3289604
V Ribbed Belt
Cummins®

Introduction

The Cummins 3289604 V-Ribbed Belt is a component designed for use in commercial trucks. It facilitates the transfer of power from the engine to various accessories, contributing to the efficiency and reliability of truck operations.

Basic Concepts of V-Ribbed Belts

V-Ribbed Belts, characterized by their trapezoidal cross-section, fit into corresponding grooves on pulleys, enhancing grip and reducing slippage. This design is efficient for transmitting power in automotive applications, connecting the engine to components such as the alternator, water pump, and air conditioning compressor ¹.

Purpose of the 3289604 V-Ribbed Belt

This Cummins part ensures that engine accessories receive the necessary power to function correctly, contributing to the truck’s electrical system and cooling capabilities.

Key Features

The 3289604 features a robust material composition, including synthetic rubber and high-tensile textile cords, providing strength and flexibility. Its design incorporates multiple ribs that engage with the pulleys, enhancing grip and reducing slippage. It may also have anti-static properties and a heat-resistant coating ².

Benefits

Using this part offers advantages such as improved efficiency in power transmission, durability under heavy-duty use, and reliability in various operating conditions, which are crucial for commercial operations ³.

Installation Considerations

Proper tensioning and alignment of the V-Ribbed Belt are crucial to prevent slippage and ensure efficient power transmission. Following guidelines and best practices during installation helps achieve optimal performance and longevity.

Maintenance Tips

Regular maintenance, including inspection intervals to check for wear, is key to prolonging the belt’s lifespan and ensuring consistent performance. Addressing issues promptly can prevent more severe problems and maintain the efficiency of the truck’s drivetrain.

Troubleshooting Common Issues

Common problems with V-Ribbed Belts include slippage, cracks, or fraying. Troubleshooting involves checking the belt’s condition, ensuring proper tension and alignment, and replacing the belt if necessary to restore optimal performance.

Manufacturer - Cummins

Cummins Inc. is known for its commitment to producing high-quality components. The company’s dedication to quality is reflected in its wide range of automotive components, including the 3289604 V-Ribbed Belt.

Compatibility with Cummins Engines

The V-Ribbed Belt 3289604 is designed to fit a variety of Cummins engines, ensuring the efficient operation of ancillary components such as the alternator, water pump, and air conditioning compressor.

Compatible Engines

• 6B5.9
• 6C8.3
• C GAS PLUS CM556
• C8.3 G
• ISB CM550
• ISC CM554
• ISC CM850
• ISL CM554
• ISL9 CM2150 SN
• ISM CM570
• ISM CM570/870
• QSB5.9 30 CM550
• QSC8.3 CM850 (CM2850)
• QSL9 CM850 (CM2850)
• QSM11 CM570

Grouping of Compatible Engines

• 6B5.9 and 6C8.3: Earlier Cummins B and C series, known for robust design and reliability.
• C GAS PLUS CM556 and C8.3 G: C series, often used in agricultural and industrial applications.
• ISB CM550, ISC CM554, ISC CM850, ISL CM554, ISL9 CM2150 SN, ISM CM570, ISM CM570/870: ISB, ISC, ISL, and ISM series, widely used in heavy-duty trucks, construction equipment, and industrial applications.
• QSB5.9 30 CM550, QSC8.3 CM850 (CM2850), QSL9 CM850 (CM2850), QSM11 CM570: QSB, QSC, and QSL series, designed for agricultural, industrial, and marine uses.

Role of Part 3289604 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt 3289604 is integral to the efficient operation of various engine components, transferring rotational force from the engine’s crankshaft to multiple peripheral components.

Alternator Drive

The belt connects to the alternator pulley, enabling the alternator to generate electricity for the vehicle’s electrical systems and recharging the battery.

Fan Drive

Attached to the engine’s cooling fan, the belt ensures the fan operates in sync with the engine speed, maintaining optimal engine temperature.

Water Pump Drive

The belt also drives the water pump, which circulates coolant through the engine, regulating temperature and preventing overheating.

Engine Installation

During installation, the belt is routed around multiple pulleys to connect the alternator, fan, and water pump. Proper tensioning and alignment are necessary to avoid slippage and ensure reliable operation.

Pulley System

The belt engages with various pulleys, including those for the alternator, fan, and water pump, ensuring a secure grip and efficient power transmission.

Belt Kit

Often, the V-Ribbed Belt is part of a comprehensive belt kit that includes all necessary components for replacement, maintaining balance and efficiency within the engine system.

Conclusion

The V-Ribbed Belt (part 3289604) plays a significant role in coordinating the operation of the alternator, fan, and water pump, contributing to the overall efficiency and reliability of the engine system.