine is designed for applications requiring a balance of power and efficiency. The part ensures that the air transfer system operates efficiently, enhancing the engine’s performance.

QSF3.8 CM2350 Series

The QSF3.8 CM2350 engine is also compatible with the Air Transfer Pipe part 4991821. This engine variant is designed for applications requiring a balance of power and fuel efficiency. The part ensures that the air transfer system operates efficiently, enhancing the engine’s performance.

Role of Part 4991821 Air Transfer Pipe in Engine Systems

The 4991821 Air Transfer Pipe is a component in the air intake system of various engine setups. Its primary function is to facilitate the smooth and efficient transfer of air from the air intake connection to other parts of the engine system.

Air Intake Connection

At the air intake connection, the 4991821 Air Transfer Pipe plays a role. It ensures that the air drawn into the engine is clean and free from contaminants. This is achieved by connecting to the air filter housing, where the initial filtration of incoming air occurs. The pipe then guides this filtered air towards the throttle body, maintaining a consistent airflow that is vital for optimal engine performance.

Throttle Body Connection

Once the air passes through the air intake connection, the 4991821 Air Transfer Pipe directs it to the throttle body. The throttle body regulates the amount of air entering the engine, which is crucial for controlling the engine’s power output and efficiency. The pipe’s design ensures that there are no leaks or disruptions in the airflow, allowing the throttle body to function effectively.

Intercooler Connection (if applicable)

In turbocharged engine systems, the 4991821 Air Transfer Pipe may also connect to the intercooler. The intercooler cools the compressed air from the turbocharger before it enters the engine, increasing its density and improving combustion efficiency. The pipe ensures that the cooled air is efficiently transferred from the intercooler to the intake manifold, enhancing overall engine performance.

Intake Manifold Connection

Finally, the 4991821 Air Transfer Pipe connects to the intake manifold, where the air is distributed to the individual cylinders. The pipe’s role here is to ensure that each cylinder receives an equal and consistent supply of air, which is essential for balanced combustion and smooth engine operation.

Conclusion

In summary, the 4991821 Air Transfer Pipe is a component that ensures the efficient and uninterrupted flow of air through the engine’s air intake system, contributing to the engine’s overall performance and reliability.