4090265
Pressure Regulator Valve
Cummins®

The Cummins 4090265 Pressure Regulator Valve is a component designed to maintain consistent pressure within a truck’s system. Its role is significant in ensuring the efficient operation of commercial trucks by regulating pressure to optimal levels.

Basic Concepts of Pressure Regulator Valves

A Pressure Regulator Valve is a device that controls the pressure of a fluid or gas to a desired set point. It functions by adjusting the flow rate of the fluid or gas to maintain the pressure within specified limits. This regulation is vital for the proper functioning of various systems in commercial trucks, ensuring that components receive the correct pressure for optimal performance ¹.

Purpose of the Cummins 4090265 Pressure Regulator Valve

This Cummins part is specifically designed to regulate pressure within a truck’s fuel or air system. By maintaining consistent pressure, it ensures that the engine and other components operate efficiently. This valve plays a role in stabilizing pressure fluctuations, which can occur due to varying load conditions or environmental factors.

Key Features

This part is characterized by its robust design and the use of high-quality materials. These features contribute to its durability and reliable performance. The valve is engineered to withstand the demanding conditions of commercial truck operations, ensuring long-term functionality.

Benefits

This part offers several benefits, including improved system efficiency through precise pressure regulation. Its durable construction enhances the longevity of the valve, while its reliable performance under varying conditions ensures consistent operation of the truck’s systems.

Installation and Integration

Proper installation of this part is crucial for its effective operation. It should be integrated into the truck’s system according to the manufacturer’s guidelines, ensuring that all connections are secure and that the valve is correctly positioned to regulate pressure as intended.

Common Issues and Troubleshooting

Common issues with this part may include pressure inconsistencies or valve malfunctions. Troubleshooting these issues involves checking for proper installation, ensuring all connections are secure, and verifying that the valve is functioning within its specified parameters. Regular inspections can help identify and address potential problems before they lead to system failures.

Maintenance Practices

To ensure optimal performance and longevity, this part should be maintained according to recommended practices. This includes regular inspections for signs of wear or damage, cleaning the valve to remove any debris that may affect its operation, and performing any necessary adjustments to maintain pressure within the desired range.

Performance Under Various Conditions

This part is designed to perform reliably under a range of operating conditions. It can handle varying temperatures, pressures, and load requirements, ensuring consistent pressure regulation regardless of the external conditions the truck may encounter.

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 quality and innovation, providing reliable and efficient components for a wide range of applications, including commercial trucks.

Pressure Regulator Valve 4090265 in Cummins Engines

The Pressure Regulator Valve 4090265, manufactured by Cummins, is a critical component in several of their engine models. This part is essential for maintaining the optimal pressure levels within the engine’s fuel system, ensuring efficient and reliable operation.

KTA19GC CM558 Engines

In the KTA19GC CM558 engine series, the Pressure Regulator Valve 4090265 plays a pivotal role in regulating the fuel pressure supplied to the injectors. This regulation is crucial for achieving the desired fuel atomization and combustion efficiency, which directly impacts the engine’s performance and fuel economy ².

Grouping of Engines

The Pressure Regulator Valve 4090265 is compatible with various Cummins engine models, including but not limited to, the KTA19GC CM558 series. This part is designed to fit seamlessly into the fuel systems of these engines, providing consistent and reliable pressure regulation. The commonality in design allows for easier maintenance and replacement, ensuring that the engines continue to operate at peak efficiency.

Role of Part 4090265 Pressure Regulator Valve in Engine Systems

In modern engine systems, the Pressure Regulator Valve is an integral component that ensures optimal performance and efficiency. This valve is designed to maintain a consistent fuel pressure within the system, which is essential for the proper operation of various engine components.

Integration with the Fuel Control Module

The Fuel Control Module relies on the Pressure Regulator Valve to deliver a steady fuel supply to the engine. By regulating the pressure, the valve helps the module to precisely control the fuel-air mixture, which is vital for combustion efficiency and emissions control. The valve’s ability to adjust pressure dynamically ensures that the module can respond to changing engine loads and conditions, thereby enhancing overall engine performance ³.

Interaction with the Pressure Regulator

The Pressure Regulator works in tandem with the Pressure Regulator Valve to maintain system pressure within specified limits. The valve modulates the flow of fuel, allowing the regulator to fine-tune pressure levels. This collaboration is essential for preventing fuel starvation or over-pressurization, both of which can lead to engine damage or inefficient operation.

Coordination with Other Valves

In conjunction with other Valves within the engine system, the Pressure Regulator Valve plays a role in managing fuel distribution. It ensures that fuel is delivered at the correct pressure to all necessary components, including injectors and carburetors. This consistent pressure helps to maintain uniform fuel delivery, which is critical for smooth engine operation and reliable performance under varying conditions.

Overall System Efficiency

By ensuring that fuel pressure remains stable, the Pressure Regulator Valve contributes to the efficiency of the entire engine system. It allows for better fuel economy, reduced emissions, and improved engine responsiveness. The valve’s precise control over pressure helps to optimize the fuel-air mixture, leading to more complete combustion and enhanced power output.

Conclusion

The Cummins 4090265 Pressure Regulator Valve is a vital component in the efficient operation of commercial trucks and Cummins engines. Its role in maintaining consistent pressure within the system ensures optimal performance, efficiency, and reliability. Proper installation, maintenance, and understanding of its function are essential for maximizing the benefits of this part in engine systems.