3955039
Electronic Control Cooler
Cummins®

The 3955039 Electronic Control Cooler by Cummins is a specialized component designed to maintain optimal operating temperatures for electronic control units (ECUs) in commercial trucks. This Cummins part is integral to ensuring the reliable and efficient operation of a truck’s electronic systems, which are vital for overall vehicle performance and safety.

Basic Concepts of Electronic Control Coolers

An Electronic Control Cooler is a device that helps regulate the temperature of electronic control units within a truck’s engine management system. These coolers work by dissipating heat generated by the ECUs, which can become quite warm during operation. Proper temperature management is crucial for the longevity and performance of these sensitive electronic components. In the broader context of truck engine management systems, electronic control coolers play a role in maintaining the stability and reliability of the engine’s electronic controls ¹.

Purpose of the 3955039 Electronic Control Cooler

The 3955039 Electronic Control Cooler is specifically designed to maintain optimal temperatures for the electronic control units in a truck. By ensuring that these units do not overheat, the cooler contributes to the stable operation of the truck’s electronic systems. This, in turn, helps in maintaining the overall performance and reliability of the vehicle, especially under varying operating conditions ².

Key Features

The 3955039 Electronic Control Cooler boasts several key features that enhance its functionality and durability. Its design incorporates advanced cooling technology to effectively dissipate heat. The materials used in its construction are chosen for their thermal conductivity and durability, ensuring long-term performance. Additionally, the cooler may include unique technological aspects such as integrated sensors for monitoring temperature, which can provide valuable data for engine management systems.

Benefits

The implementation of the 3955039 Electronic Control Cooler in a truck’s system offers several benefits. It contributes to improved reliability by preventing overheating of electronic components, which can lead to malfunctions. Efficiency is enhanced as the cooler allows the ECUs to operate within their optimal temperature range, ensuring consistent performance. Furthermore, the cooler plays a role in maintaining the overall performance of the truck’s electronic systems, which is crucial for safe and efficient operation ³.

Installation Process

Installing the 3955039 Electronic Control Cooler involves several steps to ensure proper integration with the truck’s engine management system. The process begins with identifying the correct location for the cooler, typically near the ECUs it is designed to cool. Necessary tools and any prerequisites, such as disconnecting the battery, should be prepared beforehand. The cooler is then securely mounted, and connections to the cooling system are established. Finally, the system should be tested to confirm proper operation.

Maintenance Tips

To ensure the longevity and optimal performance of the 3955039 Electronic Control Cooler, regular maintenance is recommended. This includes checking for any signs of wear or damage, ensuring all connections are secure, and monitoring the cooler’s performance through any integrated sensors. Cleaning the cooler to remove any debris that may obstruct airflow is also important. Regular inspections can help identify potential issues before they become significant problems.

Troubleshooting Common Issues

Common issues with the 3955039 Electronic Control Cooler may include reduced cooling efficiency or malfunctions in integrated sensors. Troubleshooting steps can involve checking for obstructions in the cooler’s airflow, ensuring all connections are intact, and verifying the operation of any sensors. If a problem persists, consulting the manufacturer’s guidelines or seeking professional assistance may be necessary to address more complex issues.

Cummins: A Brief Overview

Cummins is a well-established name in the commercial truck industry, known for its wide range of high-quality engine and component offerings. With a history of innovation and a strong reputation for reliability, Cummins products are trusted by professionals worldwide. The company’s commitment to excellence is reflected in its diverse product line, which includes engines, filtration systems, and aftermarket parts, all designed to meet the demanding needs of the commercial trucking sector.

Electronic Control Cooler (Part 3955039) Compatibility with Cummins Engines

The Electronic Control Cooler (Part 3955039) by Cummins is designed to be compatible with a range of Cummins engines, ensuring optimal performance and longevity of the engine’s electronic control systems. Here is a detailed look at the compatibility of this part with various Cummins engines:

ISB Series Engines

• ISB CM2150: This engine benefits from the Electronic Control Cooler, which helps maintain the ideal operating temperature for the engine’s electronic control unit (ECU), enhancing reliability and performance.
• ISB CM850: The Electronic Control Cooler is also suitable for the ISB CM850, providing efficient cooling to the ECU and other sensitive electronic components.
• ISB6.7 CM2250: This engine is another beneficiary of the Electronic Control Cooler, ensuring that the ECU operates within the optimal temperature range, thus preventing overheating and potential damage.

QSB Series Engines

• QSB4.5 CM850 (CM2850): The Electronic Control Cooler is compatible with the QSB4.5 CM850 (CM2850), ensuring that the ECU and related electronics are kept at a stable temperature, which is crucial for maintaining engine performance and longevity.
• QSB5.9 CM850: This engine model also integrates well with the Electronic Control Cooler, providing necessary cooling to the electronic control systems, which is vital for the engine’s overall efficiency.
• QSB6.7 CM850 (CM2850): The Electronic Control Cooler is designed to fit the QSB6.7 CM850 (CM2850), ensuring that the ECU and other electronic components are protected from excessive heat, thereby enhancing the engine’s operational reliability.

By ensuring that the electronic control systems remain within the optimal temperature range, the Electronic Control Cooler (Part 3955039) plays a crucial role in the performance and durability of these Cummins engines.

Role of Part 3955039 Electronic Control Cooler in Engine Systems

The Electronic Control Cooler (ECC), identified by part number 3955039, is integral to maintaining optimal operational temperatures for various electronic components within engine systems. Its primary function is to dissipate heat generated by electronic modules, ensuring they operate within specified temperature ranges.

Integration with Fuel Transfer Pump

When integrated with a Fuel Transfer Pump, the ECC helps in maintaining the pump’s electronic control module at a stable temperature. This is particularly important during high-demand scenarios where the pump operates continuously, generating significant heat. The ECC ensures that the control module remains cool, thereby enhancing the reliability and efficiency of the fuel transfer process.

Interaction with Engine Control Module

The ECC is also vital for the Engine Control Module (ECM). The ECM is responsible for managing various engine functions, and its performance is highly sensitive to temperature fluctuations. By regulating the temperature of the ECM, the ECC helps in maintaining precise control over engine operations, including fuel injection timing, ignition timing, and emissions control. This results in improved engine performance and longevity.

Overall System Benefits

Incorporating the ECC into engine systems that include both the fuel transfer pump and the engine control module leads to a more robust and reliable operation. The ECC’s ability to manage thermal conditions ensures that electronic components function optimally, reducing the risk of overheating and subsequent failures. This, in turn, contributes to overall system efficiency and durability.

Conclusion

The 3955039 Electronic Control Cooler by Cummins is a critical component for maintaining the optimal performance and reliability of electronic control units in commercial trucks. Its advanced cooling technology, compatibility with various Cummins engines, and integration with key engine systems make it an essential part for ensuring the efficient and safe operation of commercial vehicles.