3289179
V Ribbed Belt
Cummins®

The Cummins 3289179 V Ribbed Belt is a component designed to facilitate the operation of various engine accessories in commercial trucks. Its role is significant as it ensures the efficient transfer of power from the engine to components such as the alternator, water pump, and air conditioning compressor, contributing to the overall performance and reliability of the vehicle ¹.

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 while reducing slippage. V Ribbed Belts operate by wrapping around multiple pulleys, driven by the engine’s crankshaft, to power various accessories. They differ from other belt types, such as flat belts or timing belts, in their construction and application within the engine system ².

Purpose and Role in Truck Operation

This Cummins part plays a role in the operation of a truck by driving essential engine components. It powers the alternator to generate electricity, the water pump to circulate coolant through the engine, and the air conditioning compressor to provide climate control. This belt ensures these components function correctly, contributing to the truck’s operational efficiency and comfort ³.

Key Features

The 3289179 features a robust material composition, typically a blend of synthetic materials, designed for durability and resistance to wear. Its rib design is optimized for maximum contact with pulleys, enhancing power transmission efficiency. The belt’s length is tailored to fit specific engine configurations, ensuring a precise fit and optimal performance. Unique characteristics may include reinforced edges to prevent fraying and special coatings to reduce friction and heat buildup.

Benefits

Using the 3289179 offers several advantages. It contributes to improved engine efficiency by ensuring reliable power transmission to accessories. The belt’s design and material composition reduce the need for frequent maintenance, offering enhanced durability. Its compatibility with specific truck models ensures optimal performance and reliability, making it a valuable component for commercial vehicle operations.

Installation Process

Installing this V Ribbed Belt requires careful attention to detail. The process involves loosening the tensioner pulley to create slack in the old belt, removing the old belt, and carefully routing the new belt around the designated pulleys. Tools such as wrenches and a belt tensioner tool may be necessary. Safety precautions, including wearing protective gloves and eyewear, should be observed. Ensuring the correct tension is critical for the belt’s performance and longevity.

Troubleshooting Common Issues

Common issues with V Ribbed Belts include slipping, cracking, and excessive wear. Slipping can occur due to improper tension or pulley misalignment, while cracking and wear may result from age, exposure to heat, or incorrect installation. Troubleshooting involves checking the belt’s tension and alignment, inspecting for signs of wear, and ensuring the belt is correctly routed and tensioned. Replacement may be necessary if significant damage is observed.

Maintenance Tips

Regular maintenance of the 3289179 is key to its longevity and performance. Inspection intervals should be followed as per the manufacturer’s recommendations, looking for signs of wear, cracking, or glazing. Proper tension should be maintained to prevent slippage and ensure efficient power transmission. Considering replacement when signs of significant wear are observed can prevent unexpected failures and maintain engine efficiency.

Compatibility and Applications

The 3289179 is designed for specific truck models and engine types, ensuring compatibility and optimal performance. Using the correct belt for the intended application is important to maintain engine efficiency and reliability. Compatibility information should be consulted to ensure the belt meets the specific requirements of the truck’s engine system.

About Cummins

Cummins Inc. is a leader in the design, manufacture, and distribution of engines, filtration, and power generation products. With a strong reputation in the automotive industry, Cummins is committed to producing high-quality components for commercial vehicles, enhancing their performance, efficiency, and reliability. The company’s dedication to innovation and quality ensures that its products, like the 3289179 V Ribbed Belt, meet the demanding requirements of commercial truck operations.

V Ribbed Belt 3289179 Compatibility with Cummins Engines

The V Ribbed Belt part number 3289179, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is crucial for the proper functioning of engine accessories such as the alternator, water pump, and air conditioning compressor. Below is a detailed description of the engines with which this belt is compatible.

Compatible Engines

• 6B5.9
• 6C8.3
• B4.5
• B6.7
• CM2350
• B135B
• C GAS PLUS CM556
• C8.3 G
• G8.3
• ISB CM550
• ISB/ISD6.7 CM2150 SN
• ISBE CM2150
• ISBE CM800
• ISBE4 CM850
• ISC CM554
• ISC CM850
• ISL CM554
• ISL9 CM2150 SN
• ISL9.5 CM2880 L138
• L8.9
• L8.9 CM2670 L134C
• L8.9 L121
• L8.9G CMOH2.0 L125B
• L9.5 L117
• QSB3.9 30 CM550
• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)

This belt is engineered to ensure reliable performance and longevity, making it an essential component for maintaining the efficiency of the aforementioned engines.

Role of Part 3289179 V Ribbed Belt in Engine Systems

The V Ribbed Belt, identified by part number 3289179, is integral to the efficient operation of several key engine components. Its primary function is to transfer rotational force from the engine’s crankshaft to various auxiliary components, ensuring they operate in sync with the engine’s rhythm.

Alternator Drive

In the alternator drive system, the V Ribbed Belt is responsible for transmitting power from the engine to the alternator. This transfer of power enables the alternator to generate electricity, which is essential for charging the vehicle’s battery and powering electrical components while the engine is running. The consistent and reliable transfer of power ensures that the alternator can maintain a stable output, which is vital for the vehicle’s electrical system.

Water Pump Drive

The V Ribbed Belt also plays a significant role in the water pump drive system. By connecting the crankshaft to the water pump, the belt ensures that the water pump rotates at the necessary speed to circulate coolant through the engine. This circulation is essential for maintaining optimal engine temperature, preventing overheating, and ensuring the engine operates within its designed parameters. The belt’s durability and flexibility are key to withstanding the continuous motion and varying loads encountered in this application.

Water Pump Drive Pulley

Additionally, the V Ribbed Belt interfaces with the water pump drive pulley, which is a critical component in the coolant circulation process. The pulley’s design allows for efficient power transmission from the belt to the water pump. The belt’s ribbed surface engages with the pulley’s grooves, providing a secure grip that minimizes slippage and ensures consistent power transfer. This interaction is essential for the water pump to function correctly, maintaining the engine’s thermal management system.

Conclusion

In summary, the V Ribbed Belt (part 3289179) is a vital component in the engine’s auxiliary systems, ensuring the alternator, water pump, and associated pulleys operate harmoniously. Its role in power transmission is fundamental to the vehicle’s overall performance and reliability.