4995890
Dipstick
Cummins®

The Cummins 4995890 Oil Level Dipstick is a component designed for use in heavy-duty trucks. Its purpose is to facilitate the monitoring of engine oil levels, which is a fundamental aspect of maintaining the health and performance of diesel engines. Proper oil levels are vital for lubricating engine components, reducing friction, and ensuring optimal engine operation ¹.

Basic Concepts of Oil Level Dipsticks

An oil level dipstick is a tool used to measure the amount of oil within an engine. It consists of a long, thin metal or plastic rod with a handle at one end. The other end is inserted into the engine’s oil sump. The dipstick is marked with graduated measurements that allow users to determine the oil level. Regular checks using a dipstick help ensure that the engine has sufficient lubrication, which is crucial for its longevity and efficiency ².

Purpose of the Cummins 4995890 Oil Level Dipstick

The Cummins 4995890 Oil Level Dipstick plays a role in the operation and maintenance of heavy-duty trucks by providing a means to accurately monitor engine oil levels. This monitoring helps in maintaining the correct oil level, which is necessary for the efficient lubrication of engine parts, prevention of wear and tear, and ensuring the engine operates within its designed parameters ³.

Key Features

The Cummins 4995890 Oil Level Dipstick is characterized by its robust design and the materials used in its construction. It is typically made from high-quality steel, which offers durability and resistance to the high temperatures and pressures found within an engine. The dipstick may also feature a spring-loaded mechanism to ensure a secure fit within the engine’s oil sump, enhancing its reliability and ease of use.

Benefits of Using the Cummins 4995890 Oil Level Dipstick

Using the Cummins 4995890 Oil Level Dipstick offers several advantages. Its design ensures accurate measurement of oil levels, which is crucial for maintaining engine health. The durability of the materials used means it can withstand the demanding conditions within a heavy-duty truck engine. Additionally, its ease of use makes it a practical tool for regular maintenance checks.

Installation and Usage

To install and use the Cummins 4995890 Oil Level Dipstick, first, ensure the engine is turned off and has had sufficient time to cool. Locate the dipstick tube, usually found near the engine’s top. Pull out the dipstick, wipe it clean with a cloth, reinsert it fully, and then pull it out again to check the oil level. The oil should be within the marked safe range on the dipstick. If necessary, add oil to reach the appropriate level.

Troubleshooting and Maintenance

Common issues with oil level dipsticks include inaccurate readings due to a bent dipstick or debris in the oil. To troubleshoot, inspect the dipstick for damage and clean it if necessary. Regular maintenance involves ensuring the dipstick tube is free of obstructions and that the dipstick is properly seated after each use. This helps maintain the accuracy and reliability of oil level readings.

Safety Considerations

When using the Cummins 4995890 Oil Level Dipstick, it is important to follow safety guidelines. Ensure the engine is cool before checking the oil level to avoid burns from hot engine components or oil. Use caution when handling the dipstick to prevent injury. Additionally, be mindful of the environment to avoid spills, which can pose a slip hazard and harm to the ecosystem.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes diesel and natural gas engines, as well as related technologies. With a history spanning over a century, Cummins is renowned for its innovation in engine technology and commitment to quality. The company’s product range includes engines, filtration, emissions solutions, and power generation products, serving a wide array of industries and applications.

Cummins Oil Level Dipstick 4995890 Compatibility

The Cummins Oil Level Dipstick part number 4995890 is designed to be compatible with a range of engine models, ensuring accurate oil level monitoring across various applications. This dipstick is engineered to fit seamlessly into the engine’s oil system, providing reliable readings and facilitating proper maintenance procedures.

Engine Compatibility

• 6B5.9 Series: The 4995890 oil level dipstick is specifically designed to integrate with the 6B5.9 engine series. This compatibility ensures that users can effectively monitor oil levels, which is crucial for maintaining engine performance and longevity.

The dipstick’s design allows for easy insertion and removal, providing clear visibility of the oil level. This feature is essential for both routine maintenance and troubleshooting, ensuring that the engine operates within optimal parameters.

Role of Part 4995890 Oil Level Dipstick in Engine Systems

The part 4995890 Oil Level Dipstick is an essential component in the maintenance and operation of engine systems. It works in conjunction with the oil level gauge to ensure the engine operates within optimal parameters.

Integration with Oil Level Gauge

The oil level dipstick interfaces directly with the oil level gauge, providing a physical means for the gauge to measure the quantity of oil present in the engine. When the dipstick is inserted into the engine’s oil filler neck, it collects a sample of the oil. The gauge then reads the oil level marked on the dipstick, allowing for accurate monitoring of the oil level. This interaction ensures that the oil level remains within the manufacturer’s specified range, preventing both overfilling and underfilling scenarios that could lead to engine damage.

Ensuring Proper Lubrication

By accurately measuring the oil level, the dipstick aids in maintaining the correct lubrication for the engine’s moving parts. Proper lubrication is vital for reducing friction and wear, enhancing engine efficiency, and prolonging the lifespan of the engine components. The dipstick’s role in this process cannot be overstated, as it provides the necessary data for timely oil changes and top-ups.

Facilitating Routine Maintenance

In routine maintenance checks, the dipstick is a go-to tool for mechanics and engineers. It allows for quick assessments of the oil condition, including checks for contamination or degradation. This proactive approach to maintenance helps in identifying potential issues before they escalate into more significant problems, thereby ensuring the engine’s reliability and performance.

Supporting Diagnostic Processes

During diagnostic procedures, the information obtained from the dipstick can be instrumental. Abnormal oil levels or conditions detected by the dipstick may indicate underlying issues such as oil leaks, consumption, or contamination. This data assists in pinpointing the root cause of engine problems, facilitating more effective and targeted repairs.

Conclusion

The Cummins 4995890 Oil Level Dipstick plays a significant role in the engine system by ensuring accurate oil level measurement, supporting maintenance routines, and aiding in diagnostic processes. Its integration with the oil level gauge is fundamental to the engine’s overall health and performance.