4017508
Air Balance Tube
Cummins®

Introduction

The Cummins 4017508 Air Balance Tube is a critical component in the air brake systems of commercial trucks. It ensures the equal distribution of air pressure across the braking system, which is essential for consistent and reliable braking performance. This part contributes significantly to the safety and efficiency of the vehicle’s braking system ¹.

Function and Operation

The Air Balance Tube operates within the truck’s air brake system by facilitating the equalization of air pressure between the front and rear brake circuits. This balance is achieved through a series of passages and chambers within the tube that allow air to flow between the circuits as needed. By maintaining equal air pressure, the tube helps to prevent brake imbalance, which can lead to uneven braking and potential safety hazards ².

Key Features

The Cummins 4017508 Air Balance Tube is constructed with durable materials to withstand the rigors of commercial truck operation. Its design includes precise dimensions and a robust build to ensure reliable performance. Unique attributes of the tube may include specific port configurations and internal baffling to optimize air flow and pressure equalization ³.

Benefits

The use of the Air Balance Tube offers several advantages. It contributes to improved brake performance by ensuring that both the front and rear brakes apply with equal force. This equal application enhances safety by reducing the risk of brake imbalance and associated hazards. Additionally, the tube can increase the efficiency of the braking system by promoting consistent air pressure, which can lead to better overall vehicle control.

Installation

Proper installation of the Cummins 4017508 Air Balance Tube involves several steps. It is important to ensure that the truck’s air brake system is depressurized before beginning. The tube should be aligned with the existing brake lines and secured in place using the appropriate fittings. Tools such as wrenches and possibly a torque wrench may be required to ensure that all connections are properly tightened. Following the manufacturer’s instructions is crucial to avoid damage to the component or the brake system.

Maintenance and Troubleshooting

Regular maintenance of the Air Balance Tube is important to ensure its continued reliable operation. This includes checking for any signs of wear or damage, ensuring that all connections are secure, and verifying that the tube is free of obstructions. Common issues may include leaks or blockages within the tube, which can affect air pressure equalization. Basic troubleshooting steps involve inspecting the tube for physical damage and testing the brake system for proper operation.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the commercial truck industry. The company offers a wide range of products and services designed to meet the needs of customers in various markets, including transportation, construction, and power generation.

Cummins Engine Compatibility with Air Balance Tube Part 4017508

The Air Balance Tube part number 4017508, manufactured by Cummins, is designed to fit a range of Cummins engines. This part plays a role in maintaining the air balance within the engine’s system, ensuring optimal performance and efficiency. Below is a detailed description of the compatibility of this part with various Cummins engines:

QSK38 Series Engines

• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS

The Air Balance Tube part 4017508 is compatible with the QSK38 series engines, specifically the CM2150 MCRS and CM850 MCRS models. These engines are known for their robust design and are often used in heavy-duty applications.

QSK45 Series Engine

• QSK45 CM500

This part is also suitable for the QSK45 CM500 engine, which is part of the QSK45 series. This engine is designed for high-performance applications and benefits from the precise air balance provided by the part 4017508.

QSK50 Series Engines

• QSK50 CM2150 K107
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

The QSK50 series engines, including the CM2150 K107, CM2150 MCRS, and CM2350 K108 models, are all compatible with the Air Balance Tube part 4017508. These engines are widely used in various industries due to their reliability and efficiency.

QSK60 Series Engines

• QSK60 CM500
• QSK60 CM850 MCRS
• QSK60G

The QSK60 series engines, such as the CM500, CM850 MCRS, and QSK60G, also support the use of the Air Balance Tube part 4017508. These engines are engineered for heavy-duty applications and benefit from the precise air management provided by this part.

By ensuring that the Air Balance Tube part 4017508 is correctly installed in these engines, operators can maintain optimal engine performance and longevity.

Role of Part 4017508 Air Balance Tube in Engine Systems

The 4017508 Air Balance Tube is integral to the efficient operation of various engine systems, particularly when paired with an aftercooler. This component ensures that the airflow is evenly distributed across the engine’s cylinders, which is essential for balanced performance and optimal combustion.

In systems equipped with an aftercooler, the Air Balance Tube works in conjunction to maintain consistent air pressure and temperature. The aftercooler reduces the temperature of the compressed air from the turbocharger, increasing its density and thus improving engine efficiency. The Air Balance Tube ensures that this cooled, dense air is evenly distributed, preventing any single cylinder from receiving disproportionately more or less air than the others.

This balanced air distribution is vital for maintaining engine performance, reducing wear on engine components, and ensuring that the engine operates within its designed parameters. The Air Balance Tube, therefore, plays a significant role in enhancing the overall efficiency and reliability of the engine system.

Conclusion

The Cummins 4017508 Air Balance Tube is a vital component in the air brake systems of commercial trucks, ensuring equal distribution of air pressure and enhancing safety and efficiency. Its proper installation, maintenance, and compatibility with various Cummins engines highlight its importance in maintaining optimal engine performance and longevity.