3000934
Compression Spring
Cummins®

The Cummins 3000934 Compression Spring is a component designed for use in commercial trucks. It serves a specific function within the truck’s mechanical systems, contributing to the overall efficiency and reliability of the vehicle. Understanding its purpose and significance is important for maintaining and optimizing truck performance.

Basic Concepts of Compression Springs

Compression springs are mechanical devices that store energy when compressed. They are widely used in various applications due to their ability to exert force when released. In mechanical systems, compression springs are employed to absorb shock, maintain pressure, and return mechanisms to their original positions after being actuated ¹.

Role of the 3000934 Compression Spring in Truck Operation

This Cummins part plays a role in the operation of a commercial truck by providing necessary force in specific mechanical systems. It is involved in functions such as valve operation within the engine, where it helps to open and close valves at precise intervals. This ensures that the engine operates smoothly and efficiently, contributing to the truck’s overall performance ².

Key Features

This part is characterized by its material composition, which typically includes high-quality steel to ensure durability and resistance to wear. Its design specifications are tailored to meet the demands of commercial truck applications, featuring a specific coil diameter, wire diameter, and free length. These specifications ensure that the spring can withstand the stresses and strains encountered in truck operations.

Benefits

The use of the 3000934 Compression Spring offers several benefits in truck operations. Its design and material composition contribute to improved performance, as it can withstand high levels of stress without deforming. Additionally, the spring’s durability ensures long-term reliability, reducing the need for frequent replacements. This results in cost savings and increased uptime for commercial truck fleets ³.

Installation and Usage

Proper installation of this Cummins part is important to ensure optimal performance. It should be installed according to manufacturer guidelines, with attention paid to orientation and seating within the mechanical system. Regular inspection and maintenance are recommended to identify any signs of wear or damage, ensuring that the spring continues to function effectively.

Troubleshooting and Maintenance

Common issues with the 3000934 Compression Spring may include loss of tension, deformation, or failure to return to its original position. Troubleshooting these issues involves inspecting the spring for signs of wear, ensuring proper installation, and addressing any mechanical problems that may be affecting its performance. Regular maintenance, such as lubrication and inspection, can help prevent issues and ensure the spring’s longevity.

Cummins 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 a reputation for quality and innovation in the commercial truck industry. Its product offerings include a wide range of engines, components, and systems designed to meet the diverse needs of commercial truck operators.

Compression Spring 3000934 Compatibility with Cummins Engines

The Compression Spring part number 3000934, manufactured by Cummins, is designed to fit seamlessly within a variety of Cummins engine models. This spring is integral to the engine’s operation, providing the necessary compression force required for optimal performance.

K38 Engines

In the K38 engine series, the Compression Spring 3000934 plays a role in maintaining the integrity of the valve train. It ensures that the valves operate with the correct force, facilitating smooth opening and closing cycles. This is important for the engine’s efficiency and longevity.

L10 MECHANICAL Engines

For the L10 MECHANICAL engines, the Compression Spring 3000934 is used in the valve mechanism. Its design allows for precise control over the valve’s movement, ensuring that it returns to its closed position with the right amount of force. This helps in maintaining the engine’s performance and reliability.

N14 MECHANICAL Engines

In the N14 MECHANICAL engines, the Compression Spring 3000934 is utilized in the fuel injection system. It ensures that the fuel injectors operate correctly by providing the necessary spring force to return the injectors to their closed position after each injection cycle. This is vital for the engine’s fuel efficiency and overall performance.

NH/NT 855 Engines

The NH/NT 855 engines also benefit from the Compression Spring 3000934. In these engines, the spring is used in the turbocharger system. It helps maintain the correct pressure and flow within the turbocharger, ensuring that the engine receives the optimal amount of air for combustion. This contributes to the engine’s power output and efficiency.

By integrating the Compression Spring 3000934 into these various Cummins engine models, it ensures that each component operates with the precision required for peak performance and durability.

Role of Part 3000934 Compression Spring in Engine Systems

This part is integral to the efficient operation of several key components within engine systems. Its primary function is to provide the necessary force to maintain proper tension and alignment, ensuring optimal performance and reliability.

Calibration

In the context of engine calibration, the 3000934 Compression Spring plays a role. It helps in maintaining the precise settings required for the engine’s electronic control unit (ECU) to manage fuel delivery, ignition timing, and other parameters. The spring ensures that sensors and actuators remain in their calibrated positions, allowing the ECU to make accurate adjustments based on real-time data.

Fuel Pump

The fuel pump relies on the 3000934 Compression Spring to maintain consistent pressure within the fuel system. This spring assists in keeping the fuel pump components aligned and under the correct tension, which is essential for delivering fuel at the right pressure and volume to the engine. Proper fuel pressure is vital for combustion efficiency and overall engine performance.

Code and Fuel Code

When dealing with engine diagnostic codes, the 3000934 Compression Spring indirectly influences the accuracy of these codes. By ensuring that all moving parts within the fuel system are properly tensioned and aligned, the spring helps prevent issues that could trigger error codes. This includes maintaining the integrity of the fuel code, which is a specific set of parameters that the ECU uses to regulate fuel injection.

Fuel Pump Code

Similarly, the fuel pump code, which is a subset of the overall engine code, benefits from the consistent performance provided by the 3000934 Compression Spring. This spring ensures that the fuel pump operates within its designed parameters, reducing the likelihood of generating fuel-related diagnostic trouble codes (DTCs).

Conclusion

In summary, the 3000934 Compression Spring is a vital component that supports the calibration, fuel pump efficiency, and the accuracy of diagnostic codes within engine systems. Its role in maintaining tension and alignment across various components ensures that the engine operates smoothly and efficiently.