3688664
Dipstick
Cummins®

The Cummins 3688664 Dipstick is a component designed for use in heavy-duty trucks, playing a significant role in the maintenance and operation of these vehicles. Dipsticks, in general, are tools used to measure the level of fluids within an engine. This Cummins part is specifically engineered to provide accurate readings of engine oil levels, which is vital for ensuring the engine operates within optimal parameters ¹.

Basic Concepts of a Dipstick

A dipstick is a thin, tapered metal or plastic rod that is inserted into a fluid reservoir to measure the level of fluid inside. It operates by having graduated markings along its length that correspond to specific fluid levels. When the dipstick is removed from the reservoir, the fluid level can be read directly from these markings. Accurate fluid level readings are important for maintaining engine health and performance, as they ensure that the engine is properly lubricated and cooled ².

Purpose of the Cummins 3688664 Dipstick

The Cummins 3688664 Dipstick is designed to monitor engine oil levels in heavy-duty trucks. By providing precise measurements of the oil level, it helps ensure that the engine maintains optimal lubrication. Proper lubrication is necessary to reduce friction between moving parts, which in turn helps prevent engine wear and damage. The dipstick allows for regular checks and maintenance, contributing to the longevity and efficiency of the engine ³.

Key Features

The Cummins 3688664 Dipstick is constructed from durable materials to withstand the harsh conditions of heavy-duty truck environments. Its design includes a tapered shape that fits securely into the engine’s oil filler tube, ensuring accurate readings. The dipstick is marked with clear, easy-to-read indicators for minimum and maximum oil levels, facilitating straightforward interpretation of the oil level status.

Benefits of Using the Cummins 3688664 Dipstick

Using the Cummins 3688664 Dipstick offers several advantages. Its design ensures accurate oil level readings, which is crucial for maintaining engine health. The ease of use, with clear markings and a secure fit, makes it a practical tool for regular maintenance checks. Additionally, its compatibility with Cummins engines ensures that it meets the specific requirements for optimal performance and durability in heavy-duty applications.

Troubleshooting and Maintenance Suggestions

To troubleshoot common issues with the Cummins 3688664 Dipstick, such as inaccurate readings or physical damage, it is important to ensure that the dipstick is correctly installed and that there are no obstructions in the oil filler tube. Regular maintenance, including cleaning the dipstick and inspecting it for wear or damage, can help maintain its accuracy and functionality. It is also advisable to follow the manufacturer’s guidelines for oil change intervals and to use the recommended type and grade of oil.

Installation and Usage Instructions

To install and use the Cummins 3688664 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 fully into the oil filler tube until it reaches the bottom, then withdraw it slowly. Check the oil level against the markings on the dipstick, ensuring it falls within the recommended range. Wipe the dipstick clean, reinsert it fully, and replace the oil filler cap securely.

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 has established itself as a trusted name in the automotive industry, particularly in the production of diesel engines and related components. The company is known for its commitment to quality, innovation, and customer satisfaction, providing solutions that meet the demanding requirements of various industries, including heavy-duty trucking.

Cummins Engine Dipstick Compatibility

The Cummins part number 3688664, which is a Dipstick, is designed to be compatible with several models of Cummins engines. This includes the QSX15 CM2250 and QSX15 CM2250 ECF engines. The dipstick is an essential tool for checking the oil level in these engines, ensuring that they operate smoothly and efficiently.

For the QSX15 CM2350 X105 engine, the dipstick part number 3688664 also fits seamlessly. This compatibility ensures that mechanics and operators can use the same dipstick across multiple engine models, simplifying maintenance procedures and inventory management.

In summary, the Cummins dipstick part number 3688664 is engineered to work with the QSX15 CM2250, QSX15 CM2250 ECF, and QSX15 CM2350 X105 engines, providing a standardized solution for oil level checks across these engine models.

Role of Part 3688664 Dipstick in Engine Systems

The part 3688664 dipstick is an essential component in the maintenance and monitoring of engine systems. It interfaces directly with the oil level gauge to provide accurate readings of the engine’s oil level.

When the dipstick is inserted into the engine’s oil filler tube, it collects a sample of the oil. Upon removal, the oil level can be read from the markings on the dipstick. This data is then used by the oil level gauge to display the current state of the oil within the engine.

Regular use of the dipstick ensures that the oil level remains within the optimal range, preventing both overfilling and underfilling. Overfilling can lead to oil aeration and potential damage to engine components, while underfilling can result in insufficient lubrication and increased wear.

In summary, the part 3688664 dipstick plays a significant role in the routine maintenance of engine systems by providing necessary data for the oil level gauge, thereby aiding in the preservation of engine health and performance.

Conclusion

The Cummins 3688664 Dipstick is a vital tool for maintaining the health and performance of heavy-duty truck engines. Its accurate readings, ease of use, and compatibility with various Cummins engine models make it an indispensable component for regular maintenance checks. By ensuring proper oil levels, this part contributes to the longevity and efficiency of the engine, underscoring its importance in the maintenance regimen of heavy-duty vehicles.