4939580
Air Cleaner
Cummins®

The Cummins 4939580 Air Cleaner is a component designed to enhance the operation of commercial trucks by ensuring clean air intake to the engine. Its role is significant in maintaining engine performance and longevity by filtering out contaminants from the air.

Basic Concepts of Air Cleaners

An air cleaner is a device that filters the air entering an engine, removing dust, dirt, and other particulates that could cause damage or reduce efficiency. It typically consists of a housing, a filter element, and sometimes a pre-cleaner. These components work together to trap contaminants while allowing clean air to pass through to the engine ¹.

Purpose of the Cummins 4939580 Air Cleaner

This Cummins part is designed to filter the air entering the engine of a truck. By removing contaminants, it helps maintain engine performance and extends the engine’s lifespan. Clean air intake ensures optimal combustion, which is vital for efficient engine operation ².

Key Features

The 4939580 incorporates several design elements and materials that enhance its performance and durability. It features a robust housing, high-efficiency filter media, and may include additional components like a pre-cleaner to improve filtration in harsh environments.

Benefits of Using the Cummins 4939580 Air Cleaner

Installing this part in commercial trucks offers several advantages. These include improved engine efficiency due to cleaner air intake, reduced maintenance costs as a result of prolonged engine life, and enhanced durability of the air cleaner itself, which is built to withstand demanding conditions.

Installation Process

To install the 4939580, one should follow a step-by-step process that includes preparing the truck’s engine compartment, aligning the air cleaner with the intake, securing it in place, and ensuring all connections are tight. Tools required may include wrenches and possibly a torque wrench to ensure proper fastening.

Maintenance and Care

Regular maintenance of this part is crucial for its longevity and efficiency. This includes adhering to a cleaning schedule for the filter element, inspecting for damage or wear, and following replacement guidelines for filters and other components to ensure continued optimal performance.

Troubleshooting Common Issues

Common issues with the 4939580 may include reduced filtration efficiency or physical damage to the housing or filter. Symptoms of malfunction can be identified through performance drops in the engine or visible damage. Diagnostic steps involve inspecting the air cleaner components and following repair or replacement procedures as necessary.

Environmental Impact

This part contributes to reducing emissions and improving air quality by ensuring that the engine operates with clean air, which leads to more complete combustion and lower emissions. This aligns with environmental regulations and standards aimed at minimizing the impact of commercial vehicles on air quality ³.

Cummins Corporation Overview

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 of innovation and a commitment to quality, Cummins plays a significant role in the automotive and engine manufacturing industry, providing components that enhance the performance and efficiency of vehicles worldwide.

Compatibility with Cummins Engines

• 4B3.9: The 4939580 is specifically designed to fit the 4B3.9 engine, ensuring that it meets the stringent filtration requirements of this engine model. This compatibility ensures that the engine operates with clean air, which is essential for preventing debris and contaminants from entering the engine and causing damage.

• Other Cummins Engines: While the primary focus is on the 4B3.9 engine, the 4939580 is also compatible with a range of other Cummins engines. This versatility makes it a valuable component for maintaining a variety of engine types within the Cummins lineup.

Role of Part 4939580 Air Cleaner in Engine Systems

The 4939580 is an essential component in maintaining the efficiency and performance of various engine systems. Its primary function is to filter the air entering the engine, ensuring that only clean air reaches the combustion chamber. This is vital for the proper functioning of several interconnected components within the engine system.

Interaction with Key Engine Components

1. Intake Manifold: The air cleaner supplies filtered air to the intake manifold, which then distributes it to the engine’s cylinders. Clean air ensures optimal air-fuel mixture, enhancing combustion efficiency.

2. Throttle Body: Positioned downstream of the air cleaner, the throttle body regulates the amount of air entering the engine. A consistent supply of clean air from the air cleaner helps maintain precise control over the airflow, which is essential for smooth engine operation.

3. Mass Airflow Sensor (MAF): The MAF sensor measures the amount of air entering the engine. The air cleaner ensures that the MAF sensor receives clean, unobstructed air, allowing for accurate readings and proper fuel injection management by the engine control unit (ECU).

4. Cylinders: Clean air from the air cleaner contributes to more efficient combustion within the cylinders. This results in better fuel economy and reduced emissions, as well as prolonged engine life due to less wear on internal components.

5. Catalytic Converter: By providing clean air for combustion, the air cleaner indirectly supports the catalytic converter’s function. Efficient combustion means fewer unburned hydrocarbons and other pollutants entering the exhaust system, allowing the catalytic converter to operate more effectively.

6. Engine Control Unit (ECU): The ECU relies on data from various sensors, including the MAF sensor, to adjust fuel delivery and ignition timing. The air cleaner’s role in providing clean air ensures that these adjustments are based on accurate sensor readings, leading to optimal engine performance.

Conclusion

In summary, the 4939580 plays a significant role in the overall health and efficiency of the engine system by ensuring that all interconnected components receive clean, filtered air. This not only enhances performance but also contributes to the longevity of the engine.