3288955
V Ribbed Belt
Cummins®

The Cummins 3288955 V-Ribbed Belt is a component designed for use in commercial trucks. It plays a role in the operation of these vehicles by facilitating the transfer of power from the engine to various auxiliary components. Understanding its purpose and significance 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 into corresponding grooves on pulleys. This design enhances grip and reduces slippage compared to flat belts ¹. V-Ribbed Belts are constructed from multiple layers of rubber and textile cords, providing durability and flexibility. They differ from timing belts, which synchronize engine components, and flat belts, which are less efficient in power transmission ².

Purpose and Role of the 3288955 V-Ribbed Belt

The 3288955 V-Ribbed Belt plays a role in the operation of a truck by driving several engine components. It is responsible for powering the alternator, which charges the battery and supplies electrical power to the vehicle’s systems. Additionally, it drives the water pump, which circulates coolant through the engine to manage temperature. The belt also operates the air conditioning compressor, ensuring the climate control system functions correctly.

Key Features

The 3288955 V-Ribbed Belt features a design optimized for high performance and longevity. It is constructed from durable materials that resist wear and tear, ensuring reliable operation under demanding conditions. The belt’s unique characteristics include enhanced flexibility and a robust construction that supports efficient power transmission across multiple engine components.

Benefits of Using the 3288955 V-Ribbed Belt

Using the 3288955 V-Ribbed Belt offers several advantages. Its design contributes to improved engine efficiency by ensuring consistent power delivery to auxiliary components. The belt’s durability reduces the frequency of replacements and maintenance, leading to cost savings over time. Additionally, its construction enhances overall engine performance and reliability.

Installation Considerations

When installing the 3288955 V-Ribbed Belt, it is important to follow guidelines for proper tensioning and alignment. Ensuring the belt is correctly tensioned prevents slippage and ensures efficient power transmission. Alignment with the pulleys is crucial to avoid premature wear and maintain the belt’s integrity. Specific requirements for Cummins engines should be observed to ensure optimal performance ³.

Troubleshooting Common Issues

Common issues with V-Ribbed Belts include slippage, cracking, and noise. Slippage can occur if the belt is not properly tensioned or if it has become worn. Cracking may indicate exposure to harsh conditions or age-related degradation. Noise can be a sign of misalignment or wear. Troubleshooting these issues involves inspecting the belt for signs of wear, ensuring proper tension and alignment, and addressing any underlying causes of damage ⁴.

Maintenance Tips

To ensure the optimal performance and longevity of the 3288955 V-Ribbed Belt, regular maintenance is recommended. This includes inspecting the belt for signs of wear or damage, cleaning it to remove debris that could cause abrasion, and replacing it according to the manufacturer’s guidelines. Adhering to these maintenance practices helps maintain the efficiency and reliability of the truck’s engine system.

Cummins Overview

Cummins Inc. is a leading manufacturer of diesel engines, known for its commitment to innovation and quality in the commercial truck industry. With a history spanning over a century, Cummins has established a reputation for producing reliable and efficient engines and components. The company’s product range includes a variety of engines, filtration systems, and aftermarket parts, all designed to meet the demanding requirements of commercial transportation.

V-Ribbed Belt Compatibility with Cummins Engines

The V-Ribbed Belt part 3288955, manufactured by Cummins, is a critical component in the engine’s accessory drive system. This belt ensures the proper functioning of various engine components such as the alternator, water pump, and air conditioning compressor. Below is a detailed description of its compatibility with the listed Cummins engines:

Compatibility with Specific Engine Models

• 4B3.9
• 6B5.9
• 6C8.3
• B5.9 G

These engines, while differing in displacement and configuration, share a similar accessory drive system that accommodates the V-Ribbed Belt part 3288955. The belt’s design ensures it fits snugly around the pulleys, providing the necessary tension to drive the engine’s accessories effectively.

Compatibility with ISB/ISD6.7 CM2150 SN and ISBE CM2150

The ISB/ISD6.7 CM2150 SN and ISBE CM2150 engines are part of Cummins’ ISB and ISBE series, respectively. Both engines utilize the same V-Ribbed Belt part 3288955. This belt is engineered to handle the specific demands of these engines, ensuring reliable performance and longevity.

Compatibility with ISB5.9 CM2880 Series

The ISB5.9 CM2880 engines, including the B110, B140, and B149 variants, are designed to work seamlessly with the V-Ribbed Belt part 3288955. The belt’s robust construction and precise dimensions make it an ideal fit for these engines, ensuring efficient power transfer to the engine’s accessories.

Compatibility with ISBE4 CM850

The ISBE4 CM850 engine is another model that benefits from the V-Ribbed Belt part 3288955. This belt is specifically designed to meet the operational requirements of the ISBE4 series, providing consistent performance and durability.

Compatibility with QSB6.7 CM850 (CM2850) and QSB7 CM2880 B117

The QSB6.7 CM850 (CM2850) and QSB7 CM2880 B117 engines also utilize the V-Ribbed Belt part 3288955. This belt is engineered to fit these engines’ unique configurations, ensuring optimal performance and reliability in various operating conditions.

By ensuring the correct fitment of the V-Ribbed Belt part 3288955, engine owners can maintain the efficiency and longevity of their engines, avoiding potential breakdowns and costly repairs.

Role of Part 3288955 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt, identified by part number 3288955, is integral to the efficient operation of various engine components. Its primary function is to transfer rotational force from the engine’s crankshaft to auxiliary components, ensuring they operate in sync with the engine’s rhythm.

Alternator Drive

In the alternator drive system, the V-Ribbed Belt connects the crankshaft to the alternator. This connection allows the alternator to generate electrical power as the engine runs. The consistent and smooth transfer of power ensures that the alternator can maintain a stable output, which is essential for powering the vehicle’s electrical systems and recharging the battery.

Water Pump Drive

For the water pump drive, the V-Ribbed Belt plays a key role in circulating coolant through the engine. By driving the water pump, the belt helps regulate the engine’s temperature, preventing overheating. This is achieved by ensuring a continuous flow of coolant that absorbs heat from the engine block and dissipates it through the radiator.

In both applications, the V-Ribbed Belt’s design—with its multiple ribs—provides a larger contact area compared to traditional flat belts. This enhances grip and efficiency, reducing slippage and ensuring reliable operation under varying load conditions. The belt’s durability and flexibility are also vital, as they allow it to withstand the dynamic environment within the engine compartment, including exposure to heat, oil, and vibration.

Conclusion

The Cummins 3288955 V-Ribbed Belt is a critical component in the operation of commercial truck engines. Its design and construction ensure efficient power transmission to auxiliary components, contributing to the overall performance and reliability of the engine. Regular maintenance and proper installation are essential to maximize the benefits of this Cummins part and ensure the longevity of the engine system.