4945974
Oil Gauge Tube
Cummins®

The 4945974 Oil Gauge Tube, manufactured by Cummins, is a critical component in the automotive industry, particularly for heavy-duty trucks. This part ensures accurate oil level readings, which are essential for maintaining engine health and performance ¹.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube is a vital component within the engine system, designed to measure and display the oil level within the engine. It connects to the oil reservoir and transfers oil level information to the gauge on the dashboard, allowing the driver to monitor the oil level in real-time and ensure the engine is adequately lubricated and operating within safe parameters ².

Purpose of the 4945974 Oil Gauge Tube

The 4945974 Oil Gauge Tube plays a significant role in maintaining optimal engine performance and longevity by providing accurate and reliable oil level readings. Proper oil levels are crucial for engine lubrication, cooling, and overall efficiency. This Cummins part ensures that the oil gauge on the dashboard reflects the actual oil level in the engine, allowing for timely maintenance and preventing potential engine damage due to low oil levels ³.

Key Features

The 4945974 Oil Gauge Tube is characterized by several key features that enhance its functionality. It is constructed from durable materials to withstand the harsh conditions within the engine compartment. The design includes precise fittings and connections to ensure a secure and leak-free installation. Additionally, the tube may feature anti-corrosion coatings or treatments to prolong its service life and maintain accuracy in oil level readings ⁴.

Benefits

Utilizing the 4945974 Oil Gauge Tube offers several benefits. It provides improved engine monitoring capabilities, allowing for more accurate and reliable oil level readings. This enhances the driver’s ability to maintain the engine properly. The tube’s durable construction and precise design contribute to its enhanced durability and reliability, ensuring consistent performance over time ⁵.

Installation Process

Installing the 4945974 Oil Gauge Tube requires careful attention to detail and adherence to safety precautions. The process involves disconnecting the old tube, if present, and connecting the new tube to the oil reservoir and the gauge. Tools such as wrenches and possibly a torque wrench may be required. It is important to follow the manufacturer’s instructions closely to ensure a proper and secure installation. Safety precautions include ensuring the engine is cool before beginning work and wearing appropriate personal protective equipment ⁶.

Troubleshooting Common Issues

Common issues with the 4945974 Oil Gauge Tube may include inaccurate oil level readings or leaks. Inaccurate readings can often be traced to a faulty connection or a blockage within the tube. Troubleshooting steps may involve checking all connections for tightness and inspecting the tube for any obstructions. Leaks may indicate a damaged or improperly installed tube, necessitating a re-inspection of the installation process and potential replacement of the tube ⁷.

Maintenance Tips

To ensure the longevity and optimal performance of the 4945974 Oil Gauge Tube, routine maintenance practices are recommended. This includes regular inspection for signs of wear or damage, cleaning the tube and connections to remove any debris or buildup, and replacing the tube if it shows signs of significant wear or if inaccurate readings persist. Adhering to these maintenance tips can help maintain the accuracy and reliability of the oil level readings ⁸.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. With a strong reputation in the automotive industry, particularly for heavy-duty truck components, Cummins is committed to innovation, quality, and customer satisfaction. The company’s extensive product offerings and global presence underscore its leadership in the industry ⁹.

Cummins Oil Gauge Tube 4945974 Compatibility

The Cummins Oil Gauge Tube part number 4945974 is designed to fit seamlessly with several engine models, ensuring accurate oil pressure readings and maintaining engine health. This part is compatible with the following engines:

QSC8.3 CM850 (CM2850) and QSL8.9 CM2150 L141

The Oil Gauge Tube 4945974 is engineered to integrate with the QSC8.3 CM850 (CM2850) and QSL8.9 CM2150 L141 engines. These engines, while differing in some specifications, share a common requirement for precise oil pressure monitoring. The tube’s design ensures it fits snugly within the engine’s oil system, providing reliable and consistent oil pressure readings.

QSL9 CM2250 and QSL9 CM2350 L102

Similarly, the Oil Gauge Tube 4945974 is also compatible with the QSL9 CM2250 and QSL9 CM2350 L102 engines. These engines are part of the same family and share similar design principles, making the oil gauge tube a perfect fit. The tube’s precision engineering ensures it meets the specific needs of these engines, contributing to their overall performance and longevity.

QSL9 CM850 (CM2850)

The Oil Gauge Tube 4945974 is also suitable for the QSL9 CM850 (CM2850) engine. This engine, like the others mentioned, benefits from the accurate oil pressure readings provided by the tube. Its compatibility with this engine ensures that operators can rely on consistent and reliable performance, crucial for maintaining engine efficiency and preventing potential damage.

By ensuring the Oil Gauge Tube 4945974 fits seamlessly with these engines, Cummins maintains its commitment to providing high-quality, reliable parts that enhance engine performance and longevity.

Understanding the Role of Part 4945974 Oil Gauge Tube in Engine Systems

The part 4945974 Oil Gauge Tube is a critical component in the accurate measurement and monitoring of oil levels within an engine system. This component works in conjunction with several other parts to ensure the engine operates efficiently and safely.

Integration with the Dipstick

The Oil Gauge Tube is directly connected to the dipstick, which is a fundamental tool used for checking the oil level in an engine. When the dipstick is inserted into the tube, it travels through the tube to reach the oil sump at the bottom of the engine. The tube guides the dipstick to the correct position, ensuring that the oil level can be accurately measured. This precise guidance is vital for maintaining the correct oil level, which is necessary for proper lubrication and cooling of engine components ¹⁰.

Interaction with the Gauge

The Oil Gauge Tube also plays a significant role in the functionality of the oil level gauge. The gauge relies on the tube to transmit the oil level data from the dipstick to the instrument panel. This transmission ensures that the gauge provides an accurate reading of the oil level, allowing the operator to make informed decisions about oil changes and maintenance. The tube’s design ensures that the gauge receives consistent and reliable information, which is essential for the overall health of the engine ¹¹.

Ensuring Accurate Oil Level Measurement

Accurate oil level measurement is fundamental to the longevity and performance of an engine. The Oil Gauge Tube ensures that the dipstick is correctly positioned and that the gauge receives precise data. This accuracy helps prevent issues such as oil starvation, which can lead to severe engine damage, and overfilling, which can cause foaming and reduced lubrication efficiency. By maintaining an accurate oil level, the tube contributes to the engine’s reliability and efficiency ¹².

Conclusion

In summary, the 4945974 Oil Gauge Tube is a key component in the engine system, working seamlessly with the dipstick and gauge to ensure accurate oil level measurement and monitoring. Its role in guiding the dipstick and transmitting data to the gauge is essential for the proper functioning and maintenance of the engine.