3694073
V Ribbed Belt
Cummins®

Introduction

The Cummins 3694073 V Ribbed Belt is a component designed for use in commercial trucks. It serves a vital function in the operation of these vehicles by transferring power from the engine to various auxiliary components. Understanding its purpose and significance is key to maintaining the efficiency and reliability of truck operations.

Basic Concepts of V Ribbed Belts

V Ribbed Belts are characterized by their trapezoidal cross-section, which allows them to engage with corresponding pulleys in mechanical systems. These belts are constructed from multiple layers of rubber and fabric, providing durability and flexibility. They function by transmitting power through friction between the belt and the pulleys, enabling the operation of components such as alternators, water pumps, and air conditioning compressors ¹.

Role of the 3694073 V Ribbed Belt in Truck Operation

The Cummins 3694073 V Ribbed Belt plays a specific role in the operation of a truck by driving several key components. It is responsible for powering the alternator, which charges the battery and supplies electricity to the truck’s electrical systems. Additionally, it drives the water pump, which circulates coolant through the engine to regulate temperature. The belt also powers the air conditioning compressor, ensuring a comfortable cabin environment. Its efficient operation contributes to the overall performance and reliability of the truck ².

Key Features

The Cummins 3694073 V Ribbed Belt is distinguished by several key features. It is made from high-quality materials that offer resistance to wear and environmental factors. The belt’s design includes multiple ribs, which increase the contact surface area with the pulleys, enhancing power transmission efficiency. Additionally, it features a unique construction that reduces vibration and noise, contributing to a smoother operation ³.

Benefits

The use of the Cummins 3694073 V Ribbed Belt offers several benefits. Its advanced material composition and design elements contribute to improved efficiency in power transmission. The belt’s durability ensures reliable operation under various conditions, reducing the frequency of replacements. Furthermore, its design helps in minimizing maintenance requirements, contributing to lower overall costs for truck operators.

Troubleshooting and Maintenance

Common issues with V Ribbed Belts include wear, cracking, and misalignment. Regular inspection for signs of damage or excessive wear is recommended. Troubleshooting may involve checking the tension of the belt, ensuring proper alignment with pulleys, and addressing any slippage. Maintenance practices such as periodic replacement according to the manufacturer’s guidelines can help ensure optimal performance and longevity of the belt.

Compatibility of Cummins Part 3694073 V Ribbed Belt with Engine Models

The Cummins part 3694073 V Ribbed Belt is designed to fit seamlessly with a range of engine models, ensuring optimal performance and reliability. This part is engineered to meet the specific needs of various engine configurations, providing a critical link in the engine’s accessory drive system.

X12 CM2350 and X119B Engines

For the X12 CM2350 and X119B engines, the V Ribbed Belt 3694073 is a crucial component that drives essential engine accessories such as the alternator, water pump, and air conditioning compressor. The belt’s design ensures it can handle the specific torque and rotational speeds required by these engines, maintaining efficiency and longevity.

Grouping of Engine Models

When considering the compatibility of the V Ribbed Belt 3694073 with the X12 CM2350 and X119B engines, it is important to note that these engines share similar design principles and operational requirements. The belt’s precision-engineered dimensions and robust construction make it suitable for both models, facilitating smooth and reliable operation.

The V Ribbed Belt 3694073 is crafted to withstand the demanding conditions of these engines, providing consistent performance and reducing the likelihood of unexpected failures. Its compatibility with these specific engine models underscores Cummins’ commitment to delivering high-quality, dependable parts that enhance engine functionality.

Understanding the Role of Part 3694073 V Ribbed Belt in Engine Systems

The V Ribbed Belt, identified by part number 3694073, is an essential component in the efficient operation of various engine systems. Its primary function is to transmit power from the engine’s crankshaft to auxiliary components, ensuring they operate in sync with the engine’s performance.

Integration with the Belt System

The V Ribbed Belt is designed to fit snugly within the engine’s belt system, which includes multiple pulleys and tensioners. This belt system is responsible for driving several key components, such as the alternator, power steering pump, and air conditioning compressor. The V Ribbed Belt’s ribbed design allows it to grip the pulleys more effectively, reducing slippage and enhancing power transmission efficiency.

Interaction with the Fan Drive

One of the significant components driven by the V Ribbed Belt is the fan drive. The fan drive is connected to the engine’s cooling fan, which plays a vital role in maintaining optimal engine temperature. As the V Ribbed Belt rotates, it transfers power to the fan drive, causing the cooling fan to spin. This spinning action draws air through the radiator, dissipating heat generated by the engine. The efficient transfer of power ensures that the cooling fan operates at the correct speed, providing adequate cooling under various driving conditions.

Ensuring Smooth Operation

The V Ribbed Belt’s design and material are chosen to withstand the high tensions and varying speeds within the engine compartment. Its durability and flexibility allow it to maintain a consistent grip on the pulleys, even under high-stress conditions. This consistent grip is essential for the smooth and reliable operation of all driven components, including the fan drive.

Conclusion

In summary, the Cummins 3694073 V Ribbed Belt is integral to the engine’s auxiliary systems, ensuring that components like the fan drive operate efficiently and in harmony with the engine’s performance. Its advanced design, durability, and compatibility with various engine models make it a critical component for maintaining the efficiency and reliability of commercial trucks.