4980887
Heat Shield
Cummins®

The 4980887 Heat Protection Shield, manufactured by Cummins, is a component designed to safeguard sensitive parts of heavy-duty trucks from the intense heat produced by the engine and exhaust system. Cummins, a well-established name in the automotive and heavy-duty truck industry, ensures that this shield meets the rigorous demands of commercial and industrial applications ¹.

Purpose of the Heat Protection Shield

The Heat Protection Shield serves to protect nearby components from the extreme temperatures generated by the engine and exhaust system. By mitigating heat transfer, it helps maintain the integrity and functionality of adjacent parts, ensuring they operate within their designed thermal parameters ².

Key Features

This Cummins part is constructed from high-quality materials that offer superior heat resistance. Its design includes robust construction to withstand the harsh conditions under which heavy-duty trucks operate. The shield features a unique design that maximizes heat deflection while minimizing weight and bulk, ensuring it does not adversely affect the vehicle’s performance.

Benefits

Installing the 4980887 provides several advantages. It enhances the durability of nearby components by reducing thermal stress. Additionally, it improves safety for maintenance personnel by lowering the risk of burns from hot surfaces. The shield may also contribute to increased engine efficiency and longevity by maintaining optimal operating temperatures for critical components ³.

Installation Considerations

Proper installation of the Heat Protection Shield is vital to ensure its effectiveness. It is recommended to follow the manufacturer’s guidelines, which may include prerequisites such as surface preparation and the use of specific mounting hardware. Ensuring a secure fit will help prevent issues such as warping or detachment.

Troubleshooting Common Issues

Common issues with heat protection shields include warping, cracking, or detachment. These problems can often be traced back to improper installation or exposure to extreme conditions beyond the shield’s design limits. Diagnostic steps may involve inspecting the shield for signs of damage, ensuring all mounting points are secure, and verifying that the shield is compatible with the specific engine configuration.

Maintenance and Inspection

Routine inspection and maintenance of the 4980887 are recommended to ensure its continued effectiveness. This includes cleaning the shield to remove any debris that may insulate it from heat, checking for signs of damage or wear, and adhering to replacement intervals as specified by the manufacturer.

Regulatory and Safety Standards

The Heat Protection Shield complies with industry regulatory standards and safety certifications. This ensures that it meets the necessary requirements for thermal protection in heavy-duty truck applications, providing users with confidence in its performance and reliability.

Compatibility with Cummins Engines

The Heat Protection Shield, identified by part number 4980887, is engineered to fit seamlessly with specific Cummins engines, ensuring optimal performance and longevity.

ISC CM2150 Engine

The ISC CM2150 engine benefits from the Heat Protection Shield by protecting sensitive components from thermal stress. This shield is strategically placed to prevent overheating, which can lead to performance degradation and potential engine damage. Its design ensures that it integrates smoothly with the engine’s architecture, providing a reliable barrier against heat.

ISC8.3 CM2250 Engine

Similarly, the ISC8.3 CM2250 engine is equipped with the Heat Protection Shield to maintain operational efficiency. This shield is tailored to fit the unique contours of the ISC8.3 CM2250, ensuring that it effectively shields critical engine parts from high temperatures. The precision engineering of the shield guarantees that it performs optimally within the engine’s environment, contributing to the engine’s overall reliability and durability.

Grouping of Engines

Both the ISC CM2150 and ISC8.3 CM2250 engines share a common design philosophy that benefits from the Heat Protection Shield. The shield’s compatibility with these engines underscores its versatility and effectiveness in protecting against thermal damage. By fitting these engines, the shield ensures that the engines can operate at peak performance levels, reducing the risk of overheating and extending the engine’s lifespan.

Role of Part 4980887 Heat Protection Shield in Engine Systems

The part 4980887 is designed to safeguard various components within engine systems from excessive heat. Its primary function is to mitigate the thermal impact on adjacent parts, ensuring optimal performance and longevity of the engine.

Integration with Engine Components

1. Exhaust Manifolds: The Heat Protection Shield is positioned to cover the exhaust manifolds, which are prone to high temperatures due to the combustion process. By shielding these manifolds, the shield prevents heat transfer to nearby components, such as the engine block and wiring harnesses.

2. Turbochargers: In turbocharged engines, the Heat Protection Shield is essential for protecting the turbocharger from radiant heat. This helps maintain the efficiency of the turbocharger and prevents thermal stress that could lead to premature failure.

3. Wiring Harnesses: Electrical components and wiring harnesses are particularly sensitive to heat. The shield ensures that these critical systems remain within safe operating temperatures, reducing the risk of electrical malfunctions or fires.

4. Fuel Lines: The Heat Protection Shield also plays a role in protecting fuel lines from heat, which is vital for maintaining the integrity of the fuel and preventing potential leaks or degradation of the fuel system components.

5. Catalytic Converters: Positioned near the catalytic converter, the shield helps in managing the heat emitted during the conversion process. This ensures that the converter operates efficiently without transferring excessive heat to other parts of the engine system.

6. Engine Bay Components: Various other components within the engine bay, such as sensors and control units, benefit from the protective coverage provided by the Heat Protection Shield. This helps in maintaining the accuracy and reliability of these systems.

By effectively managing heat distribution, the part 4980887 contributes to the overall efficiency and reliability of the engine system, ensuring that all components operate within their designated temperature ranges.

Conclusion

The 4980887 Heat Protection Shield is a vital component in the maintenance and performance of heavy-duty truck engines. Its role in protecting sensitive engine parts from excessive heat ensures the longevity and efficiency of the engine system. Proper installation, regular maintenance, and adherence to safety standards are essential to maximize the benefits of this Cummins part.