4988552
Fuel Supply Tube
Cummins®

The Cummins Fuel Supply Tube, part number 4988552, is a component designed to facilitate the delivery of fuel from the tank to the engine in heavy-duty trucks. Cummins, a well-established manufacturer in the automotive industry, produces this part with a focus on reliability and efficiency. This Cummins part plays a significant role in the operation of heavy-duty trucks by ensuring a consistent and uninterrupted fuel supply to the engine, which is vital for the vehicle’s performance and longevity ¹.

Function and Operation

This part operates as a conduit within the fuel system, responsible for transporting fuel from the storage tank to the engine. It is engineered to withstand the pressures and temperatures associated with fuel transport, ensuring that fuel is delivered efficiently and without contamination. The tube’s design allows it to maintain a stable fuel flow, which is crucial for the engine’s combustion process and overall operation ².

Key Features

The Fuel Supply Tube 4988552 is constructed from high-quality materials that provide durability and resistance to the corrosive effects of fuel. Its design includes reinforced sections to prevent kinking and ensure a consistent fuel flow. Additionally, the tube may feature unique characteristics such as a smooth interior to reduce fuel turbulence and enhance flow efficiency, and a flexible yet robust exterior to accommodate the movements and vibrations inherent in heavy-duty truck operations.

Benefits

The advantages of the Fuel Supply Tube 4988552 include improved fuel efficiency due to its efficient design, which minimizes fuel loss and ensures a steady supply to the engine. Its durable construction contributes to the longevity of the fuel system, reducing the need for frequent replacements. The tube’s reliable performance under various operating conditions enhances the overall reliability of the truck’s fuel system ³.

Installation Process

Installing the Fuel Supply Tube 4988552 requires careful attention to ensure a secure and proper fit. The process involves disconnecting the old tube, cleaning the fuel system components, and attaching the new tube using the appropriate tools and equipment. It is important to follow manufacturer guidelines to ensure that all connections are tight and that the tube is properly routed to avoid damage or kinking.

Maintenance and Troubleshooting

To maintain the Fuel Supply Tube 4988552, regular inspections for signs of wear, leaks, or damage are recommended. Cleaning the tube and its connections can prevent fuel contamination and ensure optimal performance. Common issues may include fuel leaks or reduced fuel flow, which can often be addressed by tightening connections or replacing damaged sections of the tube.

Safety Considerations

When working with the Fuel Supply Tube 4988552, it is important to observe safety precautions due to the presence of flammable fuel. This includes working in a well-ventilated area, avoiding open flames or sparks, and wearing appropriate personal protective equipment. Handling procedures should follow industry best practices to minimize the risk of fuel spills or accidents.

Regulatory Compliance

The Fuel Supply Tube 4988552 is designed to meet or exceed industry regulations and safety standards. Compliance with these standards ensures that the tube operates safely and efficiently within the fuel system, contributing to the overall safety and performance of the vehicle.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the industry, Cummins is committed to innovation, quality, and customer satisfaction. The company’s extensive product line includes a wide range of components for automotive and heavy-duty applications, reflecting its dedication to excellence in manufacturing.

Cummins Fuel Supply Tube 4988552 Compatibility

The Cummins Fuel Supply Tube part number 4988552 is designed to fit seamlessly with a range of Cummins engines, ensuring efficient fuel delivery and system integrity. This part is crucial for maintaining the performance and reliability of the engines it is compatible with.

Engine Compatibility

• 6B5.9 Series: The 4988552 Fuel Supply Tube is specifically engineered to fit the 6B5.9 engines. This compatibility ensures that the fuel supply system operates smoothly, providing the necessary fuel flow to the engine components.

• Group Compatibility: The part is also compatible with various engine groups within the Cummins lineup. This includes but is not limited to, the 6B series engines, which are known for their robust design and performance in heavy-duty applications.

Installation and Usage

When installing the 4988552 Fuel Supply Tube, it is essential to follow the manufacturer’s guidelines to ensure proper fitment and function. This includes checking for any necessary modifications or additional components that may be required for a complete installation.

Importance of the Fuel Supply Tube

The fuel supply tube is a critical component in the engine’s fuel system. It ensures that fuel is delivered from the fuel tank to the engine’s fuel injectors or carburetor, depending on the engine design. Proper installation and maintenance of this part are vital for the engine’s overall performance and longevity.

Role of Part 4988552 Fuel Supply Tube in Engine Systems

The Fuel Supply Tube (part 4988552) is an integral component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the fuel tank to the engine’s fuel injection system or carburetor.

In systems equipped with an Air Intake Duct (AID), the Fuel Supply Tube ensures a consistent fuel flow, which is essential for maintaining the air-fuel ratio necessary for optimal combustion. The AID draws in air, which mixes with the fuel before entering the combustion chamber. A steady fuel supply is vital for this process, as fluctuations can lead to inefficient combustion and reduced engine performance.

When it comes to Air Heater Starting systems, the Fuel Supply Tube plays a similarly important role. These systems use an air heater to warm the intake air, which can be particularly beneficial in cold-start conditions. The Fuel Supply Tube must deliver fuel reliably to the injection system, ensuring that the heated air is met with the appropriate amount of fuel for smooth engine start-up and operation.

In both scenarios, the Fuel Supply Tube’s role is to provide a stable and uninterrupted fuel supply, which is fundamental for the efficient operation of the engine systems.

Conclusion

The Cummins Fuel Supply Tube, part number 4988552, is a vital component in the fuel delivery system of heavy-duty trucks. Its design and construction ensure efficient and reliable fuel transport from the tank to the engine, contributing to the overall performance and longevity of the vehicle. Proper installation, maintenance, and adherence to safety and regulatory standards are essential for maximizing the benefits of this part.