3954906
Fuel Filter Head
Cummins®

Introduction

The Fuel Filter Head 3954906, manufactured by Cummins, is a critical component in the operation of commercial trucks, ensuring the fuel system functions efficiently and reliably.

Basic Concepts of Fuel Filter Heads

A Fuel Filter Head houses the fuel filter and facilitates the filtration process. Its primary functions include filtering contaminants from the fuel before it reaches the engine, maintaining consistent fuel flow, and ensuring the fuel system’s integrity ¹. It integrates into the truck’s fuel system by connecting the fuel lines and the fuel filter, creating a sealed environment that prevents fuel leaks and contamination.

Purpose of the 3954906 Fuel Filter Head

The 3954906 Fuel Filter Head is designed to filter fuel, removing impurities and ensuring that only clean fuel reaches the engine. This role is vital for maintaining the engine’s performance and longevity. By filtering out contaminants, it helps protect sensitive engine components from wear and damage, ensuring the fuel system operates efficiently ².

Key Features

The 3954906 Fuel Filter Head features a robust design that includes high-quality materials to withstand the demands of commercial truck operations. Its construction ensures durability and reliability. Unique attributes of this Fuel Filter Head include precise engineering for optimal fuel flow and filtration efficiency, and a design that facilitates easy maintenance and filter replacement.

Benefits

Using the 3954906 Fuel Filter Head offers several benefits. It contributes to improved fuel efficiency by ensuring clean fuel delivery to the engine. Enhanced engine performance is another advantage, as the filtered fuel helps maintain optimal combustion conditions. Additionally, the longevity of fuel system components is extended due to the reduced wear and contamination that results from using a high-quality Fuel Filter Head ³.

Installation Process

Installing the 3954906 Fuel Filter Head involves several steps to ensure proper integration into the fuel system. Preparatory steps include ensuring the fuel system is clean and free of debris. The installation process requires specific tools, such as wrenches and seals, to secure the Fuel Filter Head in place. Following the manufacturer’s guidelines ensures a secure and efficient installation.

Maintenance Tips

Regular maintenance of the 3954906 Fuel Filter Head is crucial for its longevity and efficient operation. Recommendations include periodic inspection for signs of wear or damage, ensuring all connections are secure, and replacing the fuel filter according to the manufacturer’s schedule. Keeping the Fuel Filter Head and surrounding areas clean also contributes to its efficient operation.

Troubleshooting Common Issues

Common problems associated with Fuel Filter Heads can include fuel leaks, reduced fuel flow, and contamination. Troubleshooting steps involve inspecting the Fuel Filter Head and connections for leaks, ensuring the fuel filter is not clogged, and checking for any signs of damage or wear. Addressing these issues promptly helps maintain the fuel system’s efficiency and reliability.

Safety Considerations

When working with the 3954906 Fuel Filter Head, it is important to observe safety guidelines. This includes handling fuel with care to avoid spills and ensuring proper ventilation when working in enclosed spaces. Additionally, following safety protocols when performing maintenance tasks, such as wearing protective gear and ensuring the engine is off, helps prevent accidents and ensures a safe working environment.

Cummins: A Brief Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of products and strong reputation for quality and reliability. With a history of innovation and commitment to excellence, Cummins continues to be a trusted name in the industry, providing components and solutions that meet the demanding needs of commercial truck operations.

Cummins Fuel Filter Head 3954906 Compatibility

The Cummins Fuel Filter Head part number 3954906 is a critical component for maintaining the efficiency and longevity of various Cummins engines. This part is designed to fit seamlessly with a range of Cummins engine models, ensuring optimal fuel filtration and engine performance. Below is a detailed overview of the engines that are compatible with this fuel filter head.

Cummins 6B Series Engines

• 6B5.9: This engine model benefits from the 3954906 fuel filter head, ensuring that the fuel entering the engine is clean and free of contaminants.

Cummins 6C Series Engines

• 6C8.3: The 3954906 fuel filter head is compatible with the 6C8.3 engine, providing reliable filtration to protect the engine from potential damage caused by impurities in the fuel.

Cummins B Series Engines

• B4.5: This engine model is also compatible with the 3954906 fuel filter head, ensuring that the engine operates smoothly and efficiently.

Cummins ISB Series Engines

• ISB CM2150: The 3954906 fuel filter head fits perfectly with the ISB CM2150 engine, enhancing its performance and reliability.
• ISB CM850: This engine model is designed to work with the 3954906 fuel filter head, ensuring that the fuel is properly filtered before it reaches the engine.
• ISB/ISD6.7 CM2150 SN: The 3954906 fuel filter head is compatible with this engine, providing essential filtration to maintain engine health.
• ISBE CM2150: This engine model is also compatible with the 3954906 fuel filter head, ensuring that the fuel is clean and free of contaminants.

Cummins ISC Series Engines

• ISC CM2150: The 3954906 fuel filter head fits with the ISC CM2150 engine, ensuring that the fuel is properly filtered.
• ISC CM850: This engine model is compatible with the 3954906 fuel filter head, providing reliable filtration to protect the engine.

Cummins ISL Series Engines

• ISL CM2150: The 3954906 fuel filter head is compatible with the ISL CM2150 engine, ensuring that the fuel is clean and free of contaminants.
• ISL9 CM2150 SN: This engine model is designed to work with the 3954906 fuel filter head, providing essential filtration to maintain engine health.
• ISL9.5 CM2880 L138: The 3954906 fuel filter head fits with this engine model, ensuring that the fuel is properly filtered.

Cummins QSB Series Engines

• QSB3.9 30 CM550: The 3954906 fuel filter head is compatible with the QSB3.9 30 CM550 engine, ensuring that the fuel is clean and free of contaminants.
• QSB4.5 CM850(CM2850): This engine model is designed to work with the 3954906 fuel filter head, providing reliable filtration to protect the engine.
• QSB5.9 30 CM550: The 3954906 fuel filter head fits with the QSB5.9 30 CM550 engine, ensuring that the fuel is properly filtered.
• QSB5.9 44 CM550: This engine model is compatible with the 3954906 fuel filter head, providing essential filtration to maintain engine health.
• QSB5.9 CM850: The 3954906 fuel filter head is compatible with the QSB5.9 CM850 engine, ensuring that the fuel is clean and free of contaminants.
• QSB6.7 CM850(CM2850): This engine model is designed to work with the 3954906 fuel filter head, providing reliable filtration to protect the engine.
• QSB7 CM2880 B117: The 3954906 fuel filter head fits with the QSB7 CM2880 B117 engine, ensuring that the fuel is properly filtered.

Cummins QSC Series Engines

• QSC8.3 CM850(CM2850): The 3954906 fuel filter head is compatible with the QSC8.3 CM850(CM2850) engine, ensuring that the fuel is clean and free of contaminants.

Cummins QSL Series Engines

• QSL9 CM850(CM2850): This engine model is designed to work with the 3954906 fuel filter head, providing reliable filtration to protect the engine.

Role of Part 3954906 Fuel Filter Head in Engine Systems

The part 3954906 Fuel Filter Head is an integral component within the fuel system of various engine setups. Its primary function is to facilitate the efficient and clean delivery of fuel from the fuel tank to the engine. This is achieved by connecting to the fuel filter, which is responsible for removing impurities and contaminants from the fuel before it reaches the engine.

Integration with Fuel System Components

1. Fuel Filter Connection: The Fuel Filter Head interfaces directly with the fuel filter. This connection ensures that the filtered fuel is directed into the engine’s fuel lines without any obstructions. The head’s design allows for a secure attachment, preventing fuel leaks and ensuring a consistent fuel flow.

2. Fuel Line Attachment: Once the fuel has passed through the filter, the Fuel Filter Head plays a role in channeling it into the fuel lines. These lines transport the fuel to the engine’s fuel injectors or carburetor, depending on the engine type. The head’s precise engineering ensures that the fuel flow is uninterrupted and maintains the required pressure levels.

3. Location within the Fuel System: Typically, the Fuel Filter Head is situated between the fuel tank and the engine. This strategic placement allows it to monitor and regulate the fuel as it transitions from storage to usage. Its location also makes it easily accessible for maintenance and replacement, should the need arise.

4. Fuel Quality Maintenance: By ensuring a secure and efficient connection between the fuel filter and the fuel lines, the Fuel Filter Head contributes to the overall quality of the fuel delivered to the engine. This is essential for optimal engine performance and longevity.

Conclusion

In summary, the part 3954906 Fuel Filter Head is a key element in the fuel delivery process, ensuring that the engine receives clean, pressurized fuel for efficient operation. Its role in connecting and securing various components within the fuel system underscores its importance in maintaining engine performance and reliability.