3938873
Sensor Bracket
Cummins®

Introduction

The Cummins 3938873 Sensor Bracket is a component designed to support and secure various sensors in commercial trucks. Its role is significant in ensuring the proper functioning of these sensors, which are vital for monitoring and regulating various engine parameters. This bracket contributes to the overall efficiency and reliability of the truck’s operation.

Purpose and Function

The Cummins 3938873 Sensor Bracket serves to hold and stabilize sensors within the truck’s engine system. By providing a secure mounting point, it ensures that sensors remain in the correct position and orientation. This stability is crucial for accurate sensor readings, which are used by the engine control unit to make real-time adjustments to engine performance. The bracket supports sensors that monitor parameters such as temperature, pressure, and emissions, thereby playing a role in maintaining optimal engine operation ¹.

Design and Construction

The Cummins 3938873 Sensor Bracket is constructed from high-quality materials that offer durability and resistance to the harsh conditions often encountered in commercial trucking environments. Its design includes features such as corrosion-resistant coatings and robust mounting points to ensure long-term reliability. The bracket is engineered to withstand vibrations and temperature fluctuations, which are common in heavy-duty applications ².

Installation Process

Installing the Cummins 3938873 Sensor Bracket involves several steps to ensure it is properly secured and aligned. The process begins with identifying the correct mounting location on the engine. The bracket is then positioned and fastened using the appropriate fasteners, which may include bolts or screws. It is important to use the correct tools, such as a torque wrench, to ensure that the fasteners are tightened to the manufacturer’s specifications. Proper installation is key to ensuring the bracket performs its function effectively.

Common Applications

The Cummins 3938873 Sensor Bracket is commonly used in heavy-duty trucks, particularly those equipped with Cummins engines. It is applicable in various engine models where precise sensor placement is required. The bracket is designed to be versatile, accommodating different sensor types and configurations, making it suitable for a wide range of commercial truck applications.

Benefits of Using the 3938873 Sensor Bracket

Utilizing the Cummins 3938873 Sensor Bracket offers several advantages. It provides improved sensor stability, which leads to more accurate readings and better engine performance. The bracket’s durable construction ensures longevity, reducing the need for frequent replacements. Additionally, its design enhances the overall reliability of the sensor system, contributing to the truck’s efficiency and safety.

Maintenance and Troubleshooting

Maintaining the Cummins 3938873 Sensor Bracket involves regular inspections to ensure it remains secure and free from corrosion or damage. Common issues may include loose fasteners or sensor misalignment, which can be addressed by re-tightening or re-positioning the bracket as necessary. Basic troubleshooting steps include checking for proper sensor function and ensuring that the bracket is not obstructed by other components. Regular maintenance helps prevent potential problems and ensures the bracket continues to perform its role effectively.

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 strong reputation in the commercial truck industry for producing reliable and high-performance engines. The company’s product range includes a variety of engine types and configurations, designed to meet the diverse needs of the transportation sector. Cummins is known for its commitment to innovation, quality, and customer satisfaction, making it a trusted name in the industry.

Cummins Sensor Bracket 3938873 Compatibility

The Cummins Sensor Bracket part number 3938873 is designed to fit seamlessly with several engine models, ensuring optimal sensor placement and functionality. This bracket is engineered to provide a secure mounting solution for sensors, which is crucial for maintaining engine performance and reliability.

B5.9 GAS PLUS CM556 Engines

The 3938873 Sensor Bracket is specifically compatible with the B5.9 GAS PLUS CM556 engines. This bracket ensures that sensors are correctly positioned, which is vital for the engine’s operational efficiency. The design of the bracket allows for easy installation and adjustment, accommodating the unique layout of the B5.9 GAS PLUS CM556 engines.

Grouping of Compatible Engines

While the primary focus is on the B5.9 GAS PLUS CM556 engines, it is worth noting that the 3938873 Sensor Bracket may also be compatible with other similar Cummins engine models. This compatibility extends to engines that share similar design and mounting specifications, ensuring that the bracket can be used across a range of applications.

The bracket’s universal design allows it to fit various sensor types and sizes, making it a versatile component for multiple engine configurations. This adaptability is particularly beneficial for maintenance and repair technicians who work with a variety of engine models.

Role of Part 3938873 Sensor Bracket in Engine Systems

In the context of engine systems, the 3938873 Sensor Bracket is an integral component that facilitates the secure mounting of various sensors within the engine assembly. This bracket is designed to interface with multiple components to ensure accurate sensor readings and optimal engine performance.

Integration with Turbocharger Arrangement

The 3938873 Sensor Bracket is often utilized in conjunction with the turbocharger arrangement. In this setup, the bracket supports sensors that monitor turbocharger performance, such as pressure and temperature sensors. By providing a stable mounting point, the bracket ensures that these sensors remain in the correct position to gather precise data. This data is essential for the engine control unit (ECU) to make real-time adjustments, enhancing turbocharger efficiency and overall engine performance.

Supporting Turbocharger Components

Within the turbocharger arrangement, the 3938873 Sensor Bracket plays a significant role in supporting components like the turbine and compressor. Sensors mounted on this bracket can detect changes in turbocharger speed and exhaust gas temperature, allowing the ECU to optimize fuel delivery and air-fuel mixture. This results in improved throttle response and increased power output while maintaining engine reliability.

Enhancing Engine Arrangement

In a broader engine arrangement, the 3938873 Sensor Bracket contributes to the overall efficiency and reliability of the engine system. By securely holding sensors in place, it ensures that critical parameters such as engine temperature, oil pressure, and air intake are continuously monitored. This constant feedback loop allows the ECU to make necessary adjustments, preventing potential issues and prolonging the lifespan of the engine components.

Conclusion

The 3938873 Sensor Bracket is a vital component in modern engine systems, particularly in arrangements involving turbochargers. Its role in securely mounting sensors ensures accurate data collection, which is essential for the ECU to maintain optimal engine performance and efficiency.