3287273
Quick Disconnect Connector
Cummins®

The Cummins Quick Disconnect Coupling, part number 3287273, is a specialized component designed to facilitate efficient and safe fluid transfer operations in commercial trucks. Its role is significant in ensuring the seamless operation of various fluid systems within these vehicles, contributing to overall efficiency and reliability.

Basic Concepts of Quick Disconnect Couplings

Quick disconnect couplings are mechanical devices that allow for the rapid connection and disconnection of fluid lines without the need for tools. They are widely used across multiple industries for their convenience and efficiency. In the commercial trucking sector, these couplings are integral to fluid transfer systems, enabling quick and secure connections for fuel, hydraulic fluids, and other essential liquids ¹.

Purpose of the 3287273 Quick Disconnect Coupling

This Cummins part is designed to play a role in the fluid transfer systems of commercial trucks. It allows for the swift connection and disconnection of hoses and pipes, which is particularly useful during maintenance operations or when switching between different fluid sources. This coupling ensures a secure seal, preventing leaks and maintaining system integrity.

Key Features

The 3287273 Quick Disconnect Coupling boasts several key features that enhance its performance and durability. It is constructed from high-quality materials that resist corrosion and wear, ensuring longevity in demanding environments. The design includes a robust locking mechanism that provides a secure connection, minimizing the risk of accidental disconnections. Additionally, the coupling is engineered to withstand high pressure and temperature variations, making it suitable for a wide range of applications ².

Benefits

This part offers numerous benefits. Its design allows for ease of use, significantly reducing the time required for maintenance tasks. The secure connection minimizes the risk of leaks, enhancing safety and efficiency. Furthermore, the quick disconnect feature improves overall safety by allowing for rapid disconnection in emergency situations, potentially preventing accidents.

Installation Process

Installing the 3287273 Quick Disconnect Coupling involves several steps to ensure proper fitting and function. Begin by ensuring the mating surfaces are clean and free of debris. Align the coupling with the corresponding port and press firmly until the locking mechanism engages. Verify the connection by checking for any signs of leakage. Tools required may include a wrench for initial alignment and a pressure tester to confirm the seal integrity.

Troubleshooting Common Issues

Common issues with quick disconnect couplings include leaks and difficulty in disconnecting. To address leaks, inspect the coupling for signs of wear or damage and ensure the locking mechanism is fully engaged. If disconnection is difficult, check for obstructions or debris around the coupling and ensure the release mechanism is functioning correctly. Regular maintenance can prevent many of these issues.

Maintenance Tips

To ensure the longevity and reliable operation of the 3287273 Quick Disconnect Coupling, regular maintenance is essential. This includes periodic cleaning of the coupling to remove any buildup of dirt or debris, inspecting for signs of wear or damage, and lubricating moving parts as necessary. Replace any worn or damaged components promptly to maintain system integrity.

Safety Considerations

When installing, maintaining, or troubleshooting the 3287273 Quick Disconnect Coupling, several safety practices should be observed. Ensure the system is depressurized before making any connections or disconnections to prevent injury from pressurized fluid. Use appropriate personal protective equipment (PPE) such as gloves and safety glasses. Follow all manufacturer guidelines and recommendations to ensure safe operation.

About Cummins

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 spanning over a century, Cummins is committed to innovation and quality, providing reliable solutions for a variety of industries, including commercial trucking. The company’s extensive product range and dedication to customer satisfaction underscore its reputation as a leader in the field.

Cummins Quick Disconnect Coupling Part 3287273 Compatibility

The Cummins Quick Disconnect Coupling part number 3287273 is designed to fit a variety of Cummins engines, ensuring a secure and efficient connection for fuel, oil, and other fluid lines. This part is engineered to provide a reliable and quick connection mechanism, facilitating ease of maintenance and operation.

Compatible Engines

B Series Engines

• B4.5 CM2350 B135B
• B6.7 CM2350 B135B
• B6.7 CM2670 B153B
• B6.7 G CMOH6.0 B125

F Series Engines

• F3.8 CM2620 F137B
• F4.5 CM2620 F139B

ISB Series Engines

• ISB CM2150
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB4.5 CM2350 B104
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

ISBE Series Engines

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

ISG Series Engines

• ISG11 CM2880 G108
• ISG12 CM2880 G107

QSB Series Engines

• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

QSG Series Engines

• QSG12/X12 CM2350 G110

QSL Series Engines

• QSL9 CM2250

This part is compatible with the listed engines, ensuring that the Quick Disconnect Coupling can be used across a broad range of Cummins engine models. The design of the part allows it to interface seamlessly with the specific requirements of each engine, providing a standardized solution for quick and secure connections.

Role of Part 3287273 Quick Disconnect Coupling in Engine Systems

The Part 3287273 Quick Disconnect Coupling is integral to the efficient operation and maintenance of various engine systems. This component facilitates the seamless connection and disconnection of several critical systems, ensuring both operational efficiency and ease of maintenance.

Compressor Coolant System

In the compressor coolant system, the Quick Disconnect Coupling allows for rapid connection and disconnection of the coolant lines. This is particularly beneficial during maintenance procedures, where quick access to the compressor is necessary. The coupling ensures that the coolant flow is uninterrupted during normal operation, maintaining optimal compressor temperature and efficiency.

Compressor and Air Systems

For the compressor and air systems, the Quick Disconnect Coupling plays a significant role in the plumbing arrangements. It enables technicians to quickly isolate the compressor for servicing without the need for complex disassembly. This not only saves time but also reduces the risk of accidental damage to surrounding components.

Fuel Module Coolant System

In the fuel module coolant system, the coupling is used to connect the coolant lines to the fuel module. This ensures that the fuel module remains at an optimal temperature, which is essential for its efficient operation. The quick disconnect feature allows for easy removal and replacement of the fuel module, facilitating quicker turnaround times during maintenance.

General Plumbing Applications

Across various plumbing applications within the engine system, the Quick Disconnect Coupling provides a reliable means of connecting and disconnecting fluid lines. Whether it’s for coolant, fuel, or air, this component ensures that connections are secure during operation and easily accessible when maintenance is required.

The integration of the Part 3287273 Quick Disconnect Coupling into these systems enhances both the operational efficiency and maintainability of the engine, making it a valuable component in any engine system arrangement.

Conclusion

The Cummins Quick Disconnect Coupling, part number 3287273, is a vital component in the fluid transfer systems of commercial trucks. Its design and features contribute to the efficient and safe operation of various engine systems, facilitating quick and secure connections and disconnections. Regular maintenance and adherence to safety practices ensure the longevity and reliability of this part, making it an indispensable tool for technicians and operators in the commercial trucking industry.