3279087
AIR COMPRESSOR
Cummins®

Introduction

The Cummins 3279087 Air Compressor is a component designed for use in commercial trucks. It serves to generate and maintain the necessary air pressure for various systems within the vehicle, ensuring efficient and reliable operation. Its role is significant in the overall functionality of the truck, contributing to the performance of critical systems such as brakes, suspension, and other pneumatic controls.

Basic Concepts of Air Compressors

An air compressor is a device that converts power into potential energy stored in pressurized air. By compressing air, it increases its pressure and stores it in a tank or directly supplies it to systems that require it. In commercial vehicles, air compressors are vital for operating systems that depend on compressed air, such as braking systems, air suspension, and other pneumatic controls ¹.

Purpose of the Cummins 3279087 Air Compressor

This Cummins part plays a role in the truck’s operation by generating and maintaining the air pressure required for various systems. It ensures that the braking system has sufficient air pressure for effective operation, supports the air suspension system for a smoother ride, and powers other pneumatic accessories that enhance the truck’s functionality and comfort.

Key Features

The 3279087 is characterized by several key features that contribute to its performance and durability. It is constructed with high-quality materials to withstand the demanding conditions of commercial truck operations. The design incorporates efficient compression technology to ensure reliable air pressure generation. Additionally, it features robust build quality and unique design elements that enhance its functionality and longevity.

Benefits

Utilizing this part offers several benefits to truck operations. It provides improved performance through efficient air pressure generation, ensuring that all pneumatic systems operate optimally. The compressor’s reliability reduces downtime and maintenance costs, while its efficiency contributes to overall fuel savings and environmental sustainability.

Installation Process

Installing the 3279087 involves several steps to ensure proper integration into the truck’s system. It begins with preparing the installation site, which includes ensuring the truck is on a level surface and the engine is off. The necessary tools and equipment should be gathered before starting. The installation process involves mounting the compressor, connecting it to the truck’s air system, and securing all connections. It is important to follow the manufacturer’s instructions to ensure a correct and safe installation.

Common Applications

This part is commonly applied in various types of commercial trucks, including long-haul semi-trucks, delivery trucks, and construction vehicles. It is also used in fleet operations where reliable air pressure is crucial for the efficient operation of braking systems, air suspension, and other pneumatic controls.

Troubleshooting and Maintenance

To ensure the longevity and optimal performance of this part, regular maintenance and troubleshooting are necessary. Common issues may include leaks in the air system, unusual noises from the compressor, or a decrease in air pressure. Maintenance tips include regularly checking for leaks, ensuring all connections are secure, and following the manufacturer’s recommended maintenance schedule. Troubleshooting involves identifying the source of any issues and addressing them promptly to prevent further complications.

Performance Metrics

The performance of the 3279087 can be measured by several metrics, including air output capacity, pressure ratings, and efficiency. These metrics provide insight into the compressor’s ability to generate and maintain the necessary air pressure for the truck’s systems, ensuring reliable and efficient operation.

Safety Considerations

When installing, maintaining, and operating this part, several safety considerations should be kept in mind. These include ensuring the truck is off and the engine is cool before beginning any work, using the appropriate personal protective equipment, and following all manufacturer instructions and safety guidelines. It is also important to be aware of the high-pressure air system and take precautions to avoid injuries from pressurized air.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a commitment to quality, Cummins has established a reputation for producing reliable and efficient components for a wide range of industries, including commercial trucking. The company’s dedication to advancing technology and improving the efficiency of its products contributes to its standing as a leader in the industry.

Compatibility

This part is designed to integrate seamlessly with a range of Cummins engines, ensuring optimal performance and reliability. It is engineered to fit within the engine systems of the following Cummins engine models:

• 4B3.9
• 6B5.9

These engines are known for their robust construction and efficiency, making them suitable for various applications, from heavy-duty trucks to industrial machinery. The air compressor part 3279087 is specifically tailored to meet the demands of these engines, providing essential air compression capabilities that are critical for engine operation.

By ensuring a precise fit, the air compressor part 3279087 contributes to the overall efficiency and longevity of the engine systems it supports. This compatibility is crucial for maintaining the performance standards expected from Cummins engines, whether in commercial or industrial settings.

Role in Engine Systems

This part is integral to the efficient operation of various engine systems. Its primary function is to supply pressurized air, which is essential for multiple components and processes within the engine.

Fuel Injection System

In modern fuel injection systems, the pressurized air from the 3279087 ensures that fuel is atomized effectively. This fine mist of fuel mixes more readily with the air, leading to more efficient combustion. The compressor’s consistent air supply helps maintain the optimal air-fuel ratio, which is vital for engine performance and emissions control ².

Turbocharger and Supercharger Systems

When integrated with forced induction systems like turbochargers or superchargers, the 3279087 plays a supportive role. It provides additional pressurized air that, when combined with the air from the turbocharger or supercharger, enhances the overall air density entering the combustion chamber. This results in improved engine power output and efficiency ³.

Brake Systems

In vehicles equipped with air brake systems, the 3279087 is responsible for building and maintaining the necessary air pressure in the brake lines. This ensures that the brakes engage swiftly and reliably, contributing to the vehicle’s overall safety.

Suspension Systems

Some advanced suspension systems utilize air springs, which require a constant supply of pressurized air to adjust ride height and damping characteristics. The 3279087 provides this essential air, allowing the suspension to adapt to varying road conditions and load requirements.

Climate Control Systems

In automotive climate control systems, the 3279087 is often part of the air conditioning system. It helps in pressurizing the refrigerant, which is crucial for the efficient operation of the air conditioning compressor. This ensures that the cabin remains comfortable regardless of external temperatures.

Pneumatic Tools and Accessories

Many vehicles and machinery use pneumatic tools and accessories that rely on a steady supply of compressed air. The 3279087 ensures that these tools operate efficiently, contributing to maintenance and repair tasks.

By understanding the role of the 3279087 in these various systems, engineers and mechanics can better appreciate its significance in ensuring the smooth and efficient operation of the engine and related components.

Conclusion

The Cummins 3279087 Air Compressor is a vital component in commercial trucks, ensuring the efficient operation of various systems through the generation and maintenance of air pressure. Its key features, benefits, and compatibility with specific Cummins engines highlight its importance in the industry. Regular maintenance and adherence to safety considerations are essential for optimal performance and longevity.