3288999
V Ribbed Belt
Cummins®

Introduction

The Cummins 3288999 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 ¹. This design makes them efficient for transmitting power in automotive applications. Unlike flat belts, V-Ribbed Belts offer greater durability and can handle higher loads. They are used for driving accessories rather than synchronizing engine components.

Purpose of the 3288999 V-Ribbed Belt

The Cummins 3288999 V-Ribbed Belt drives essential engine accessories such as the alternator, water pump, and air conditioning compressor. By ensuring these components receive the necessary power, the belt contributes to the overall functionality and comfort of the vehicle.

Key Features

The Cummins 3288999 V-Ribbed Belt is constructed from high-quality materials that enhance its performance and durability. Its design includes multiple ribs that increase the contact area with pulleys, improving power transmission efficiency. The belt features a robust core and durable outer layers, contributing to its longevity and resistance to wear.

Benefits

Using the Cummins 3288999 V-Ribbed Belt offers several advantages. It provides improved efficiency in power transmission, ensuring that engine accessories operate effectively. The belt’s reliable construction contributes to the overall reliability of the truck’s drivetrain system. Its durable materials and design result in a longer service life compared to other belts, reducing the frequency of replacements and maintenance costs.

Installation

Installing the Cummins 3288999 V-Ribbed Belt requires following specific guidelines to ensure proper fit and function. It is important to use the correct tools and procedures to avoid damage to the belt or pulleys. Proper tensioning is crucial to prevent slippage and ensure efficient power transmission. Detailed instructions should be consulted to achieve the best results during installation.

Troubleshooting

Common issues with V-Ribbed Belts include wear, misalignment, and slippage. Signs of wear may include cracks or fraying on the belt’s surface, while misalignment can lead to uneven wear and increased noise. Addressing these issues promptly can prevent further damage to the belt and the driven components. Regular inspections and maintenance can help identify and resolve these problems early.

Maintenance

Regular maintenance of the Cummins 3288999 V-Ribbed Belt is important for ensuring optimal performance and longevity. This includes periodic inspections for signs of wear or damage, checking the tension to ensure it is within the recommended range, and following replacement guidelines based on the belt’s condition and service intervals. Proper maintenance practices contribute to the efficient and reliable operation of the truck.

About Cummins

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 strong reputation in the commercial truck industry. Their product range includes a variety of components and systems designed to enhance the performance, efficiency, and reliability of commercial vehicles.

V-Ribbed Belt 3288999 Compatibility with Cummins Engines

The V-Ribbed Belt part number 3288999, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is crucial for the proper functioning of the engine’s ancillary systems, ensuring that components such as the alternator, water pump, and air conditioning compressor operate efficiently.

Compatible Engines

• 4B3.9
• 6B5.9
• 6C8.3
• B5.9 G
• B5.9 GAS PLUS CM556
• C GAS PLUS CM556
• C8.3 G
• ISC CM850
• ISL9 CM2150 SN
• QSB5.9 CM2880 B139
• QSC8.3 CM850 (CM2850)
• QSL9 CM850 (CM2850)

Grouping of Compatible Engines

The V-Ribbed Belt 3288999 is engineered to be compatible with a range of Cummins engines, which can be grouped based on their specifications and applications:

• B5.9 Series:

  • B5.9 G
  • B5.9 GAS PLUS CM556

• C Series:

  • C GAS PLUS CM556

• C8.3 Series:

  • 6C8.3
  • C8.3 G
  • QSC8.3 CM850 (CM2850)

• ISC and ISL Series:

  • ISC CM850
  • ISL9 CM2150 SN

• QSB and QSL Series:

  • QSB5.9 CM2880 B139
  • QSL9 CM850 (CM2850)

This belt is designed to meet the rigorous demands of these engines, providing reliable performance and durability in various operating conditions.

Role of Part 3288999 V-Ribbed Belt in Engine Systems

Alternator Drive

The V-Ribbed Belt, specifically part 3288999, is integral to the alternator drive system. It transmits rotational force from the engine’s crankshaft to the alternator. This transfer of power ensures that the alternator can generate electricity, which is essential for charging the vehicle’s battery and powering electrical components such as lights, the ignition system, and various sensors. The efficiency and reliability of the V-Ribbed Belt directly influence the alternator’s performance, ensuring a consistent and adequate electrical supply to the vehicle’s systems.

Water Pump Drive

In the water pump drive system, part 3288999 V-Ribbed Belt plays a significant role by transferring power from the engine to the water pump. The water pump circulates coolant through the engine, maintaining optimal operating temperatures and preventing overheating. The V-Ribbed Belt’s durability and proper tension are vital for the water pump’s consistent operation, ensuring that coolant flow is uninterrupted. This, in turn, helps protect the engine from thermal damage and extends its lifespan by maintaining stable temperatures under varying driving conditions ².

Conclusion

The Cummins 3288999 V-Ribbed Belt is a critical component in the operation of commercial trucks, ensuring the efficient transfer of power to essential engine accessories. Its high-quality construction, compatibility with a range of Cummins engines, and reliable performance make it a valuable part for maintaining the efficiency and reliability of truck operations.