3696367
V Ribbed Belt
Cummins®

The Cummins 3696367 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 auxiliary components. 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 characterized by their trapezoidal cross-section, which allows them to fit snugly into corresponding grooves on pulleys. This design enhances grip and reduces slippage compared to flat belts. V-Ribbed Belts are constructed from multiple layers of rubber and fabric, providing durability and flexibility. They differ from timing belts, which are toothed and synchronize the rotation of the crankshaft and camshaft, and from flat belts, which have a simpler design and are used in less demanding applications ¹.

Role of the 3696367 V-Ribbed Belt in Truck Operation

The Cummins 3696367 V-Ribbed Belt plays a role in the operation of a truck by driving several engine components, including the alternator, water pump, and power steering pump. Its function is to transfer rotational force from the engine to these components, ensuring they operate efficiently. This contributes to the overall performance of the engine by maintaining electrical power, cooling the engine, and providing steering assistance ².

Key Features of the 3696367 V-Ribbed Belt

The Cummins 3696367 V-Ribbed Belt is constructed using high-quality materials that enhance its performance and durability. It features a robust rubber compound for flexibility and resistance to wear, along with a reinforced core for strength. The belt’s design includes multiple ribs that increase the contact surface area with pulleys, improving power transmission and reducing the risk of slippage ³.

Benefits of Using the 3696367 V-Ribbed Belt

Utilizing the Cummins 3696367 V-Ribbed Belt offers several advantages. Its design and material composition contribute to improved efficiency in power transmission, enhancing the overall performance of the engine. The belt’s durability ensures a longer service life, reducing the frequency of replacements. Additionally, its reliable operation under various conditions makes it a preferred choice for commercial truck applications.

Installation Considerations

Proper installation of the Cummins 3696367 V-Ribbed Belt is crucial for its effective operation. The process involves ensuring the belt is correctly aligned with the pulleys and tensioned to the manufacturer’s specifications. Tools such as belt tension gauges and pulley alignment tools may be required. Careful attention should be paid to avoid common pitfalls like over-tensioning, which can lead to premature wear, or under-tensioning, which may cause slippage.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 3696367 V-Ribbed Belt is important for ensuring optimal performance. This includes periodic inspections for signs of wear, cracking, or glazing, and ensuring proper tension is maintained. Troubleshooting common issues such as slippage, unusual noise, or visible wear involves checking alignment, tension, and the condition of pulleys and other components. Addressing these issues promptly can prevent more serious problems and extend the belt’s service life.

Cummins: A Brief 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 reputation for quality and innovation in the commercial truck industry. The company’s commitment to excellence is reflected in its wide range of products, which are designed to meet the demanding requirements of commercial applications. Cummins’ focus on quality and customer satisfaction underscores its position as a trusted provider of automotive components.

V-Ribbed Belt 3696367 Compatibility with Cummins Engines

The V-Ribbed Belt part number 3696367, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is crucial for the proper functioning of engine accessories, ensuring that components such as the alternator, water pump, and air conditioning compressor operate efficiently.

ISG11 CM2880 G108 and ISG12 CM2880 G107

The V-Ribbed Belt 3696367 is compatible with the ISG11 CM2880 G108 and ISG12 CM2880 G107 engines. These engines are part of the Cummins ISG series, known for their reliability and performance in various applications. The belt’s design ensures it can handle the specific load and rotational speeds of these engines, maintaining the necessary tension and alignment to prevent slippage and wear.

ISG12 G CMOH6.0 G111

The ISG12 G CMOH6.0 G111 engine also benefits from the V-Ribbed Belt 3696367. This engine variant is part of the same series, and the belt’s compatibility with it ensures that the engine’s accessories receive the power they need to function correctly. The belt’s durability and flexibility make it suitable for the demanding conditions these engines often encounter.

QSG12/X12 CM2350 G110

The V-Ribbed Belt 3696367 is also suitable for the QSG12/X12 CM2350 G110 engine. This engine is part of the Cummins QSG series, which is designed for high-performance applications. The belt’s ability to maintain consistent tension and alignment is critical for the efficient operation of the engine’s accessories, ensuring that the engine runs smoothly and reliably.

X11 CM2670 X126B and X12 CM2670 X121B

Lastly, the V-Ribbed Belt 3696367 is compatible with the X11 CM2670 X126B and X12 CM2670 X121B engines. These engines are part of the Cummins X series, known for their robustness and efficiency. The belt’s design ensures it can withstand the high temperatures and pressures these engines generate, providing reliable power transmission to the engine’s accessories.

Role of Part 3696367 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt, identified as part 3696367, is integral to the efficient operation of various engine components. Its primary function is to transfer rotational force from the engine’s crankshaft to multiple peripheral components, ensuring they operate in unison.

Drive Mechanism

In the drive mechanism, the V-Ribbed Belt engages with the crankshaft pulley, converting the engine’s rotational energy into mechanical power. This power is then distributed to other components through a series of pulleys and tensioners. The belt’s ribbed design enhances grip and reduces slippage, providing a stable and consistent drive to the connected systems.

Alternator Operation

The alternator is a key component that relies on the V-Ribbed Belt for its operation. As the belt rotates the alternator pulley, it drives the alternator’s rotor, which in turn generates electrical power. This electrical energy is essential for charging the battery and powering the vehicle’s electrical systems, including lights, ignition, and various electronic controls. The consistent and reliable drive provided by the V-Ribbed Belt ensures that the alternator operates efficiently, maintaining a stable electrical supply throughout the engine’s operation.

Conclusion

The Cummins 3696367 V-Ribbed Belt is a critical component in the operation of commercial truck engines. Its design and construction ensure efficient power transmission, durability, and reliable performance under various conditions. Proper installation, maintenance, and troubleshooting are essential for maximizing the belt’s service life and ensuring the overall efficiency and reliability of the engine.