3931352
Oil Control Valve
Cummins®

Introduction

The Cummins 3931352 Oil Control Valve is a critical component designed to manage the flow of oil within the engine of commercial trucks. It ensures the engine operates efficiently and maintains optimal performance by regulating oil distribution. This valve contributes to the overall reliability and longevity of the truck’s engine ¹.

Basic Concepts of Oil Control Valves

An Oil Control Valve (OCV) modulates the flow of oil to various engine components. It operates by receiving signals from the engine control unit (ECU), which determines the required oil flow based on engine conditions. The OCV’s function is vital for maintaining engine performance and efficiency, ensuring that the correct amount of oil reaches critical parts, such as the camshaft and valve train, under varying operating conditions ².

Purpose of the 3931352 Oil Control Valve

The Cummins 3931352 Oil Control Valve regulates the flow of oil to different engine components, ensuring they receive the necessary lubrication for smooth operation. This valve helps in adjusting the timing and lift of the camshaft, which optimizes engine performance and fuel efficiency. By precisely controlling oil flow, it reduces wear and tear on engine parts, contributing to the engine’s longevity ³.

Key Features

The Cummins 3931352 Oil Control Valve is characterized by its robust design and the use of high-quality materials, which enhance its durability and performance. Its construction includes precision-machined components that ensure accurate oil flow regulation. Additionally, the valve is designed to withstand the high temperatures and pressures within the engine environment, making it suitable for the demanding conditions of commercial truck operation.

Benefits

Utilizing the Cummins 3931352 Oil Control Valve offers several advantages. It contributes to improved engine efficiency by ensuring optimal oil distribution, resulting in reduced friction between moving parts and lower wear and tear. Furthermore, the valve enhances overall engine performance, providing smoother operation and potentially improving fuel economy. Its reliable operation also contributes to the longevity of the engine, reducing the need for frequent maintenance or replacements.

Installation Process

Installing the Cummins 3931352 Oil Control Valve requires careful attention to detail. The process involves removing the old valve, cleaning the mounting area, and then securing the new valve in place. It is important to use the correct tools and follow manufacturer guidelines to ensure a proper fit and function. Precautions should be taken to avoid damaging the valve or surrounding components during installation.

Common Issues and Troubleshooting

Common issues with the Cummins 3931352 Oil Control Valve may include oil leaks, erratic engine performance, or failure to regulate oil flow properly. Troubleshooting these problems often involves checking for proper installation, inspecting for damage or wear, and ensuring that the valve is receiving the correct signals from the ECU. In some cases, cleaning or replacing the valve may be necessary to resolve these issues effectively.

Maintenance Tips

Regular maintenance of the Cummins 3931352 Oil Control Valve is key to ensuring its longevity and optimal performance. This includes periodic inspection for signs of wear or damage, ensuring that it is securely mounted, and checking for proper operation. Additionally, maintaining clean oil and following the manufacturer’s recommended service intervals can help prevent issues and ensure the valve continues to function correctly.

Compatibility

The Cummins Oil Control Valve part number 3931352 is designed to fit a variety of Cummins engine models. This part is integral to the engine’s lubrication system, ensuring that oil is properly regulated and distributed throughout the engine. Below is a detailed breakdown of the engine compatibility for this part:

• 4B3.9 and 6B5.9 Engines: Part of the Cummins B Series, known for their robust performance and reliability in various applications.
• 6C8.3 and B4.5 Engines: Part of the Cummins B and C Series, widely used in agricultural and industrial machinery due to their durability and efficiency.
• L8.9 CM2670 L134C: Part of the Cummins L Series, known for its high power output and used in heavy-duty applications.
• QSB3.9 30 CM550 and QSB4.5 CM850 (CM2850): Part of the Cummins QSB Series, designed for a wide range of applications, from agricultural to industrial use.
• QSB5.9 30 CM550 and QSB6.7 CM2250: Part of the Cummins QSB Series, known for their versatility and performance in various demanding environments.
• QSB6.7 CM2350 B105, QSB6.7 CM850 (CM2850), and QSB7 CM2880 B117: Part of the Cummins QSB Series, designed for high-performance applications.
• QSL9 CM2350 L102: Part of the Cummins QSL Series, known for its reliability and efficiency in various industrial applications.

By ensuring that the Oil Control Valve 3931352 is correctly installed, engine owners can maintain optimal lubrication, which is crucial for the longevity and performance of their engines.

Integration with Engine Components

The Cummins 3931352 Oil Control Valve plays a significant role in the efficient operation of various engine systems by regulating the flow of oil to different parts of the engine, ensuring optimal performance and longevity.

1. Oil Pan: The oil control valve works in conjunction with the oil pan, which stores the engine oil. By regulating the oil flow, the valve ensures that the oil pan maintains a consistent oil level, which is essential for the lubrication of moving parts.
2. Remote Oil System: In engines equipped with a remote oil system, the oil control valve directs oil to the remote components. This ensures that these parts receive the necessary lubrication, even when they are located away from the main engine block.
3. Oil Drain: During maintenance procedures, such as oil changes, the oil control valve assists in efficiently draining the oil from the engine. It helps in controlling the flow rate, making the process smoother and more controlled.

By precisely managing the oil distribution, the Cummins 3931352 Oil Control Valve contributes to the overall efficiency and reliability of the engine systems it serves.

Conclusion

The Cummins 3931352 Oil Control Valve is a vital component in the lubrication system of commercial truck engines. Its role in regulating oil flow ensures optimal engine performance, efficiency, and longevity. Proper installation, regular maintenance, and understanding its compatibility with various Cummins engine models are essential for maximizing the benefits of this part.