3939301
Dipstick
Cummins®

The Cummins 3939301 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. Proper maintenance and operation of heavy-duty trucks rely significantly on accurate oil level readings, which this Cummins part provides.

Basic Concepts of a Dipstick

A dipstick is a simple yet vital tool used in internal combustion engines to measure the level of lubricant, typically oil. It consists of a long, slender metal or plastic rod with a handle at one end. The other end is inserted into the engine’s oil sump. When the dipstick is removed, the oil level can be observed along the marked graduations on the rod. This process allows for the assessment of whether the oil level is within the recommended range, ensuring that the engine remains properly lubricated ¹.

Purpose of the Cummins 3939301 Dipstick

The Cummins 3939301 Dipstick plays a role in the operation of a truck by providing a means to measure oil levels accurately. This measurement is crucial for maintaining proper lubrication, which is necessary for the engine’s moving parts to function smoothly and efficiently. Adequate lubrication reduces friction, wear, and the potential for overheating, contributing to the engine’s longevity and performance ².

Key Features

The Cummins 3939301 Dipstick incorporates specific design elements and materials 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 features precise graduations for accurate oil level readings and a robust handle for ease of use. Additionally, its design ensures a secure fit within the engine, preventing oil leaks and ensuring reliable measurements ³.

Benefits of Using the Cummins 3939301 Dipstick

The Cummins 3939301 Dipstick offers several advantages. Its accuracy in oil level measurement ensures that the engine maintains optimal lubrication. The ease of use, thanks to its ergonomic handle and clear graduations, makes it straightforward for operators to check oil levels regularly. Furthermore, its reliability and durability contribute to the overall efficiency and maintenance of heavy-duty trucks ⁴.

Installation Process

To install the Cummins 3939301 Dipstick, begin by ensuring the engine is turned off and has cooled down to avoid burns. Locate the dipstick tube, usually found on the side of the engine. Remove the old dipstick by pulling it straight out of the tube. Insert the new Cummins 3939301 Dipstick into the tube until it reaches the bottom, then withdraw it slightly to obtain an accurate reading. Push it back in fully and secure the cap to prevent oil leaks.

Maintenance Tips

To ensure the longevity and optimal performance of the Cummins 3939301 Dipstick, regular maintenance is recommended. Clean the dipstick after each use with a lint-free cloth to remove any oil residue. Inspect it for signs of wear or damage, such as bends or cracks, and replace it if necessary. Keeping the dipstick clean and in good condition will ensure accurate oil level readings and contribute to the engine’s overall health.

Troubleshooting Common Issues

Common issues with the Cummins 3939301 Dipstick may include inaccurate readings or difficulty in insertion. If inaccurate readings are observed, ensure the dipstick is fully inserted and check for any obstructions within the tube. If insertion is difficult, inspect the dipstick and tube for damage or misalignment. Regular maintenance and proper handling can prevent many issues, ensuring the dipstick functions correctly.

About Cummins

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 has established a reputation for quality, innovation, and reliability in the automotive industry. The company’s product range includes engines for on-highway, off-highway, and stationary applications, as well as filtration and emission solutions. Cummins is committed to powering a more prosperous world through its advanced technology and comprehensive solutions.

Cummins Engine Dipstick Compatibility

The Cummins part number 3939301, which is a Dipstick, is designed to be compatible with several engine models. This dipstick is essential for checking the oil level in the engine, ensuring that the engine operates smoothly and efficiently.

6C8.3 Engines

The 6C8.3 engine series benefits from the use of the 3939301 dipstick. This part ensures accurate oil level readings, which are crucial for maintaining the engine’s performance and longevity.

QSC8.3 CM554 Engines

For the QSC8.3 CM554 engines, the 3939301 dipstick is a critical component. It provides an easy and reliable method to check the oil level, ensuring that the engine remains properly lubricated.

QSC8.3 CM850 (CM2850) Engines

The QSC8.3 CM850 (CM2850) engines also utilize the 3939301 dipstick. This part is engineered to fit seamlessly with these engines, offering precise oil level readings that are vital for the engine’s health and efficiency.

By using the 3939301 dipstick, operators of these engines can ensure that their machines are running at optimal levels, preventing potential damage and extending the engine’s lifespan.

Conclusion

The Cummins 3939301 Dipstick is an essential component in the monitoring and maintenance of engine systems, working in conjunction with several key elements to ensure optimal performance and longevity of the engine. Its role in measuring oil levels, ensuring proper lubrication, and contributing to the engine’s efficiency and durability makes it a vital part of heavy-duty truck maintenance.