4948117
Belt Tensioner Bracket
Cummins®

Introduction

The Belt Tensioner Bracket 4948117, a Cummins product, is engineered for commercial trucks. This part ensures the proper functioning of the belt tensioner system, contributing to the engine’s efficiency and reliability ².

Basic Concepts of Belt Tensioner Brackets

A Belt Tensioner Bracket supports the belt tensioner, maintaining correct tension on the engine’s drive belts. These belts transmit power to components like the alternator and water pump. The tensioner bracket ensures the tensioner operates within specified parameters, crucial for engine efficiency ².

Purpose of the 4948117 Belt Tensioner Bracket

This Cummins part maintains proper tension on drive belts, essential for efficient power transmission to engine components. It prevents belt slippage, reduces wear, and enhances engine performance and longevity ².

Key Features

The 4948117 is designed for heavy-duty use, featuring materials for strength and wear resistance. It may include precision machining for accurate fitment and robust construction to handle dynamic loads ².

Benefits of Using the 4948117 Belt Tensioner Bracket

Using this part improves engine efficiency by ensuring optimal belt tension, reducing wear on belts and driven components, and enhancing engine system reliability and longevity ².

Installation and Compatibility

Proper installation of the 4948117 is crucial for its effective operation. Installation procedures vary by truck model, requiring adherence to manufacturer guidelines for correct fitment and function ².

Maintenance and Troubleshooting

Regular inspection of the 4948117 is key to its performance and longevity. Look for signs of wear or damage. Troubleshooting may involve adjusting the tensioner or replacing worn components ².

Cummins: A Brief Overview

Cummins Inc. is known for producing high-quality components for commercial vehicles, emphasizing innovation, quality, and reliability ¹.

Belt Tensioner Bracket 4948117 Compatibility with Cummins Engines

The 4948117 is designed for several Cummins engine models, ensuring proper tension of the serpentine belt and optimal performance of ancillary systems ¹.

Cummins 4B3.9 Engine

The 4948117 is engineered for the Cummins 4B3.9 engine, known for its robust design and reliability. The bracket ensures the belt remains taut, reducing slippage and potential engine damage ¹.

Grouping of Compatible Engines

The 4948117 may also fit other similar Cummins engine models, due to shared design characteristics and mounting configurations ¹.

Role of Part 4948117 Belt Tensioner Bracket in Engine Systems

The 4948117 ensures optimal performance of engine systems by maintaining proper drive belt tension, essential for efficient operation of engine-driven accessories ².

Interaction with Mounting Systems

The Belt Tensioner Bracket is mounted to the engine block or frame, providing a stable foundation for the tensioner mechanism. This arrangement allows for precise belt tension adjustment, accommodating dynamic engine changes ².

Coordination with Refrigerant Compressor

In systems with a belt-driven refrigerant compressor, the 4948117 maintains necessary belt tension, ensuring efficient compressor operation and optimal cooling performance ².

Overall System Integration

The Belt Tensioner Bracket contributes to the harmonious operation of the entire engine system by ensuring the drive belt remains taut, facilitating power transfer to components like the alternator and water pump ².

Conclusion

The 4948117 Belt Tensioner Bracket by Cummins is a critical component for the efficient and reliable operation of commercial truck engines. Its design and features are tailored to meet the demands of heavy-duty applications, ensuring optimal belt tension and contributing to the overall performance and longevity of the engine system.