3279747
Injector Cup
Cummins®

Introduction

The Cummins Injector Cup (Part #3279747) is a component designed to play a role in the fuel injection system of heavy-duty trucks. Its purpose is to provide a secure and sealed environment for the fuel injector within the engine cylinder. This part contributes to the efficient operation of the fuel injection system, ensuring that fuel is delivered precisely and effectively to the combustion chamber ¹.

Basic Concepts and Functionality

Injector cups are integral to the fuel injection system, serving as a housing for the fuel injector tip. They create a seal between the injector and the cylinder, preventing fuel leakage and maintaining the integrity of the combustion process. The Cummins Injector Cup facilitates efficient fuel delivery by ensuring that fuel is injected under the correct pressure and at the precise moment, contributing to optimal engine performance ².

Purpose and Role in Truck Operation

The Cummins Injector Cup (Part #3279747) is specifically designed to enhance the performance and reliability of the truck’s engine. By providing a secure and sealed environment for the fuel injector, it plays a role in maintaining the efficiency of fuel delivery. This, in turn, contributes to the overall performance of the engine, ensuring that it operates smoothly and efficiently under various conditions ³.

Key Features

The Cummins Injector Cup (Part #3279747) features a design that includes precise machining to ensure a tight fit within the cylinder. It is constructed from high-quality materials that can withstand the extreme conditions within the engine, such as high temperatures and pressures. Additionally, the cup may incorporate unique characteristics, such as enhanced sealing properties, to further improve its performance and durability.

Benefits

Using the Cummins Injector Cup (Part #3279747) can lead to several benefits. These include improved fuel efficiency, as the part ensures that fuel is delivered precisely and effectively. Enhanced engine performance is another advantage, as the efficient fuel delivery contributes to smoother and more powerful engine operation. Additionally, the durable construction of the injector cup can lead to increased longevity and reliability of the engine.

Troubleshooting and Maintenance

Common issues with injector cups may include leaks or damage to the cup itself. Diagnostic procedures can involve inspecting the cup for signs of wear or damage and checking for fuel leaks around the injector. Maintenance practices to ensure optimal performance include regular inspection of the injector cup and injector, cleaning or replacing components as necessary, and following manufacturer recommendations for maintenance intervals.

Installation Procedures

Proper installation of the Cummins Injector Cup (Part #3279747) involves several steps. First, ensure that the cylinder is clean and free of debris. Next, carefully place the injector cup into the cylinder, ensuring that it is seated correctly. It may be necessary to use a specialized tool to install the cup properly. Finally, install the fuel injector into the cup, ensuring that it is secured tightly to prevent leaks.

Common Failure Modes

Injector cups may fail due to several reasons, including wear and tear, exposure to extreme temperatures, or improper installation. Preventive measures to mitigate these issues include regular inspection and maintenance of the injector cup and injector, as well as following proper installation procedures. Additionally, using high-quality replacement parts can help ensure the longevity and reliability of the fuel injection system.

Manufacturer Information - Cummins

Cummins Inc. is a well-established manufacturer in the automotive industry, known for producing high-quality diesel engine components. With a history of innovation and commitment to quality, Cummins has built a reputation for reliability and performance. The company’s dedication to producing durable and efficient engine parts is evident in their range of products, including the Cummins Injector Cup (Part #3279747).

Conclusion

The Cummins Injector Cup (Part #3279747) is a vital component in the fuel injection system of heavy-duty trucks. Its role in providing a secure and sealed environment for the fuel injector contributes to the efficient operation of the engine. By ensuring precise and effective fuel delivery, this part enhances engine performance, fuel efficiency, and reliability. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part.