4947172
Fuel Supply Tube
Cummins®

The Cummins 4947172 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its purpose is to facilitate the transfer of fuel from the tank to the engine, ensuring a consistent and reliable fuel supply that is vital for the truck’s operation.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system responsible for transporting fuel from the tank to the engine. It operates under pressure created by the fuel pump, delivering fuel efficiently to meet the engine’s demands. The tube must be durable and resistant to the corrosive properties of fuel to maintain integrity and performance over time ¹.

Purpose of the Cummins 4947172 Fuel Supply Tube

This Cummins part plays a role in the operation of a truck by ensuring a steady flow of fuel to the engine. This consistent fuel supply is necessary for the engine to perform optimally, especially under varying load conditions typical of heavy-duty applications ².

Key Features

The 4947172 is constructed from materials that offer resistance to fuel and environmental factors, ensuring longevity and performance. Its design includes features that enhance fuel flow efficiency and reduce the risk of leaks. Unique attributes may include reinforced sections to withstand pressure and flexible materials to accommodate movement within the truck’s chassis.

Benefits

Using this part offers several advantages, including improved fuel delivery efficiency, which can lead to better engine performance. Its durable construction ensures reliability in various operating conditions, reducing the likelihood of fuel system failures. The tube’s design also contributes to easier maintenance and longer service intervals ³.

Installation Process

Installing the Fuel Supply Tube requires following a series of steps to ensure proper alignment and secure fitting. Necessary tools may include wrenches and possibly a fuel system cleaner. Precautions include ensuring the fuel system is depressurized before beginning work and checking for proper alignment to prevent leaks or restricted fuel flow.

Common Issues and Troubleshooting

Common issues with this Cummins part may include leaks, clogs, or damage from wear and tear. Troubleshooting involves inspecting the tube for visible signs of damage, checking connections for tightness, and ensuring there are no obstructions in the fuel path. Solutions may range from cleaning and tightening to replacement of the tube if damage is significant.

Maintenance Tips

To maintain the Fuel Supply Tube and ensure optimal performance, regular inspections for signs of wear or damage are recommended. Cleaning the tube and its connections can prevent clogs, and following manufacturer guidelines for replacement intervals can help avoid unexpected failures. Keeping the fuel system clean and free of contaminants also contributes to the tube’s longevity.

Safety Considerations

When working with the Fuel Supply Tube, it is important to observe safety protocols, including wearing appropriate personal protective equipment. Fuel system work should be conducted in a well-ventilated area, and precautions should be taken to avoid sparks or flames near the work area. In case of fuel leaks or malfunctions, emergency procedures should be followed to mitigate risks.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the automotive and heavy-duty truck industry. Its product offerings include a wide range of engines and components designed to meet the demanding requirements of commercial vehicles.

Cummins Fuel Supply Tube 4947172 in Engine Applications

The Cummins Fuel Supply Tube, part number 4947172, is a component in the fuel delivery system of various Cummins engines. This part ensures a consistent and reliable fuel flow from the fuel tank to the engine, maintaining optimal performance and efficiency.

In the 6B5.9 engine, the Fuel Supply Tube 4947172 is integral to the engine’s operation, facilitating the movement of fuel through the system. This tube is designed to withstand the pressures and conditions within the engine’s fuel system, ensuring durability and longevity.

The Cummins Fuel Supply Tube 4947172 is also compatible with other Cummins engines, where it performs a similar function. This part is engineered to fit seamlessly into the fuel delivery system, providing a secure and leak-free connection. Its design ensures that fuel is delivered efficiently, supporting the engine’s performance and reliability.

For engines that utilize the 4947172 Fuel Supply Tube, it is essential to ensure that this part is correctly installed and maintained. Proper installation and regular inspection can help prevent fuel system issues, ensuring the engine operates smoothly and efficiently.

Role of Part 4947172 Fuel Supply Tube in Engine Systems

The 4947172 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. Its primary function is to transport fuel from the fuel tank to the engine’s fuel filter and subsequently to the fuel injectors. This ensures a consistent and reliable fuel supply, which is essential for the engine’s performance and efficiency.

In the fuel system, the Fuel Supply Tube connects to the fuel tank at one end and to the fuel filter at the other. This connection is vital as it allows for the smooth transfer of fuel while minimizing the risk of leaks or disruptions. The fuel filter, in turn, plays a significant role in removing impurities and contaminants from the fuel before it reaches the engine. A clean fuel supply is paramount for maintaining the engine’s longevity and ensuring optimal combustion.

Once the fuel has passed through the filter, the Fuel Supply Tube directs it to the fuel injectors. The injectors are responsible for delivering precise amounts of fuel into the engine’s combustion chambers. The accuracy and timing of this fuel delivery are critical for achieving the desired power output and fuel efficiency.

Conclusion

In summary, the 4947172 Fuel Supply Tube is a key component that facilitates the seamless flow of fuel from the tank to the engine, working in conjunction with the fuel filter and injectors to ensure the engine operates efficiently and effectively.