2896819
Injector Fuel Supply Tube
Cummins®

Introduction

The Cummins Injector Fuel Supply Tube, identified by part number 2896819, is a critical component in the fuel system of commercial trucks. This part facilitates the delivery of fuel from the fuel tank to the injectors, ensuring that the engine receives a consistent and adequate supply of fuel for combustion. The Injector Fuel Supply Tube plays a significant role in maintaining the operational efficiency and performance of commercial trucks ¹.

Basic Concepts

Injector fuel supply tubes are fundamental components within the fuel system of diesel engines. They serve as conduits that transport fuel under pressure from the fuel pump to the injectors. The efficiency of these tubes directly influences engine performance, as they must withstand high pressures and temperatures while ensuring a clean and uninterrupted fuel flow. Proper function of the fuel supply tube is vital for optimal engine operation, contributing to both power output and fuel economy ².

Purpose and Role

The Cummins Injector Fuel Supply Tube (Part #2896819) is designed specifically to enhance the fuel delivery system in commercial trucks. It provides a reliable pathway for fuel to travel from the fuel pump to the injectors. This ensures that each injector receives the precise amount of fuel needed for efficient combustion, which in turn contributes to the overall engine efficiency and performance. The tube’s design allows for consistent fuel pressure and flow, which is essential for the engine’s operation under varying load conditions ³.

Key Features

The Cummins Injector Fuel Supply Tube is engineered with several key features that enhance its performance and durability. It is constructed from high-quality materials that are resistant to corrosion and wear, ensuring longevity even in harsh operating environments. The design of the tube includes precise dimensions and smooth internal surfaces to minimize fuel flow resistance and prevent fuel contamination. Additionally, the tube is equipped with secure connection points that ensure a tight seal, preventing fuel leaks and maintaining system integrity.

Benefits

Utilizing the Cummins Injector Fuel Supply Tube offers several advantages. It contributes to improved fuel efficiency by ensuring that fuel is delivered to the injectors with minimal loss or contamination. This results in more efficient combustion and reduced fuel consumption. Furthermore, the tube’s robust construction and precise engineering enhance engine performance by providing a reliable and consistent fuel supply. Increased reliability is another benefit, as the high-quality materials and design reduce the likelihood of failures or leaks, leading to fewer maintenance issues and downtime.

Installation and Maintenance

Proper installation and maintenance of the Cummins Injector Fuel Supply Tube are essential for ensuring optimal performance and longevity. Installation should follow manufacturer guidelines to ensure secure and proper fitting of the tube within the fuel system. Regular maintenance checks are recommended to inspect for signs of wear, corrosion, or leaks. Cleaning the tube and its connections as part of routine maintenance can prevent fuel contamination and ensure smooth operation. Following these procedures helps maintain the efficiency and reliability of the fuel system.

Troubleshooting

Common issues with the Cummins Injector Fuel Supply Tube may include fuel leaks, reduced fuel pressure, or contamination within the fuel line. Troubleshooting steps should begin with a visual inspection of the tube and its connections for any visible signs of damage or wear. Checking for fuel leaks around connection points can identify potential issues early. If fuel pressure is inconsistent, verifying the integrity of the tube and ensuring there are no obstructions within the fuel line is recommended. Addressing these issues promptly can help maintain the efficiency and performance of the engine.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the industry for producing reliable and high-performance automotive components. The company’s commitment to quality is evident in its rigorous testing and quality control processes, ensuring that each component, including the Cummins Injector Fuel Supply Tube, meets the highest standards of performance and durability.

Compatibility

The Cummins Injector Fuel Supply Tube (Part 2896819) is compatible with specific Cummins engine models, including:

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM850 MCRS

These engines are part of the Cummins QSK series, known for their robust design and high performance in various industrial and power generation applications. Ensuring the correct injector fuel supply tube is used for a specific engine model is crucial to maintain the integrity of the fuel delivery system and prevent issues such as fuel leaks, inefficient fuel delivery, and potential engine damage.

Role in Engine Systems

The Injector Fuel Supply Tube (Part 2896819) is an integral component within the fuel supply plumbing of an engine system. This tube facilitates the precise delivery of fuel from the fuel rail to the injectors. It connects the fuel rail, which maintains fuel at a constant pressure, to the fuel injectors responsible for spraying atomized fuel into the combustion chambers at the exact moment required for optimal engine performance.

The tube’s design allows it to withstand the high pressures and temperatures inherent in fuel systems, ensuring that fuel is delivered efficiently without leaks or disruptions. This reliability is essential for maintaining the engine’s performance and fuel efficiency.

Additionally, the Injector Fuel Supply Tube plays a role in the overall integrity of the fuel supply system. It must be compatible with other components such as the fuel rail, injectors, and any associated fittings or seals. This compatibility ensures that the fuel system operates as a cohesive unit, contributing to the engine’s smooth operation and longevity.

Conclusion

The Cummins Injector Fuel Supply Tube (Part 2896819) is a vital component in the fuel delivery system of commercial trucks. Its role in ensuring a consistent and reliable fuel supply to the injectors is crucial for maintaining engine performance and efficiency. Proper installation, maintenance, and troubleshooting are essential to maximize the benefits of this Cummins part and ensure the longevity and reliability of the engine system.