4948702
Electric Governor
Cummins®

The Cummins 4948702 Electric Governor is a component designed to regulate the speed of heavy-duty truck engines. Its role is significant in ensuring that the engine operates within specified parameters, contributing to the overall efficiency and performance of the vehicle ¹.

Basic Concepts of an Electric Governor

An electric governor is a device that controls the speed of an engine by adjusting the fuel supply. It operates by receiving signals from the engine’s sensors and making real-time adjustments to maintain optimal performance. The electric governor plays a role in the engine system by ensuring that the engine speed remains consistent under varying load conditions, which is vital for the smooth operation of heavy-duty trucks ².

Purpose of the 4948702 Electric Governor

This Cummins part is specifically designed to regulate engine speed in heavy-duty trucks. It functions by monitoring the engine’s RPM (revolutions per minute) and adjusting the fuel delivery to maintain the desired speed. This regulation is important for ensuring that the engine operates efficiently, which can lead to better fuel economy and reduced wear on engine components ³.

Key Features

The 4948702 Electric Governor features a robust design that includes precise sensors and actuators. These components work together to provide accurate speed control. The governor also incorporates advanced technology that allows for fine-tuning of engine performance, enhancing its functionality in various operating conditions ⁴.

Benefits of Using the 4948702 Electric Governor

Utilizing this part offers several advantages. It contributes to improved engine efficiency by ensuring that the engine operates at optimal speeds. This can result in enhanced performance and potentially lower operating costs for fleet operators due to better fuel economy and reduced maintenance requirements.

Installation and Integration

Proper installation of this Cummins part involves ensuring that it is correctly connected to the engine’s control system. This includes verifying that all electrical connections are secure and that the governor is compatible with the specific engine model. Careful integration is important to achieve optimal performance and reliability.

Troubleshooting and Maintenance

Common issues with the 4948702 Electric Governor may include erratic engine speed or failure to maintain set speeds. Troubleshooting these issues often involves checking the electrical connections and ensuring that the governor’s sensors are functioning correctly. Regular maintenance practices, such as cleaning and inspecting the governor, can help ensure its longevity and reliable operation.

Performance Monitoring

Monitoring the performance of the 4948702 Electric Governor can be achieved through diagnostic tools that provide real-time data on engine speed and fuel delivery. Regular checks and updates to the governor’s settings can help maintain its efficiency and ensure that the engine continues to operate within optimal parameters.

Cummins Corporation

Cummins Inc. is a well-established manufacturer in the automotive industry, known for its diesel engines and related components. The company has a history of innovation and quality, providing a range of products that meet the demanding requirements of heavy-duty applications. Cummins’ reputation is built on its commitment to producing reliable and efficient engine components.

Cummins Electric Governor 4948702 Compatibility

This electric governor is designed to integrate seamlessly with a variety of Cummins engines, ensuring precise control and efficient operation. It is compatible with the following engines:

G855 Engines

The G855 engine series benefits from the 4948702 electric governor, which provides advanced control features that enhance performance and reliability. This governor is engineered to work with the specific electrical and mechanical requirements of the G855 engines, ensuring optimal operation under various conditions.

KTA19GC Engines

Similarly, the KTA19GC engines are well-suited for the 4948702 electric governor. This part is designed to interface with the KTA19GC’s electrical system, providing the necessary feedback and control to maintain engine stability and efficiency. The compatibility ensures that the engine operates smoothly, with minimal adjustments required.

Grouping of Engines

The 4948702 electric governor is versatile and can be used across different engine models within the Cummins lineup. Its design allows it to be a reliable component for both the G855 and KTA19GC engines, providing a consistent performance across these engine types. This compatibility is crucial for maintaining operational standards and ensuring that the engines can be serviced and maintained with ease.

Role of Part 4948702 Electric Governor in Engine Systems

The 4948702 Electric Governor is an integral component in the regulation and optimization of engine performance. It works in conjunction with several key components to ensure efficient and reliable operation.

Integration with the Governor

The Electric Governor interfaces directly with the mechanical governor to enhance its functionality. By receiving signals from the engine’s sensors, it adjusts the fuel delivery to maintain consistent engine speed under varying loads. This interaction allows for precise control over the engine’s RPM, leading to improved performance and fuel efficiency.

Electronic Governor Functionality

As an electronic component, the 4948702 Governor leverages advanced circuitry to process data from various engine sensors. It interprets this data to make real-time adjustments to the fuel system. This electronic governance ensures that the engine operates within optimal parameters, reducing wear and tear while enhancing overall efficiency.

Fuel System Regulation

The Electric Governor plays a significant role in the fuel system by modulating the amount of fuel delivered to the engine. It communicates with the fuel injectors and carburetor (if applicable) to fine-tune fuel delivery based on the engine’s current demands. This results in a more stable and responsive engine, capable of handling a wide range of operating conditions.

Enhanced Performance and Efficiency

By integrating the 4948702 Electric Governor into the engine system, mechanics and engineers can achieve a higher level of performance and efficiency. The governor’s ability to make rapid adjustments to fuel delivery ensures that the engine maintains optimal performance, even under changing conditions. This leads to smoother operation, reduced emissions, and longer engine life.

Conclusion

The Cummins 4948702 Electric Governor is a vital component for heavy-duty truck engines, ensuring optimal performance and efficiency. Its advanced features and compatibility with various Cummins engines make it a reliable choice for fleet operators and mechanics. Proper installation, maintenance, and monitoring of this part can lead to significant benefits in engine performance and fuel economy.