3289659
V Ribbed Belt
Cummins®

The 3289659 V-Ribbed Serpentine Belt is a product manufactured by Cummins, a well-established name in the commercial truck industry. This belt is specifically designed for use in commercial trucks, where it plays a significant role in the engine’s operation. Cummins is known for producing high-quality components that enhance the performance and reliability of commercial vehicles ¹.

Basic Concepts of V-Ribbed Serpentine Belts

V-Ribbed Serpentine Belts are a type of drive belt used in automotive and industrial applications. They are characterized by their ribbed design, which allows them to drive multiple peripheral devices in an engine, such as the alternator, water pump, and air conditioning compressor, using a single belt. This design contrasts with older V-belts, which required multiple belts to drive individual components. The V-Ribbed Serpentine Belt’s role in the engine system is to transfer rotational force from the crankshaft to these peripheral devices, ensuring they operate efficiently ².

Purpose and Role in Truck Operation

The 3289659 V-Ribbed Serpentine Belt serves a vital function in the operation of a truck by driving several key engine components. It ensures that the alternator generates electricity, the water pump circulates coolant to regulate engine temperature, and the air conditioning compressor operates to provide cabin comfort. The belt’s efficient transfer of power contributes to the overall functionality and performance of the truck’s engine system ³.

Key Features

The 3289659 V-Ribbed Serpentine Belt boasts several key features that enhance its performance and durability. Its design includes multiple ribs that increase the contact area with the pulleys, reducing slippage and improving efficiency. The belt is constructed from high-quality materials, including synthetic rubber and textile cords, which provide strength and flexibility. Additionally, it features a unique notched design that allows it to fit snugly on pulleys, minimizing the risk of misalignment ⁴.

Benefits

Using the 3289659 V-Ribbed Serpentine Belt offers several benefits. Its design and materials contribute to improved efficiency in power transfer, reducing the load on the engine. The belt’s durability ensures long-lasting performance, minimizing the need for frequent replacements. Furthermore, its compatibility with a wide range of Cummins engines makes it a versatile choice for commercial truck applications ⁵.

Installation Process

Installing the 3289659 V-Ribbed Serpentine Belt requires careful attention to detail to ensure proper fit and function. The process involves routing the belt around the designated pulleys in the engine compartment, following the manufacturer’s guidelines for the correct path. Tools such as a belt tensioner and wrench may be required to adjust the tension of the belt, ensuring it is neither too tight nor too loose. Proper installation is crucial for the belt’s performance and longevity ⁶.

Maintenance Tips

Regular maintenance of the 3289659 V-Ribbed Serpentine Belt is essential to ensure its optimal performance and longevity. This includes periodic inspections for signs of wear, such as cracks or fraying, and ensuring the belt is properly tensioned. Keeping the belt clean and free from debris can also prevent premature wear. Following the manufacturer’s recommended maintenance schedule will help maintain the belt’s efficiency and durability ⁷.

Troubleshooting Common Issues

Common issues with V-Ribbed Serpentine Belts include slippage, squealing noise, and visible wear. Slippage can often be addressed by adjusting the belt tension. A squealing noise may indicate a misaligned belt or a pulley issue, requiring further inspection. Visible wear, such as cracks or glazing, is a sign that the belt may need replacement. Addressing these issues promptly can prevent more significant problems and ensure the belt’s continued efficient operation ⁸.

Signs of Wear and When to Replace

Signs that the 3289659 V-Ribbed Serpentine Belt may need replacement include visible cracks, fraying, or glazing on the belt’s surface. Additionally, if the belt shows signs of excessive wear or if it begins to slip on the pulleys, it may be time for a replacement. Regular inspections and maintenance can help identify these signs early, ensuring the belt is replaced before it fails completely ⁹.

Cummins: A Brief Overview

Cummins is a leading manufacturer in the commercial truck industry, known for its high-quality engines and components. With a history spanning over a century, Cummins has established a reputation for innovation, reliability, and performance. Their products, including the 3289659 V-Ribbed Serpentine Belt, are designed to meet the demanding requirements of commercial truck applications, ensuring efficient and reliable operation ¹⁰.

V-Ribbed Serpentine Belt Compatibility with Cummins Engines

The V-Ribbed Serpentine Belt part number 3289659, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is crucial for the proper functioning of the engine’s ancillary systems, including the alternator, power steering pump, and air conditioning compressor. Below is a detailed description of the engines that this belt is compatible with:

ISC Series Engines

• ISC CM2150
• ISC CM554
• ISC CM850
• ISC8.3 CM2250

These engines, part of the ISC series, are commonly used in various applications, including construction and agricultural equipment. The V-Ribbed Serpentine Belt ensures that the necessary components are driven efficiently.

ISL Series Engines

• ISL CM2150
• ISL CM554
• ISL9 CM2150 SN
• ISL9 CM2250

The ISL series engines are known for their high power output and reliability. The V-Ribbed Serpentine Belt is engineered to handle the demands of these powerful engines, ensuring smooth operation of the engine’s accessories.

QSL Series Engines

• QSL9 CM2250
• QSL9 CM2350 L102
• QSL9 CM554

The QSL series engines are designed for heavy-duty applications, often found in large trucks and industrial machinery. The V-Ribbed Serpentine Belt is a critical component in these engines, providing the necessary drive for multiple systems.

QSB Series Engines

• QSB4.5 CM850 (CM2850)
• QSB5.9 44 CM550
• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

The QSB series engines are versatile and widely used in various industries. The V-Ribbed Serpentine Belt ensures that these engines’ accessories are driven efficiently, maintaining optimal performance.

Other Cummins Engines

• 6C8.3
• C GAS PLUS CM556
• C8.3 G
• ISBE CM800
• QSC8.3 CM554

These engines, while not part of a specific series, are also compatible with the V-Ribbed Serpentine Belt. This belt is designed to fit a wide range of Cummins engines, ensuring that the necessary components are driven effectively.

The V-Ribbed Serpentine Belt part number 3289659 is a versatile and reliable component, ensuring that the engine’s ancillary systems are driven efficiently across a broad range of Cummins engines.

Role of Part 3289659 V-Ribbed Serpentine Belt in Engine Systems

The part 3289659 V-Ribbed Serpentine Belt is an essential component in modern engine systems, facilitating the operation of several key engine accessories through a single, continuous loop. This belt is engineered to drive multiple peripheral components efficiently, ensuring they receive the necessary power to function correctly.

Alternator Drive

In the engine system, the V-Ribbed Serpentine Belt is responsible for driving the alternator. The alternator generates electrical power to charge the battery and supply electricity to the vehicle’s electrical systems while the engine is running. The belt’s consistent rotation ensures a steady supply of power, maintaining the vehicle’s electrical systems and preventing battery drain ¹¹.

Front Drive Belt

Often, the V-Ribbed Serpentine Belt also serves as the front drive belt. This role involves transferring power from the crankshaft to various engine accessories located at the front of the engine. By utilizing a single belt, the system reduces complexity and potential points of failure compared to older multi-belt systems ¹².

Water Pump Drive

A significant function of the V-Ribbed Serpentine Belt is to drive the water pump. The water pump circulates coolant through the engine to manage its temperature. Proper circulation of coolant is vital for preventing overheating, which can lead to severe engine damage. The belt ensures the water pump operates continuously, maintaining optimal engine temperature under various driving conditions ¹³.

Water Pump Drive Pulley

The belt engages with the water pump drive pulley, which is a critical interface between the belt and the water pump. This pulley is designed to withstand the forces exerted by the belt while ensuring smooth and efficient transfer of power. The interaction between the belt and the pulley is essential for the reliable operation of the water pump and, by extension, the engine’s cooling system ¹⁴.

Conclusion

In summary, the 3289659 V-Ribbed Serpentine Belt plays a pivotal role in the engine system by driving the alternator, acting as the front drive belt, and powering the water pump through its drive pulley. This integration enhances the efficiency and reliability of the engine’s accessory systems. Regular maintenance and timely replacement of the belt are crucial for ensuring the continued performance and longevity of the engine system.