3289820
V Ribbed Belt
Cummins®

The Cummins 3289820 V-Ribbed Belt is a component designed for use in commercial trucks. It serves a function 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 engage more effectively with pulleys compared to flat belts. This design enhances their ability to transmit power efficiently. V-Ribbed Belts are constructed from multiple layers of rubber and textile cords, providing durability and flexibility. They differ from other belt types, such as flat belts or timing belts, in their construction and the way they interact with engine components ¹.

Role of the 3289820 V-Ribbed Belt in Truck Operation

The Cummins 3289820 V-Ribbed Belt plays a role in the operation of a truck by driving components such as the alternator, water pump, and power steering pump. Its function is to transfer rotational force from the engine to these components, ensuring they operate correctly. This belt contributes to overall engine performance by maintaining the functionality of these systems.

Key Features of the 3289820 V-Ribbed Belt

The Cummins 3289820 V-Ribbed Belt is distinguished by its material composition, which includes high-quality rubber and textile cords. Its design incorporates multiple ribs, enhancing its grip on pulleys and improving power transmission. Unique characteristics such as resistance to heat, oil, and wear contribute to its performance and durability in demanding truck engine environments ².

Benefits of Using the 3289820 V-Ribbed Belt

Utilizing the Cummins 3289820 V-Ribbed Belt offers several advantages. It provides improved efficiency in power transmission, leading to better overall engine performance. Its reliability is demonstrated through consistent operation under various conditions. Additionally, the belt’s longevity is enhanced by its durable construction, reducing the frequency of replacements and maintenance costs ³.

Installation Considerations

When installing the 3289820 V-Ribbed Belt, it is important to follow guidelines for proper tensioning and alignment. Ensuring the belt is correctly tensioned helps prevent slippage and wear, while proper alignment ensures efficient power transmission. Specific requirements for installation may vary, so it is advisable to consult the manufacturer’s instructions for optimal performance.

Maintenance and Troubleshooting

Routine maintenance of the 3289820 V-Ribbed Belt includes regular inspection for signs of wear or damage, such as cracks, fraying, or glazing. Addressing these issues promptly can prevent belt failure and ensure continued engine performance. Troubleshooting common issues may involve checking for proper tension and alignment, as well as inspecting pulleys and other components for wear.

Cummins Overview

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 has established a reputation for manufacturing high-quality components, including the 3289820 V-Ribbed Belt. Their expertise in the commercial truck industry underscores the reliability and performance of their products ⁴.

V-Ribbed Belt 3289820 Compatibility with Cummins Engines

The V-Ribbed Belt part number 3289820, manufactured by Cummins, is a component in ensuring the smooth operation of various engine systems. This belt is designed to drive auxiliary components such as the alternator, air conditioning compressor, and water pump, which are essential for the overall functionality of the engine.

Compatibility with Specific Engine Models

• 6B5.9, B5.9 G, B5.9 GAS PLUS CM556

  The V-Ribbed Belt 3289820 is compatible with the 6B5.9, B5.9 G, and B5.9 GAS PLUS CM556 engines. These engines rely on the belt to maintain the correct tension and alignment of the auxiliary components, ensuring efficient power transfer and reducing wear on the engine.

• ISC CM554, ISL CM554, QSC8.3 CM554, QSL9 CM554

  The belt is also suitable for the ISC CM554, ISL CM554, QSC8.3 CM554, and QSL9 CM554 engines. These engines share similar design principles and auxiliary systems, making the V-Ribbed Belt 3289820 a versatile choice for maintaining the integrity of these systems.

• ISC CM850, ISL9 CM2150 SN

  The V-Ribbed Belt 3289820 is also compatible with the ISC CM850 and ISL9 CM2150 SN engines. These engines, while differing in some specifications, still require the belt to ensure that the auxiliary components are driven correctly, thereby maintaining the engine’s operational efficiency.

Ensuring Proper Fitment

When installing the V-Ribbed Belt 3289820, it is crucial to ensure that the belt is correctly aligned with the pulleys and that the tension is properly set. This will help to prevent premature wear and potential failure of the belt, which could lead to significant downtime and repair costs. Always refer to the engine’s service manual for specific installation guidelines and tension specifications.

Role of Part 3289820 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt, identified by part number 3289820, is a component in the efficient operation of several engine systems. This belt is responsible for transmitting power from the engine’s crankshaft to various auxiliary components, ensuring they function correctly.

Alternator Drive

The V-Ribbed Belt plays a role in driving the alternator. As the crankshaft rotates, the belt transfers this motion to the alternator, allowing it to generate electricity. This electricity is vital for powering the vehicle’s electrical systems and recharging the battery. The consistent and reliable transfer of power by the V-Ribbed Belt ensures that the alternator operates efficiently, maintaining the vehicle’s electrical supply.

Water Pump Drive

Another important function of the V-Ribbed Belt is driving the water pump. The water pump is responsible for circulating coolant throughout the engine to regulate its temperature. The V-Ribbed Belt transmits the rotational force from the crankshaft to the water pump, enabling it to move coolant through the engine’s passages. This circulation helps prevent the engine from overheating, ensuring optimal performance and longevity.

Water Pump Drive Pulley

The V-Ribbed Belt also interacts with the water pump drive pulley. This pulley is a critical part of the water pump drive system, as it changes the direction of the rotational force from the crankshaft to the water pump. The V-Ribbed Belt wraps around the pulley, transferring power smoothly and efficiently. This interaction ensures that the water pump operates correctly, maintaining the engine’s temperature within safe limits.

Conclusion

In summary, the V-Ribbed Belt (part 3289820) is integral to the operation of the alternator, water pump, and associated pulleys. Its role in transferring power ensures that these components function correctly, contributing to the overall performance and reliability of the engine system.