3931881
Oil Gauge Tube
Cummins®

The Cummins 3931881 Oil Gauge Tube is a component designed for use in heavy-duty trucks. It plays a significant role in the operation of these vehicles by providing accurate oil level readings, which are vital for maintaining engine health and performance. This part is integral to the engine’s lubrication system, ensuring that oil levels are monitored effectively to prevent engine damage from insufficient lubrication.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube is a component that facilitates the measurement and display of oil levels within an engine. It connects to the oil tank and extends to the gauge on the dashboard, allowing for real-time monitoring of oil levels. The importance of this component lies in its ability to provide operators with crucial information about the engine’s lubrication status, enabling timely maintenance and preventing potential engine failures due to low oil levels ¹.

Purpose of the Cummins 3931881 Oil Gauge Tube

The Cummins 3931881 Oil Gauge Tube ensures that the engine receives accurate oil level readings. This accuracy is fundamental for maintaining optimal engine performance, as it allows for the timely addition of oil when levels are low, thus preventing engine wear and potential damage. By providing precise measurements, this component contributes to the overall efficiency and longevity of the engine.

Key Features

The Cummins 3931881 Oil Gauge Tube is characterized by its robust design and the use of high-quality materials, which enhance its functionality and durability. Its construction ensures resistance to the high temperatures and pressures within the engine compartment, while its precise engineering allows for accurate oil level readings. Additionally, the tube’s design facilitates easy installation and maintenance, contributing to its overall effectiveness in heavy-duty applications.

Benefits of Using the Cummins 3931881 Oil Gauge Tube

Utilizing the Cummins 3931881 Oil Gauge Tube offers several advantages, including improved engine performance through accurate oil level monitoring, enhanced reliability due to its durable construction, and ease of maintenance thanks to its design. These benefits contribute to the overall efficiency and longevity of the engine, making it a valuable component for heavy-duty truck operations.

Installation Process

Installing the Cummins 3931881 Oil Gauge Tube requires careful attention to ensure proper fitting and functionality. The process involves securing the tube to the oil tank and connecting it to the gauge on the dashboard. It is important to use the appropriate tools and follow best practices to ensure a secure and accurate installation, which is crucial for the component’s effectiveness in monitoring oil levels.

Troubleshooting Common Issues

Common issues with the Cummins 3931881 Oil Gauge Tube may include inaccurate readings or leaks. Troubleshooting these problems involves checking the tube for blockages or damage, ensuring it is properly connected to both the oil tank and the gauge, and verifying that the gauge itself is functioning correctly. Addressing these issues promptly can help maintain the accuracy of oil level readings and prevent potential engine damage.

Maintenance Tips

Regular maintenance of the Cummins 3931881 Oil Gauge Tube is important for ensuring its longevity and optimal performance. This includes periodic cleaning to remove any buildup that may affect accuracy, inspecting the tube for signs of wear or damage, and replacing it as necessary to maintain accurate oil level readings. Adhering to these maintenance practices can help prevent issues and ensure the component continues to function effectively.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the automotive industry, particularly for its diesel engines and related components. The company’s commitment to excellence and customer satisfaction is reflected in its wide range of products, designed to meet the demanding requirements of various applications.

Cummins Oil Gauge Tube (Part 3931881) Compatibility

The Cummins Oil Gauge Tube, part number 3931881, is a critical component in the engine’s lubrication system. This part is designed to provide accurate readings of the engine’s oil pressure, ensuring that the engine operates within safe parameters.

Engine Compatibility

• 6B5.9 Series
  • The 6B5.9 engine series is known for its robust design and reliability, often used in heavy-duty applications. The Oil Gauge Tube (3931881) fits seamlessly into this engine series, ensuring that the oil pressure is monitored effectively. This is crucial for maintaining engine health and preventing potential damage due to low oil pressure.

Installation and Functionality

The installation of the Oil Gauge Tube (3931881) in the 6B5.9 engine series is straightforward. It is typically mounted in a location where it can accurately measure the oil pressure and relay this information to the gauge on the dashboard. This ensures that the driver is immediately aware of any fluctuations in oil pressure, allowing for timely intervention if necessary.

Importance of the Oil Gauge Tube

The Oil Gauge Tube (3931881) is essential for the following reasons:

• Safety: Ensures that the engine is not running with insufficient oil pressure, which could lead to catastrophic engine failure.
• Performance: Helps maintain optimal engine performance by ensuring that the oil system is functioning correctly.
• Maintenance: Provides a means to monitor the health of the oil system, allowing for proactive maintenance and potential issues to be addressed before they become serious problems.

By integrating the Oil Gauge Tube (3931881) into the 6B5.9 engine series, Cummins ensures that users have a reliable and accurate means of monitoring their engine’s oil pressure, contributing to the overall longevity and efficiency of the engine.

Role of Part 3931881 Oil Gauge Tube in Engine Systems

The 3931881 Oil Gauge Tube is an essential component in the accurate measurement and display of oil levels within an engine system. This tube facilitates the connection between the oil reservoir and the oil gauge, ensuring that the gauge receives a consistent and reliable oil level reading.

Integration with the Oil Level Sensor

The Oil Gauge Tube works in conjunction with the oil level sensor to provide precise readings. As the oil level changes within the reservoir, the tube transmits these variations to the sensor, which then converts the physical oil level into an electrical signal. This signal is subsequently interpreted by the gauge, offering a clear and accurate representation of the oil level to the user.

Interaction with the Gauge

The gauge relies on the Oil Gauge Tube to deliver consistent and uncontaminated oil samples. The tube’s design ensures that oil flows smoothly from the reservoir to the gauge, minimizing the risk of air bubbles or debris interfering with the reading. This results in a stable and trustworthy oil level indication, which is vital for maintaining engine health and performance.

Ensuring System Reliability

By providing a direct and unobstructed pathway for oil to travel from the reservoir to the gauge, the Oil Gauge Tube plays a significant role in the overall reliability of the engine system. It helps prevent false readings that could lead to incorrect maintenance decisions, such as unnecessary oil changes or overlooking low oil levels. This, in turn, contributes to the longevity and efficiency of the engine.

Conclusion

The Cummins 3931881 Oil Gauge Tube is a critical component for maintaining the health and performance of heavy-duty truck engines. Its accurate oil level readings ensure that engines operate within safe parameters, preventing damage from insufficient lubrication. The robust design and high-quality materials of this Cummins part contribute to its durability and reliability, making it an essential component for heavy-duty applications. Regular maintenance and proper installation are key to ensuring the longevity and effectiveness of the Oil Gauge Tube in engine systems.