3973559
Oil Gauge Tube
Cummins®

Introduction

The Cummins 3973559 Oil Gauge Tube is a critical component designed for use in heavy-duty trucks. It facilitates the accurate measurement of oil levels within the engine, ensuring optimal lubrication parameters for engine longevity and efficiency ¹.

Function and Operation

This part operates as part of the engine’s lubrication system, conveying the oil level from the sump to the oil gauge on the dashboard. This allows for real-time monitoring of the oil level, ensuring adequate lubrication. The tube is submerged in the oil sump, and the oil level inside the tube reflects the level in the sump ².

Key Features

The Cummins 3973559 Oil Gauge Tube is constructed from materials resistant to high temperatures and pressures within an engine environment. Its design includes precise dimensions for a snug fit within the engine block and accurate oil level readings. The tube is compatible with various Cummins engine models, ensuring a broad range of applications ³.

Benefits

This Cummins part offers improved accuracy in oil level measurement, which is essential for maintaining engine health. Its durable construction ensures reliability even in harsh operating conditions, common in heavy-duty truck applications. The tube’s design also contributes to ease of installation and maintenance, reducing downtime for vehicle operators ⁴.

Installation and Maintenance

Proper installation of the Oil Gauge Tube involves ensuring it is correctly positioned within the engine block to avoid any obstructions that could affect the accuracy of the oil level reading. Maintenance procedures include periodic inspection for signs of wear or damage, cleaning to remove any contaminants, and replacement when necessary to maintain optimal performance.

Troubleshooting Common Issues

Common issues with Oil Gauge Tubes may include inaccurate oil level readings or leaks. Troubleshooting steps may involve checking the tube for blockages or damage, ensuring it is properly seated within the engine block, and verifying that the connection to the oil gauge is secure. Addressing these issues promptly can prevent more significant problems down the line.

Manufacturer Information

Cummins Inc. is a well-established manufacturer in the automotive industry, known for its commitment to quality and innovation. With a history of producing reliable and high-performance engine components, Cummins has built a reputation for excellence. The company’s dedication to advancing technology and meeting the needs of its customers is evident in the design and functionality of components like the 3973559 Oil Gauge Tube.

Engine Compatibility

• QSB5.9 CM850

This part is engineered to integrate with the QSB5.9 CM850 engine, ensuring that the oil gauge provides accurate readings. The installation process is straightforward, allowing for easy maintenance and replacement.

Conclusion

The Cummins 3973559 Oil Gauge Tube is a vital part of the engine’s oil monitoring system, ensuring that operators can quickly and accurately assess the oil levels, which is crucial for preventing engine damage due to low oil levels. Its design facilitates the connection between the oil reservoir and the oil gauge, ensuring that the gauge receives a consistent and reliable reading of the oil level. This information is vital for maintaining optimal engine performance and preventing potential damage due to insufficient lubrication. The tube is designed to withstand the pressures and temperatures within the engine compartment, ensuring durability and accuracy over time. Its precise fit and secure connection to both the oil reservoir and the gauge are paramount for the integrity of the oil level readings. Furthermore, the Oil Gauge Tube plays a role in the overall maintenance routine of the engine. By providing accurate oil level data, it assists in determining when an oil change is necessary, thus contributing to the longevity and efficiency of the engine system.