4945226
Breather Tube
Cummins®

The 4945226 Breather Tube, manufactured by Cummins, is a component designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces a range of parts and systems aimed at enhancing the performance and reliability of heavy-duty vehicles. This part is significant in the context of truck maintenance and operation, contributing to the efficient functioning of the engine system.

Basic Concepts of Breather Tubes

Breather tubes are components found in various mechanical systems, including those of heavy-duty trucks. Their general function is to allow air to enter and exit enclosed spaces, such as engine compartments, to manage pressure and facilitate ventilation. This process is vital for maintaining optimal engine performance and preventing damage from pressure build-up ¹.

Purpose of the 4945226 Breather Tube

This Cummins part plays a specific role in the operation of a truck by managing pressure and ventilation within the engine compartment. It ensures that the engine operates in a controlled environment, which is crucial for its efficiency and longevity. By allowing air to circulate, it helps in dissipating heat and reducing the risk of pressure-related issues within the engine system ².

Key Features

The 4945226 is characterized by several primary features that enhance its functionality and durability. These include its material composition, which is designed to withstand the harsh conditions of a truck’s engine compartment, and its design elements that ensure efficient air flow and pressure management. Additionally, any unique attributes of the tube contribute to its overall performance and reliability.

Benefits of Using the 4945226 Breather Tube

Incorporating this part into truck maintenance routines offers several advantages. These include improved engine performance due to better pressure management and ventilation, increased longevity of the engine components by reducing wear and tear, and enhanced reliability of the truck’s operation. The tube’s design and material contribute to these benefits, making it a valuable component for heavy-duty truck maintenance.

Installation Process

The correct installation of the 4945226 involves a series of steps that ensure it functions as intended. Best practices include ensuring the tube is properly aligned and secured, and checking for any obstructions that could impede air flow. Common pitfalls to avoid during installation include improper alignment, which can lead to inefficient pressure management, and insufficient securing, which may result in the tube becoming dislodged during operation.

Troubleshooting Common Issues

Frequent problems associated with breather tubes can include blockages, leaks, or damage to the tube itself. Potential causes of these issues range from debris accumulation to physical damage. Recommended solutions or adjustments include regular inspection and cleaning of the tube, ensuring it is properly installed, and replacing it if any damage is detected. These measures help ensure the tube continues to perform optimally.

Maintenance Tips

Routine checks and maintenance practices for the 4945226 are important for prolonging its service life and maintaining efficiency. These include regular inspection for signs of wear or damage, cleaning the tube to remove any debris that may obstruct air flow, and ensuring it remains properly installed. Following these maintenance tips can help prevent issues and ensure the tube continues to contribute to the efficient operation of the truck.

Cummins: A Brief Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of products and strong reputation for quality and reliability. The company has a long history of innovation and excellence in engine and component manufacturing, making it a trusted name among truck operators and maintenance professionals. Cummins’ product range includes engines, filtration systems, and aftermarket parts, all designed to enhance the performance and reliability of commercial trucks.

Compatibility with Cummins Engines

The Breather Tube part 4945226 is designed to fit a range of Cummins engines. This part is crucial for maintaining the proper ventilation and pressure balance within the engine’s crankcase. Below is a detailed description of its compatibility with the specified engines:

ISC CM2150 and ISL CM2150

This part is compatible with the ISC CM2150 and ISL CM2150 engines. These engines are part of the Cummins ISC and ISL series, known for their robust performance and reliability in various applications, including heavy-duty trucks and industrial machinery.

ISC8.3 CM2250 and ISL9 CM2250

This breather tube also fits the ISC8.3 CM2250 and ISL9 CM2250 engines. These engines are part of the next generation in the Cummins ISC and ISL series, offering enhanced performance and efficiency. The ISC8.3 CM2250 and ISL9 CM2250 engines are designed to meet stringent emission standards while delivering reliable power.

QSC9 CM2250/QSL9 CM2250 and QSL9 CM2250

The part 4945226 is also compatible with the QSC9 CM2250, QSL9 CM2250, and QSL9 CM2250 engines. These engines are part of the Cummins QSC and QSL series, which are engineered for high-performance applications, including construction equipment and agricultural machinery. The QSL9 CM2250 engine is particularly noted for its durability and efficiency.

QSL9 CM2350 L102

Lastly, the Breather Tube part 4945226 fits the QSL9 CM2350 L102 engine. This engine is part of the Cummins QSL series, designed for demanding applications where reliability and performance are critical. The QSL9 CM2350 L102 engine is engineered to deliver exceptional power and efficiency, making it suitable for heavy-duty industrial and construction equipment.

By ensuring the proper fitment of the Breather Tube part 4945226, these Cummins engines can maintain optimal performance and longevity.

Role of Part 4945226 Breather Tube in Engine Systems

The part 4945226 is an essential component in the crankcase breather system of an engine. Its primary function is to manage the pressure within the crankcase by allowing gases to escape while preventing external contaminants from entering.

In the crankcase breather system, the breather tube is connected to the crankcase, which houses the crankshaft and connecting rods. As the engine operates, the pistons move up and down, creating pressure within the crankcase. This pressure can lead to the formation of blow-by gases, which are a mixture of air, fuel, and combustion byproducts that escape past the piston rings.

The breather tube provides a pathway for these gases to be vented from the crankcase. It is typically connected to a breather box or directly to the air intake system. By venting these gases, the breather tube helps maintain optimal pressure levels within the crankcase, ensuring smooth engine operation and preventing damage to seals and gaskets.

Additionally, the breather tube is designed to incorporate a filtration system to trap any contaminants that may enter through the vent. This ensures that the crankcase remains clean, protecting internal components from wear and extending the engine’s lifespan.

In summary, the part 4945226 plays a significant role in maintaining the health and efficiency of the crankcase breather system, contributing to the overall performance and durability of the engine ³.

Conclusion

This comprehensive overview of the 4945226 Breather Tube by Cummins provides a detailed understanding of its function, benefits, and maintenance requirements, highlighting its importance in the operation and maintenance of heavy-duty trucks.