3349351
Air Cleaner
Cummins®

Introduction

The Cummins 3349351 Air Cleaner is a component designed for use in commercial trucks. Its purpose is to filter the air entering the engine, ensuring that the air is free from contaminants that could potentially harm the engine. This part is significant in the operation of commercial trucks as it contributes to maintaining engine efficiency and longevity ¹.

Basic Concepts of Air Cleaners

An air cleaner, also known as an air filter, is a device that removes contaminants from the air in a vehicle to prevent them from entering and causing damage to the engine. It functions by drawing air in through a filter medium that traps particles such as dust, dirt, and other impurities. The importance of an air cleaner in the engine system of a truck cannot be overstated, as it plays a role in protecting the engine from wear and tear caused by these contaminants ².

Purpose of the Cummins 3349351 Air Cleaner

The Cummins 3349351 Air Cleaner is designed to filter the air intake for truck engines. It plays a role in the engine’s operation by ensuring that the air entering the combustion chamber is clean. This filtration process helps to prevent abrasive particles from entering the engine, which can lead to increased wear on engine components and reduced performance over time ³.

Key Features

The Cummins 3349351 Air Cleaner is characterized by its robust design and the quality of materials used in its construction. It features a durable housing that protects the filter element, which is typically made from a high-efficiency material capable of capturing a wide range of particle sizes. Unique attributes of this air cleaner may include a sealed design to prevent bypass of contaminants and a high dust-holding capacity, which allows for extended service intervals.

Benefits of Using the Cummins 3349351 Air Cleaner

Installing the Cummins 3349351 Air Cleaner can lead to improved engine performance, as cleaner air combustion results in more efficient engine operation. It also contributes to the longevity of the engine by reducing the rate of wear on internal components. Additionally, the efficiency of the air cleaner can lead to better fuel economy, as the engine operates more effectively with clean air intake.

Installation Process

To install the Cummins 3349351 Air Cleaner, one should follow a step-by-step process that includes disconnecting the old air cleaner, ensuring the new one is correctly aligned with the intake tract, and securing it in place. Tools required may include basic hand tools for removal and installation. Safety precautions should be taken, such as ensuring the engine is off and cool before beginning the installation process.

Maintenance Tips

To ensure optimal performance of the Cummins 3349351 Air Cleaner, regular maintenance is recommended. This includes periodic inspection of the air cleaner housing for any signs of damage and cleaning or replacing the filter element as per the manufacturer’s guidelines. A routine maintenance schedule helps to maintain engine efficiency and prolong the life of the air cleaner.

Troubleshooting Common Issues

Common problems associated with air cleaners include reduced airflow due to a clogged filter or leaks in the air intake system. If the engine seems to lack power or if there are unusual noises from the air intake area, these could be signs of air cleaner issues. Addressing these problems promptly by inspecting and replacing the filter or sealing any leaks can help maintain engine performance.

Cummins Company Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes diesel and natural gas engines, as well as related technologies. With a history dating back to the early 20th century, Cummins has established a reputation for innovation and quality in the manufacturing of engines and engine-related components. The company’s expertise in diesel technology is reflected in its wide range of products, including the Cummins 3349351 Air Cleaner, which is part of its commitment to providing reliable and efficient solutions for commercial vehicle operators.

Compatibility of Cummins Air Cleaner Part 3349351

The Cummins Air Cleaner part number 3349351 is designed to fit seamlessly with a range of Cummins engines, ensuring optimal air filtration and engine performance. This air cleaner is engineered to provide efficient air flow while effectively filtering out contaminants, which is crucial for maintaining engine health and efficiency.

QSM11 Engines

For the QSM11 series, the air cleaner part 3349351 is a perfect match. This series of engines is known for its robust design and reliability, making it a popular choice in various industrial applications. The air cleaner ensures that the engine receives clean air, which is essential for preventing dust and debris from entering the combustion chamber.

CM570 Engines

The CM570 engines also benefit significantly from the use of the Cummins Air Cleaner part 3349351. This engine series is recognized for its high power output and efficiency, making it suitable for heavy-duty applications. The air cleaner part 3349351 complements the CM570’s performance by ensuring that the engine operates with clean air, which is vital for maintaining its efficiency and longevity.

Grouping of Engines

Both the QSM11 and CM570 engines share common design principles that make the air cleaner part 3349351 a versatile and compatible choice. The air cleaner’s design is such that it can be easily integrated into the engine’s air intake system, providing a secure and efficient fit. This compatibility ensures that users can maintain their engines with confidence, knowing that the air cleaner is designed to work optimally with their specific engine model.

Role of Part 3349351 Air Cleaner in Engine Systems

The air cleaner, specifically part 3349351, is an integral component within the engine system, ensuring the intake air is free from contaminants before it enters the combustion chamber. Its primary function is to filter out dust, dirt, and other particulates that could otherwise cause damage to the engine’s internal components.

Interaction with Engine Components

1. Intake Manifold: The air cleaner is positioned upstream of the intake manifold. Clean, filtered air from the air cleaner is drawn into the manifold, where it mixes with fuel before entering the cylinders.

2. Throttle Body: In systems equipped with a throttle body, the air cleaner supplies clean air that passes through the throttle body. This ensures that the air-fuel mixture is optimal, contributing to efficient combustion.

3. Mass Air Flow (MAF) Sensor: The MAF sensor measures the amount of air entering the engine. The air cleaner ensures that the air reaching the MAF sensor is clean, allowing for accurate air flow measurements and proper fuel injection timing.

4. Intercooler (in Turbocharged Engines): In turbocharged engines, the air cleaner provides clean air that is then compressed by the turbocharger and cooled by the intercooler. This process enhances engine performance by ensuring that the air entering the combustion chamber is not only clean but also dense.

5. Air Intake Hose: The air cleaner is connected to the air intake hose, which transports the filtered air to the engine components. The integrity of this connection is vital for maintaining the efficiency of the air filtration system.

6. PCV (Positive Crankcase Ventilation) System: The air cleaner also interacts with the PCV system by providing a source of clean air that helps ventilate crankcase gases back into the intake stream, reducing emissions and improving engine performance.

By maintaining the cleanliness of the air entering these components, part 3349351 air cleaner plays a significant role in the overall efficiency, performance, and longevity of the engine system.

Conclusion

The Cummins 3349351 Air Cleaner is a critical component for maintaining the efficiency and longevity of commercial truck engines. Its robust design, high-efficiency filtration, and compatibility with various Cummins engines make it a reliable choice for ensuring clean air intake. Regular maintenance and prompt troubleshooting of common issues are essential for maximizing the benefits of this air cleaner and ensuring optimal engine performance.