4935094
Fuel Transfer Pump
Cummins®

Introduction

The Cummins 4935094 Fuel Transfer Pump is a component designed for use in commercial trucks. It facilitates the movement of fuel from the tank to the engine, ensuring a consistent supply necessary for optimal engine performance. This part is integral to the operation of trucks, particularly in ensuring that the engine receives the fuel it needs under various driving conditions.

Basic Concepts of Fuel Transfer Pumps

A fuel transfer pump is a device that moves fuel from the storage tank to the engine. It operates by creating a pressure differential that allows fuel to flow through the system. In the context of a truck, the fuel transfer pump plays a role in maintaining the fuel pressure required for the engine to function efficiently. It ensures that fuel is delivered consistently, even when the vehicle is in motion or under load ¹.

Purpose of the Cummins 4935094 Fuel Transfer Pump

This Cummins part is specifically designed to enhance the fuel delivery system in trucks. It ensures that fuel is transferred from the tank to the engine under pressure, which is crucial for maintaining engine performance. This pump helps in achieving a stable fuel supply, which is particularly important in heavy-duty applications where fuel demand can vary significantly ².

Key Features

The Cummins 4935094 Fuel Transfer Pump features a robust design that includes high-quality materials to ensure durability and reliability. It is engineered to withstand the demanding conditions typical of commercial truck operations. The pump incorporates advanced technology to enhance efficiency and performance, including precision-machined components that ensure smooth operation ³.

Benefits of Using the Cummins 4935094 Fuel Transfer Pump

Using this part offers several advantages. It provides reliable fuel delivery, which contributes to consistent engine performance. The pump’s efficient design helps in reducing fuel consumption, leading to cost savings over time. Additionally, its robust construction ensures longevity, reducing the need for frequent replacements.

Installation and Integration

Proper installation of the Cummins 4935094 Fuel Transfer Pump is crucial for ensuring it functions correctly within the truck’s fuel system. It should be installed according to the manufacturer’s guidelines, which may include specific mounting procedures and connections to the fuel lines. Ensuring that all connections are secure and that the pump is properly aligned will help in achieving optimal performance.

Maintenance and Care

To ensure the longevity and optimal performance of the Cummins 4935094 Fuel Transfer Pump, regular maintenance is recommended. This includes periodic checks for leaks, ensuring that all connections are tight, and verifying that the pump is operating within specified parameters. Regular servicing, as outlined by the manufacturer, will help in identifying any potential issues before they become significant problems.

Troubleshooting Common Issues

Common issues with fuel transfer pumps can include inconsistent fuel delivery, leaks, or pump failure. When troubleshooting the Cummins 4935094 Fuel Transfer Pump, it is important to check for proper installation, ensure that all connections are secure, and verify that the pump is receiving the correct electrical supply. If issues persist, consulting the manufacturer’s troubleshooting guide can provide further insights.

Performance Enhancements

The Cummins 4935094 Fuel Transfer Pump contributes to the overall performance of the truck by ensuring a consistent and reliable fuel supply to the engine. This can lead to improved fuel efficiency and enhanced engine performance, particularly under demanding conditions. The pump’s efficient design helps in reducing the strain on the engine, leading to smoother operation.

Safety Considerations

When working with the Cummins 4935094 Fuel Transfer Pump, it is important to follow safety practices. This includes ensuring that the fuel system is depressurized before any work is performed, using appropriate personal protective equipment, and being aware of the risks associated with handling fuel and electrical components. Adhering to these safety practices will help in preventing accidents and ensuring a safe working environment.

Environmental Impact

The use of the Cummins 4935094 Fuel Transfer Pump can have positive environmental impacts. By ensuring efficient fuel delivery, it helps in reducing fuel consumption, which in turn lowers emissions. Additionally, the pump’s reliable operation contributes to the overall efficiency of the truck, further reducing its environmental footprint.

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 commitment to quality, Cummins has established itself as a trusted name in the automotive industry. Their products are known for their reliability, performance, and efficiency, making them a preferred choice for commercial vehicle applications.

Cummins Fuel Transfer Pump 4935094 Compatibility

The Cummins Fuel Transfer Pump part number 4935094 is a critical component in the fuel system of several Cummins engine models. This part is designed to ensure efficient fuel transfer from the fuel tank to the engine, maintaining optimal fuel pressure and flow. Here’s how it fits with various Cummins engines:

ISX Series Engines

• ISX CM570: The 4935094 Fuel Transfer Pump is compatible with the ISX CM570 engine, ensuring reliable fuel delivery for this high-performance engine.
• ISX12/ISX11.9 CM2250: This part is also suitable for the ISX12 and ISX11.9 CM2250 engines, providing the necessary fuel transfer capabilities for these models.
• ISX15 CM2250: The 4935094 Fuel Transfer Pump is designed to work seamlessly with the ISX15 CM2250 engine, supporting its demanding fuel requirements.

QSX Series Engine

• QSX15 CM2250 ECF: The Cummins Fuel Transfer Pump part number 4935094 is also compatible with the QSX15 CM2250 ECF engine, ensuring efficient fuel transfer and maintaining the engine’s performance standards.

The compatibility of the 4935094 Fuel Transfer Pump across these engines highlights its versatility and importance in maintaining the fuel system’s integrity. This part is engineered to meet the specific needs of each engine model, ensuring reliable operation and performance.

Role of Part 4935094 Fuel Transfer Pump in Engine Systems

The Fuel Transfer Pump (part 4935094) is an integral component in the fuel delivery system of an engine, working in concert with several other parts to ensure efficient and reliable fuel transfer.

When the engine is started, the Fuel Transfer Pump draws fuel from the main tank and delivers it to the Fuel Control Module. This module regulates the fuel flow according to the engine’s demand, ensuring optimal performance and efficiency.

The Fuel Transfer Pump also interfaces with the Fuel System Primer. The primer is used to purge air from the fuel lines, ensuring a continuous and uninterrupted fuel supply to the engine. This is particularly important during the initial start-up phase or after the fuel system has been serviced.

Furthermore, the Fuel Transfer Pump works in tandem with the Fuel Pump. While the fuel transfer pump moves fuel from the tank to the control module, the fuel pump pressurizes the fuel to the required levels for injection into the engine’s combustion chambers.

In summary, the Fuel Transfer Pump (part 4935094) plays a significant role in maintaining a consistent and reliable fuel supply, ensuring that the engine operates smoothly and efficiently.

Conclusion

The Cummins 4935094 Fuel Transfer Pump is a vital component in the fuel delivery system of commercial trucks. Its robust design, efficient operation, and compatibility with various Cummins engine models make it a reliable choice for ensuring consistent fuel supply and optimal engine performance. Regular maintenance and proper installation are key to maximizing the benefits of this part, contributing to the overall efficiency and longevity of the vehicle.