3289314
V Ribbed Belt
Cummins®

The Cummins 3289314 V Ribbed Belt is a component designed for use in commercial trucks. It serves a pivotal role in the operation of these vehicles by facilitating the transfer of power from the engine to various auxiliary components. Understanding its purpose and function is key to maintaining the efficiency and reliability of truck operations.

Basic Concepts of V Ribbed Belts

V Ribbed Belts are characterized by their trapezoidal cross-section, which allows them to engage with corresponding pulleys more effectively than flat belts. This design enhances their ability to transmit power with reduced slippage. Constructed from durable materials, often reinforced with textile cords, these belts are engineered to withstand the rigors of automotive applications. They are widely used in systems requiring the drive of multiple components simultaneously, such as alternators, water pumps, and air conditioning compressors ¹.

Role of the 3289314 V Ribbed Belt in Truck Operation

In the context of truck operation, the Cummins 3289314 V Ribbed Belt connects the engine to several critical systems. It enables the rotation of the alternator to generate electrical power, the water pump to circulate coolant through the engine, and the air conditioning compressor to provide climate control. By ensuring these components operate in sync with the engine, the belt plays a role in maintaining the truck’s overall functionality and performance ².

Key Features

The Cummins 3289314 V Ribbed Belt is distinguished by its material composition and design characteristics. Crafted from high-strength materials, it offers resistance to wear and environmental factors. Its design includes specific rib configurations and tension requirements tailored to the demands of commercial truck applications. These features contribute to its performance and durability, ensuring reliable operation under varying conditions ³.

Benefits

The use of the Cummins 3289314 V Ribbed Belt in truck applications offers several advantages. It contributes to improved efficiency by ensuring smooth and consistent power transmission to auxiliary components. Its reliable performance helps maintain the truck’s operational integrity, reducing the likelihood of unexpected downtime. Furthermore, the belt’s design and material properties enhance its durability, providing long-term value in demanding truck environments.

Troubleshooting and Maintenance

Common issues with V Ribbed Belts include wear, cracking, and misalignment. Regular inspection for signs of damage or excessive wear is recommended to prevent failure. Maintenance practices such as proper tensioning and alignment checks can significantly extend the belt’s service life. Addressing issues promptly and adhering to manufacturer guidelines for replacement intervals are crucial for maintaining optimal performance and preventing component failure.

Compatibility with Cummins Engines

The V Ribbed Belt part number 3289314, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is essential for the proper functioning of engine accessories such as the alternator, water pump, and air conditioning compressor. Below is a detailed description of the compatibility of this belt with various Cummins engines:

B5.6 CM2670 B164C and B152B Engines

The V Ribbed Belt part 3289314 is compatible with the B5.6 CM2670 B164C and B152B engines. These engines are known for their robust performance and reliability, often used in heavy-duty applications. The belt ensures that the engine accessories operate smoothly, maintaining optimal performance.

ISB CM550 and QSB5.9 44 CM550 Engines

The ISB CM550 and QSB5.9 44 CM550 engines also utilize the V Ribbed Belt part 3289314. These engines are widely recognized for their efficiency and durability, making them suitable for a range of applications from construction to agricultural machinery. The belt’s design ensures that the engine accessories are driven correctly, contributing to the engine’s overall efficiency.

ISM CM570, ISM CM570/870, ISM CM876, and ISM11 CM876 SN Engines

The ISM CM570, ISM CM570/870, ISM CM876, and ISM11 CM876 SN engines are designed for high-performance applications. The V Ribbed Belt part 3289314 is engineered to fit these engines, ensuring that the accessories are driven with precision. This compatibility is crucial for maintaining the engine’s performance and longevity.

QSB4.5 CM2250 EC and QSB4.5 CM850 (CM2850) Engines

The QSB4.5 CM2250 EC and QSB4.5 CM850 (CM2850) engines benefit from the V Ribbed Belt part 3289314. These engines are known for their power and reliability, often used in industrial and agricultural settings. The belt’s design ensures that the engine accessories are driven efficiently, contributing to the engine’s overall performance.

QSB6.7 CM2250, QSB6.7 CM2350 B105, and QSB6.7 CM850 (CM2850) Engines

The V Ribbed Belt part 3289314 is compatible with the QSB6.7 CM2250, QSB6.7 CM2350 B105, and QSB6.7 CM850 (CM2850) engines. These engines are designed for heavy-duty applications and require a reliable belt to ensure that the accessories are driven correctly. The belt’s design ensures that the engine accessories operate smoothly, maintaining the engine’s performance.

QSB7 CM2880 B117 and QSM11 CM570 Engines

The QSB7 CM2880 B117 and QSM11 CM570 engines also use the V Ribbed Belt part 3289314. These engines are known for their power and efficiency, often used in construction and industrial applications. The belt ensures that the engine accessories are driven with precision, contributing to the engine’s overall performance and longevity.

Role of Part 3289314 V Ribbed Belt in Engine Systems

The V Ribbed Belt, identified as part 3289314, is an essential component in the efficient operation of several engine systems. It is primarily responsible for transmitting power from the engine’s crankshaft to various auxiliary components.

Fan Drive Belt

In the cooling system, the V Ribbed Belt is integral to the operation of the fan drive. It transfers rotational force from the engine to the cooling fan, ensuring that the fan operates at the correct speed to maintain optimal engine temperature. This is particularly important under high-load conditions or when the vehicle is stationary, as it prevents the engine from overheating.

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, it ensures a consistent flow of coolant through the engine. This circulation is vital for dissipating heat generated during combustion, thereby maintaining engine efficiency and preventing damage from overheating.

Water Pump Drive Pulley

Additionally, the belt engages with the water pump drive pulley, which is a critical interface in the coolant circulation process. The pulley’s rotation, driven by the V Ribbed Belt, facilitates the movement of coolant from the engine block to the radiator, where it is cooled before returning to the engine. This continuous cycle is essential for the engine’s thermal management.

Conclusion

In summary, part 3289314 V Ribbed Belt is a key element in the powertrain, ensuring the reliable operation of the fan drive, water pump, and associated pulleys. Its proper function is essential for the overall performance and longevity of the engine system.