3948885
Dipstick
Cummins®

The Cummins 3948885 Dipstick is a specialized component designed for use in heavy-duty trucks. Its purpose is to facilitate the measurement of oil levels within the engine, ensuring that the lubrication system operates effectively. This part is significant in the maintenance and operation of heavy-duty trucks, as it allows for regular checks and maintenance that contribute to the longevity and efficiency of the engine ³.

Basic Concepts of a Dipstick

A dipstick is a simple yet vital tool used in engines to measure the level of oil. It consists of a long, thin metal or plastic rod with a handle at one end. The rod is inserted into the engine’s oil sump through a tube. Once inserted and then withdrawn, the oil level can be read from the markings on the dipstick. This process allows for the assessment of whether the oil level is within the appropriate range, ensuring that engine components receive adequate lubrication ⁴.

Purpose of the Cummins 3948885 Dipstick

The Cummins 3948885 Dipstick plays a role in the operation of a truck by enabling the measurement of oil levels. Proper lubrication is necessary for the smooth functioning of engine components, reducing friction and wear. By providing an accurate reading of the oil level, this part helps ensure that the engine maintains optimal performance and durability ¹.

Key Features

The Cummins 3948885 Dipstick is designed with several features that enhance its performance and durability. It is constructed from high-quality materials to withstand the harsh conditions within a heavy-duty truck engine. The dipstick is marked with clear, easy-to-read indicators for oil level, and its design ensures a secure fit within the engine’s oil tube. Additionally, the dipstick may feature a tempered tip to resist bending and ensure accurate readings ².

Benefits of Using the Cummins 3948885 Dipstick

Using the Cummins 3948885 Dipstick offers several advantages. Its design ensures accurate measurement of oil levels, which is crucial for maintaining proper engine lubrication. The ease of use, combined with its durability, makes it a reliable component for regular maintenance checks. Furthermore, by ensuring that the engine is properly lubricated, this part contributes to the overall longevity and performance of the engine ³.

Troubleshooting and Maintenance Suggestions

Common issues with dipsticks may include inaccurate readings due to bent tips or contamination. To troubleshoot these problems, it is advisable to inspect the dipstick regularly for any signs of damage or wear. Cleaning the dipstick with a lint-free cloth before each use can help maintain its accuracy. Additionally, ensuring that the dipstick is fully seated in its tube when taking a reading can prevent errors ⁴.

Installation and Usage Guidelines

To install the Cummins 3948885 Dipstick, first, ensure the engine is turned off and has had sufficient time to cool. Locate the oil filler cap on the engine and remove it. Insert the dipstick into the tube until it reaches the bottom, then withdraw it slowly. Check the oil level against the markings on the dipstick. For usage, it is important to follow the manufacturer’s guidelines for checking oil levels, typically done when the engine is cold for the most accurate reading ¹.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins is committed to quality, innovation, and customer satisfaction. The company’s product range includes engines and components for on-highway, off-highway, and stationary applications, demonstrating a strong dedication to advancing technology and meeting the needs of its customers ².

Cummins Dipstick 3948885 Compatibility

The Cummins Dipstick part number 3948885 is designed to be compatible with a range of engine models. This part is a critical component for checking the oil level in the engine, ensuring that the engine operates smoothly and efficiently. Here are the specific engines and engine groups where this dipstick is applicable:

ISC CM554 Engines

The Cummins ISC CM554 engine is a high-performance, heavy-duty diesel engine widely used in various applications, including commercial vehicles, construction equipment, and industrial machinery. The dipstick 3948885 is specifically engineered to fit seamlessly into the ISC CM554 engine, providing an accurate reading of the oil level. This ensures that the engine’s oil is maintained at optimal levels, preventing potential damage from low oil conditions ³.

Cummins Engine Groups

The Cummins Dipstick 3948885 is also compatible with several other engine groups within the Cummins lineup. These include, but are not limited to:

• Cummins QSK Series: This series of engines is known for its reliability and performance in heavy-duty applications. The dipstick 3948885 fits into these engines, ensuring precise oil level monitoring.
• Cummins K Series: Another popular series, the K Series engines are used in a variety of applications, from agricultural to marine. The dipstick is designed to integrate smoothly with these engines, providing accurate oil level readings.
• Cummins L Series: These engines are commonly found in on-highway and vocational applications. The dipstick 3948885 is engineered to fit these engines, ensuring that users can easily check and maintain the oil levels ⁴.

By ensuring compatibility with these engines and engine groups, the Cummins Dipstick 3948885 provides a reliable and accurate means of monitoring oil levels, contributing to the overall health and longevity of the engine ¹.

Role of Part 3948885 Dipstick in Engine Systems

The part 3948885 dipstick is an essential component in the accurate measurement and monitoring of oil levels within an engine system. Its primary function is to provide a means for the user to check the oil level without dismantling any part of the engine.

When the dipstick is inserted into the engine’s oil filler tube, it comes into direct contact with the oil. Upon removal, the oil level can be observed on the dipstick, typically marked with minimum and maximum indicators. This simple yet effective mechanism allows for quick assessments of the oil level, ensuring that it remains within the optimal range for engine performance and longevity ².

Moreover, the dipstick interacts with the oil level gauge system, which may be part of the engine’s electronic monitoring system. In such setups, the dipstick can trigger sensors that send real-time data to the gauge, providing a digital readout of the oil level. This integration enhances the precision of oil level monitoring, allowing for more informed maintenance decisions ³.

Conclusion

In summary, the Cummins 3948885 Dipstick plays a significant role in maintaining the integrity of the engine’s lubrication system by facilitating easy and accurate oil level checks, and in some cases, integrating with electronic gauges for enhanced monitoring capabilities. Its design, compatibility with various Cummins engine models, and the benefits it offers make it a crucial component for the maintenance and longevity of heavy-duty truck engines ⁴.