4942247
V Ribbed Belt
Cummins®

Introduction

The Cummins 4942247 V-Ribbed Belt is a component designed for use in commercial trucks. It serves a significant role in the operation of these vehicles by facilitating the transfer of power from the engine to various accessories. Understanding its purpose and functionality is key to maintaining the efficiency and reliability of truck engines.

Basic Concepts of V-Ribbed Belts

V-Ribbed Belts are a type of drive belt characterized by their trapezoidal cross-section, which allows them to fit snugly into corresponding grooves on pulleys. This design enhances grip and reduces slippage, making them efficient for transmitting power in mechanical systems ¹. In trucks, these belts play a role in driving accessories such as alternators, water pumps, and air conditioning compressors, contributing to the overall functionality of the engine system.

Purpose of the 4942247 V-Ribbed Belt

The Cummins 4942247 V-Ribbed Belt is specifically engineered to drive various engine accessories in commercial trucks. By connecting the crankshaft to these components, it ensures they receive the necessary power to operate. This belt’s role is vital for the proper functioning of the engine’s cooling, electrical, and air conditioning systems, among others.

Key Features

The Cummins 4942247 V-Ribbed Belt features a design optimized for durability and performance. It is constructed from high-quality materials that offer resistance to wear, heat, and chemicals. The belt’s unique characteristics, such as its specific rib profile and tension properties, are tailored to meet the demanding requirements of commercial truck engines, ensuring efficient power transmission and longevity ².

Benefits

Utilizing the Cummins 4942247 V-Ribbed Belt offers several advantages. Its design contributes to improved engine efficiency by ensuring reliable power transmission to accessories. The belt’s durability and resistance to environmental factors enhance its reliability, reducing the need for frequent replacements. Additionally, its performance characteristics support the longevity of the engine system, offering value to truck operators ³.

Installation Process

Installing the Cummins 4942247 V-Ribbed Belt requires careful attention to ensure proper fitting and function. The process involves routing the belt around the designated pulleys, adjusting tension according to manufacturer specifications, and securing it in place. Tools such as belt tensioners may be required. It is important to follow the installation instructions provided by Cummins to avoid damage to the belt or engine components ⁴.

Maintenance Tips

To ensure the optimal performance and longevity of the Cummins 4942247 V-Ribbed Belt, regular maintenance is recommended. This includes periodic inspections for signs of wear, such as cracks or fraying, and ensuring the belt tension is correctly adjusted. Keeping the belt clean and free from contaminants also contributes to its efficiency and durability.

Troubleshooting Common Issues

Common issues with V-Ribbed Belts may include slippage, excessive wear, or breakage. These problems can often be traced to incorrect tension, misalignment, or environmental factors. Troubleshooting steps may involve adjusting the belt tension, realigning pulleys, or replacing the belt if it shows significant wear. Regular maintenance can help prevent many of these issues.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins serves commercial truck, bus, construction, agricultural, and industrial markets. The company’s reputation for reliability and performance is built on a commitment to excellence and customer satisfaction.

V-Ribbed Belt 4942247 Compatibility with Cummins Engines

The V-Ribbed Belt part number 4942247, manufactured by Cummins, is designed to fit seamlessly with several of their engine models. This belt is crucial for the proper functioning of the engine’s ancillary systems, ensuring that components such as the alternator, water pump, and air conditioning compressor operate efficiently.

Compatibility with Specific Engines

6C8.3 Engine:

The 6C8.3 engine is one of the models that benefit from the use of the 4942247 V-Ribbed Belt. This belt is engineered to handle the specific demands of the 6C8.3 engine, providing reliable power transmission and maintaining the necessary tension to prevent slippage. Its design ensures that the belt can withstand the operational stresses of the engine, contributing to the longevity and performance of the vehicle.

L8.9 Engine:

Similarly, the L8.9 engine is another model that is compatible with the 4942247 V-Ribbed Belt. This belt is tailored to fit the unique configuration of the L8.9 engine, ensuring that it can effectively drive the engine’s ancillary components. The belt’s robust construction and precise dimensions make it an ideal choice for maintaining the operational integrity of the L8.9 engine.

Grouping of Compatible Engines

When considering the compatibility of the 4942247 V-Ribbed Belt, it is important to note that it is designed to fit within a range of Cummins engines. The 6C8.3 and L8.9 engines, while distinct in their specifications, share common design elements that allow for the use of this particular belt. This commonality in design facilitates easier maintenance and replacement, as the same belt can be used across multiple engine models, reducing the need for specialized parts.

By ensuring that the 4942247 V-Ribbed Belt is correctly installed in these engines, operators can maintain the efficiency and reliability of their vehicles, minimizing downtime and reducing the risk of component failure.

Role of Part 4942247 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt, specifically part 4942247, is integral to the efficient operation of various engine components. It serves as the primary means of transferring rotational force from the engine’s crankshaft to auxiliary components.

Drive Mechanism

In the context of the drive mechanism, the V-Ribbed Belt ensures that power is consistently and efficiently transmitted from the crankshaft to other engine components. This transfer of power is essential for the operation of systems that rely on the engine’s rotational energy. The belt’s ribbed design enhances grip and reduces slippage, ensuring a stable and reliable power transfer.

Water Pump

The water pump is another component where the V-Ribbed Belt plays a significant role. By connecting the crankshaft to the water pump, the belt facilitates the circulation of coolant throughout the engine. This circulation is vital for maintaining optimal engine temperature, preventing overheating, and ensuring the longevity of engine components. The consistent rotation provided by the V-Ribbed Belt ensures that the water pump operates smoothly, contributing to the overall efficiency and reliability of the cooling system.

Conclusion

The Cummins 4942247 V-Ribbed Belt is a critical component in the operation of commercial truck engines, facilitating the efficient transfer of power to essential accessories. Its design, optimized for durability and performance, ensures reliable operation and contributes to the overall efficiency and reliability of the engine system. Regular maintenance and proper installation are key to maximizing the benefits of this part, ensuring the longevity and performance of the vehicle.