4391822
Oil Pressure Regulator
Cummins®

Introduction

The Cummins 4391822 Oil Pressure Regulator is a component designed to maintain optimal oil pressure within heavy-duty truck engines. Its role is significant as it ensures that the engine receives the necessary lubrication under various operating conditions, contributing to the engine’s efficiency and longevity.

Basic Concepts of Oil Pressure Regulators

An oil pressure regulator is a device that controls the pressure of oil within an engine’s lubrication system. It operates by adjusting the flow of oil to maintain a consistent pressure, which is vital for protecting engine components from wear and ensuring smooth operation ¹. Maintaining optimal oil pressure is important for the health and performance of the engine.

Purpose and Role of the 4391822 Oil Pressure Regulator

The Cummins 4391822 Oil Pressure Regulator is specifically designed to play a role in maintaining consistent oil pressure across varying engine loads and speeds. It adjusts the oil flow to ensure that the engine receives adequate lubrication, regardless of the operating conditions. This helps in protecting engine components from excessive wear and tear, ensuring reliable performance.

Key Features

This Cummins part is characterized by its robust design and the use of high-quality materials. These features contribute to its durability and performance. Additionally, it incorporates technological aspects that enhance its ability to maintain precise oil pressure, ensuring efficient engine lubrication.

Benefits of Using the 4391822 Oil Pressure Regulator

Utilizing the Cummins 4391822 Oil Pressure Regulator offers several benefits. It contributes to improved engine longevity by ensuring consistent lubrication. It also enhances engine performance under various operating conditions and increases the reliability of the engine by maintaining optimal oil pressure.

Troubleshooting and Maintenance Suggestions

To troubleshoot common issues related to oil pressure regulators, it is important to monitor oil pressure readings and address any deviations from the norm. Regular maintenance, including inspections and replacements as per recommended service intervals, can ensure the longevity and efficiency of the 4391822 Oil Pressure Regulator.

Integration with Engine Systems

The Cummins 4391822 Oil Pressure Regulator integrates seamlessly with other engine systems and components. Its function has a direct impact on overall engine health and performance by ensuring that all moving parts are adequately lubricated, which is fundamental for the engine’s operation and durability.

Cummins: A Brief Overview

Cummins Inc. is a leader in the commercial truck and engine industry, known for its commitment to innovation and quality. With a diverse product range, Cummins has established a reputation for producing reliable and high-performance engines and components, including the 4391822 Oil Pressure Regulator.

Compatibility of 4391822 Oil Pressure Regulator

The Cummins Oil Pressure Regulator part number 4391822 is designed to ensure optimal oil pressure within the engine, maintaining the health and efficiency of various engine components. This regulator is compatible with several Cummins engine models, including the QSK95 and CM2350 series.

For the QSK95 engine, the 4391822 Oil Pressure Regulator is engineered to fit seamlessly, providing precise control over oil pressure. This is crucial for maintaining engine performance and longevity, especially in high-demand applications where consistent oil pressure is vital.

In the CM2350 engine, the 4391822 Oil Pressure Regulator is equally important. This regulator helps in maintaining the necessary oil pressure levels, ensuring that the engine operates smoothly and efficiently. The compatibility with the CM2350 series underscores its versatility and reliability across different engine configurations.

Additionally, the 4391822 Oil Pressure Regulator is also suitable for the K111 engine. This regulator ensures that the oil pressure remains within the specified range, protecting the engine from potential damage due to either too high or too low oil pressure.

The design and functionality of the 4391822 Oil Pressure Regulator make it a critical component for maintaining engine health across these various engine models. Its compatibility with the QSK95, CM2350, and K111 engines highlights its broad applicability and importance in ensuring engine reliability and performance.

Role of Part 4391822 Oil Pressure Regulator in Engine Systems

Integration with Plumbing Systems

The 4391822 Oil Pressure Regulator is a component in maintaining consistent oil pressure within the engine’s plumbing system. It ensures that oil is delivered at the correct pressure to various engine components, including the crankshaft, camshaft, and valve train. By regulating oil pressure, it helps to prevent both over- and under-pressurization, which can lead to inefficient lubrication and potential engine damage ². The regulator works in conjunction with the oil pump and relief valve to maintain a stable oil pressure, ensuring that all moving parts receive adequate lubrication under varying engine loads and speeds.

Interaction with Turbocharger Systems

In engines equipped with turbochargers, the 4391822 Oil Pressure Regulator plays a significant role in ensuring the turbocharger receives the proper oil pressure for efficient operation. Turbochargers rely on a steady supply of pressurized oil to lubricate the turbine and compressor bearings, as well as to cool the turbine housing. The regulator helps maintain the optimal oil pressure needed for these functions, which is especially important under high-boost conditions where the turbocharger is operating at its peak. Consistent oil pressure ensures that the turbocharger can spin at high speeds without suffering from bearing wear or failure, thereby enhancing the overall performance and longevity of the turbocharger system ³.

Conclusion

The Cummins 4391822 Oil Pressure Regulator is a vital component for maintaining optimal oil pressure in heavy-duty truck engines. Its robust design, high-quality materials, and precise regulation capabilities contribute to engine longevity, performance, and reliability. Regular maintenance and monitoring are essential to ensure the efficient operation of this part, highlighting its importance in the overall engine system.