4930875
Quick Disconnect Connector
Cummins®

Introduction

The Cummins 4930875 Quick Disconnect Connector is a specialized component designed for use in commercial truck operations. It facilitates the rapid and secure connection and disconnection of various systems within the truck, enhancing operational efficiency and simplifying maintenance procedures. Its role is significant in the context of commercial trucking, where time and reliability are paramount.

Basic Concepts of Quick Disconnect Connectors

Quick disconnect connectors are devices that allow for the swift and secure connection and disconnection of fluid or gas lines without the need for tools. They are widely used across various industries, including automotive, aerospace, and manufacturing, for their convenience and reliability. In commercial trucking, these connectors are vital for systems that require frequent servicing or adjustments, such as fuel, air brake, and hydraulic systems ¹.

Purpose of the Cummins 4930875 Quick Disconnect Connector

The Cummins 4930875 Quick Disconnect Connector is integral to the operation of a truck, particularly within systems that demand regular maintenance or adjustments. It enables quick and secure connections, which is crucial for systems like fuel lines, air brake systems, and hydraulic circuits. By streamlining the connection process, it contributes to the overall efficiency of truck maintenance and reduces downtime ².

Key Features

The Cummins 4930875 Quick Disconnect Connector is characterized by its robust design and high-quality materials, ensuring durability and reliability in demanding commercial truck environments. Its connection mechanism is designed for ease of use, allowing for quick and secure connections without the need for additional tools. Unique attributes include its resistance to wear and corrosion, which enhances its longevity and performance in various operating conditions.

Benefits

Utilizing the Cummins 4930875 Quick Disconnect Connector offers several advantages. It significantly reduces the time required for maintenance tasks by enabling quick connections and disconnections. This efficiency not only saves time but also minimizes the potential for human error during the connection process. Additionally, the connector enhances system reliability by providing a secure and leak-free connection, which is critical for the safe operation of commercial trucks ³.

Installation Process

Proper installation of the Cummins 4930875 Quick Disconnect Connector involves several steps to ensure a secure and efficient connection. Preparatory steps include cleaning the connection points to remove any debris or contaminants. The installation requires specific tools, such as wrenches for tightening connections, and should be performed according to the manufacturer’s guidelines. Safety considerations include ensuring that the system is depressurized before beginning work and wearing appropriate personal protective equipment (PPE).

Troubleshooting and Maintenance

Common issues with the Cummins 4930875 Quick Disconnect Connector may include leaks, difficulty in connecting or disconnecting, and wear or damage to the connector. Diagnosing these problems involves inspecting the connector for signs of wear, ensuring that it is properly aligned and seated, and checking for any obstructions or debris. Regular maintenance, such as cleaning and inspecting the connector for wear, can help ensure its longevity and optimal performance.

Safety Considerations

When working with the Cummins 4930875 Quick Disconnect Connector, it is important to observe several safety practices. This includes wearing appropriate PPE, such as gloves and safety glasses, to protect against potential hazards. Operational safety checks should be performed regularly to ensure that the connector is functioning correctly and that there are no leaks or other issues that could compromise safety.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emission solutions. With a history spanning over a century, Cummins has established a strong reputation in the commercial truck industry for producing reliable and high-performance components. Its extensive product range and commitment to innovation have made it a preferred choice for commercial truck operators worldwide.

Cummins Quick Disconnect Connector 4930875 Compatibility

The Cummins Quick Disconnect Connector part number 4930875 is designed to fit a variety of Cummins engines, providing a reliable and efficient connection for fuel, oil, and other fluid lines. This part is engineered to ensure a secure and leak-free connection, which is crucial for maintaining engine performance and safety.

ISB Series Engines

• ISB CM2150
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISBE CM2150
• ISBE4 CM850

The ISB series engines, including the ISB CM2150, ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150, and ISBE4 CM850, are designed for a range of applications from light-duty to medium-duty use. The 4930875 Quick Disconnect Connector is compatible with these engines, ensuring that the connections for fuel and other fluids are robust and easy to manage.

ISB5.9 and ISB6.7 Engines

• ISB5.9 CM2880 B110
• ISB6.7 CM2250

The ISB5.9 CM2880 B110 and ISB6.7 CM2250 engines are part of the ISB series, known for their durability and efficiency. The 4930875 connector fits these engines seamlessly, providing a reliable connection that can withstand the rigors of heavy-duty operations.

ISD Series Engines

• ISD4.5 CM2220 D108

The ISD4.5 CM2220 D108 engine is designed for applications requiring high torque and reliability. The 4930875 Quick Disconnect Connector is engineered to fit this engine, ensuring that connections for fuel and other fluids are secure and leak-free.

QSB Series Engines

• QSB4.5 CM850 (CM2850)
• QSB5.9 CM2880 B115
• QSB6.7 CM2250
• QSB6.7 CM850 (CM2850)
• QSB6.7 M CM2250
• QSB7 CM2880 B117

The QSB series engines, including the QSB4.5 CM850 (CM2850), QSB5.9 CM2880 B115, QSB6.7 CM2250, QSB6.7 CM850 (CM2850), QSB6.7 M CM2250, and QSB7 CM2880 B117, are designed for a wide range of applications from agricultural to industrial use. The 4930875 Quick Disconnect Connector is compatible with these engines, ensuring that the connections for fuel and other fluids are robust and easy to manage.

The 4930875 Quick Disconnect Connector is a versatile and reliable component that fits a broad range of Cummins engines, ensuring secure and leak-free connections for critical fluid lines.

Role of Part 4930875 Quick Disconnect Connector in Engine Systems

The Part 4930875 Quick Disconnect Connector is integral to the efficient and safe operation of various engine systems, particularly those involving fuel delivery and filtration. This component facilitates the seamless connection and disconnection of fuel lines, ensuring that the fuel system remains intact and operational under varying conditions.

Fuel System Integration

In the fuel system, the Quick Disconnect Connector is employed at several key points to enhance both maintenance and performance. It is typically installed between the Fuel Fitting and the Fuel Inlet, allowing for easy access during servicing without the need for complex disassembly. This connector ensures a secure seal, preventing fuel leaks that could pose safety hazards.

Connection to Fuel Filter

The Quick Disconnect Connector plays a significant role in the fuel filtration process. It is often found connecting the Fuel Filter to the Fuel Filter Plumbing. This setup allows for quick replacement of the filter, which is essential for maintaining fuel quality and engine performance. The connector ensures that the transition between the filter and the plumbing is smooth, reducing the risk of clogs or restrictions in the fuel line.

Adapter and Head Assembly

Another application of the Part 4930875 is in conjunction with the Fuel Connector Adapter and the Fuel Filter Head. These components work together to regulate fuel flow and pressure. The Quick Disconnect Connector simplifies the attachment and detachment of these elements, making it easier to perform diagnostics or upgrades on the fuel system.

Overall System Benefits

By incorporating the Quick Disconnect Connector into the fuel system, engineers and mechanics can achieve several benefits. The ease of connection and disconnection reduces downtime during maintenance, allowing for quicker turnaround times. Additionally, the secure seal provided by the connector enhances the overall reliability of the fuel system, contributing to consistent engine performance.

Conclusion

The Cummins 4930875 Quick Disconnect Connector is a versatile component that enhances the functionality and maintainability of engine systems, particularly in the context of fuel delivery and filtration. Its robust design, ease of use, and compatibility with a wide range of Cummins engines make it an invaluable tool for commercial truck operators and maintenance professionals.