3939142
Oil Gauge Tube
Cummins®

The Cummins 3939142 Oil Gauge Tube is a critical component in heavy-duty trucks, integral to the engine’s lubrication system. Understanding its role and significance is essential for maintaining vehicle efficiency and reliability.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube, such as the Cummins 3939142, facilitates the measurement of oil levels within an engine’s lubrication system. It allows oil to flow from the oil pan to the oil gauge, enabling monitoring of the oil level. This measurement is vital for ensuring adequate lubrication, which reduces friction, dissipates heat, and protects engine components from wear ¹.

Purpose and Function of the 3939142 Oil Gauge Tube

This Cummins part provides a precise measurement of the oil level within the engine, ensuring it receives the proper amount of lubrication. Maintaining optimal oil levels is essential for efficient engine operation and longevity, preventing damage due to insufficient lubrication ².

Key Features

The 3939142 Oil Gauge Tube is designed with durability and accuracy in mind. It is made from materials resistant to high temperatures and pressures, ensuring a secure fit and reliable performance. Unique attributes may include enhanced sealing mechanisms or improved flow characteristics ³.

Benefits of Using the 3939142 Oil Gauge Tube

Utilizing this part offers several advantages, including improved engine performance through accurate oil level readings. This facilitates proper lubrication, enhancing engine reliability and potentially leading to cost savings through better maintenance practices. Accurate oil level monitoring allows for timely oil changes and reduces the risk of engine damage due to low oil levels.

Installation and Compatibility

Proper installation of the 3939142 Oil Gauge Tube is crucial for its effective operation. Guidelines for installation should be followed to ensure a secure fit and accurate oil level readings. Compatibility with various truck models and engine types should be considered to ensure the tube functions correctly within the specific lubrication system of the vehicle.

Troubleshooting and Maintenance

Common issues with oil gauge tubes include inaccurate readings or leaks. Troubleshooting involves checking for proper installation, ensuring no obstructions in the oil flow, and verifying compatibility with the engine. Regular maintenance practices, such as inspecting the tube for wear and ensuring it remains securely fitted, can prolong its lifespan and maintain its accuracy.

Cummins: A Brief Overview

Cummins Inc. is renowned in the automotive and heavy-duty truck industry for its quality and reliability. The company’s commitment to innovation underpins the quality and performance of components like the 3939142 Oil Gauge Tube. Cummins’ extensive product range and industry reputation highlight the reliability and effectiveness of their offerings in enhancing the performance and durability of heavy-duty trucks.

Compatibility with Cummins Engines

The Oil Gauge Tube part number 3939142 is compatible with a variety of Cummins engines, ensuring reliable oil level monitoring across different engine series.

ISC Series Engines

• ISC CM2150
• ISC CM850
• ISC8.3 CM2250

ISF Series Engines

• ISF3.8 CM2220 AN

ISL Series Engines

• ISL CM2150
• ISL G CM2180
• ISL9 CM2150 SN
• ISL9 CM2250
• ISL9.5 CM2880 L138

L Series Engines

• L8.9
• L8.9 L121
• L9.5 L117

QSC Series Engines

• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)

QSL Series Engines

• QSL8.9 CM2150 L141
• QSL9 CM2250
• QSL9 CM2350 L102
• QSL9 CM554
• QSL9 CM850 (CM2850)

Role of 3939142 Oil Gauge Tube in Engine Systems

The 3939142 Oil Gauge Tube is integral to the accurate measurement and monitoring of oil levels within an engine system. It facilitates the connection between the dipstick and the oil level gauge, ensuring a seamless flow of information regarding the oil status.

When the dipstick is inserted into the Oil Gauge Tube, it provides a direct measurement of the oil level within the engine. The dipstick, coated with oil, is then removed and observed to gauge the oil quantity. The Oil Gauge Tube ensures that this measurement is precise by maintaining a consistent and unobstructed path for the dipstick.

Furthermore, the Oil Gauge Tube plays a significant role in the operation of the oil level gauge. The gauge relies on the accurate data transmitted through the tube to display the current oil level to the user. This information is vital for maintaining optimal engine performance and preventing potential damage due to incorrect oil levels.

Conclusion

In summary, the 3939142 Oil Gauge Tube is essential for the effective functioning of the dipstick and oil level gauge within engine systems. It ensures that oil levels are accurately measured and displayed, contributing to the overall health and efficiency of the engine.