3012628
Alternator Support
Cummins®

The 3012628 Alternator Support Bracket is a component designed by Cummins to play a role in the electrical system of commercial trucks. Its purpose is to secure the alternator, ensuring it remains properly aligned and operational. Cummins, a well-established manufacturer in the commercial truck industry, is known for its commitment to quality and innovation. This bracket is part of their extensive range of parts designed to enhance the performance and reliability of commercial vehicles ¹.

Function and Operation

The Alternator Support Bracket functions by providing a stable mounting point for the alternator within the truck’s electrical system. It secures the alternator in place, which is important for maintaining proper alignment and ensuring efficient operation. This bracket helps in distributing the mechanical stresses exerted on the alternator, which can arise from engine vibrations and other dynamic forces. By keeping the alternator securely mounted, it contributes to the consistent generation of electrical power needed for the truck’s various systems ².

Key Features

The 3012628 Alternator Support Bracket is constructed from durable materials, designed to withstand the harsh conditions typical of commercial truck operations. Its design includes features such as reinforced mounting points and corrosion-resistant coatings, which enhance its performance and longevity. The bracket is engineered to accommodate specific alternator models, ensuring a precise fit and optimal functionality. Additionally, its design allows for easy installation and maintenance, reducing downtime for truck operators.

Benefits

The use of the Alternator Support Bracket offers several benefits. It contributes to improved alternator stability, which can lead to reduced vibration and wear on the alternator and its connections. This stability enhances the reliability of the electrical system, ensuring consistent power delivery to the truck’s electrical components. Furthermore, by maintaining proper alternator alignment and operation, the bracket plays a role in enhancing overall truck performance and efficiency.

Installation

Proper installation of the Alternator Support Bracket is important for ensuring its effectiveness. The installation process involves securing the bracket to the engine block using the specified fasteners and torque settings. It is important to align the bracket correctly with the alternator to ensure a snug fit. Following the manufacturer’s guidelines for torque specifications and alignment is recommended to achieve optimal performance and longevity of the bracket and the alternator it supports.

Maintenance and Troubleshooting

To ensure the continued reliable operation of the Alternator Support Bracket, regular maintenance is recommended. This includes inspecting the bracket for signs of wear, corrosion, or damage, and tightening any loose fasteners. Common issues that may arise include bracket loosening or damage due to environmental factors or mechanical stress. Addressing these issues promptly can prevent more significant problems down the line. Regular inspections and timely repairs are important for maintaining the integrity of the electrical system.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and customer satisfaction in the commercial truck industry. The company’s product offerings include a wide range of engines, components, and technologies designed to meet the diverse needs of its customers. Cummins’ commitment to quality is evident in its rigorous testing and validation processes, ensuring that its products deliver reliable performance in various operating conditions ³.

Compatibility of the Cummins Alternator Support Bracket 3012628

The Cummins Alternator Support Bracket part number 3012628 is designed to fit a variety of engine models, ensuring compatibility and reliability across different applications. This bracket is essential for securing the alternator in place, maintaining proper alignment, and ensuring efficient operation.

Compatible Engines

• K19
• K38
• K50
• KTA19GC
• L10 MECHANICAL
• N14 MECHANICAL
• NH/NT 855
• QSK19 CM500
• V28

These engines, known for their robust performance and reliability, benefit from the precise fit and durability of the 3012628 bracket. The bracket’s design ensures that the alternator remains securely mounted, reducing the risk of misalignment and potential damage.

Component Usage of the 3012628 Alternator Support Bracket

The Alternator Support Bracket, part number 3012628, is integral to the structural integrity and operational efficiency of various engine systems. This bracket plays a significant role in the assembly and function of several key components.

Integration with the Alternator

The primary function of the Alternator Support Bracket is to securely mount the alternator to the engine. This ensures that the alternator remains stable during operation, allowing it to efficiently convert mechanical energy into electrical energy to power the vehicle’s electrical systems and recharge the battery.

Connection to the Drive System

The bracket also interfaces with the drive system, particularly the serpentine belt or V-belt drive. It helps maintain the correct tension and alignment of the belt, which is essential for the efficient transfer of power from the engine to the alternator. Proper belt tension is vital to prevent slippage and ensure consistent alternator output.

Relationship with the Fan Drive Arrangement

In engines equipped with a mechanical fan, the Alternator Support Bracket often interacts with the fan drive arrangement. It may provide a mounting point for the fan assembly idler or other components that facilitate the operation of the fan. This interaction ensures that the fan can effectively cool the engine by drawing air through the radiator.

Support for the Fan Assembly

The bracket may also support parts of the fan assembly, including the fan drive and fan arrangement. By providing a stable mounting point, it helps maintain the alignment and efficiency of the fan, which is crucial for optimal engine cooling.

Mounting and Structural Role

Beyond its specific interactions with the alternator and fan systems, the Alternator Support Bracket serves a broader mounting and structural role. It helps distribute the loads and stresses generated by the alternator and other connected components, contributing to the overall durability and reliability of the engine system.

Conclusion

In summary, the Alternator Support Bracket, part number 3012628, is a key component that ensures the proper function and integration of the alternator, drive system, and fan assembly within the engine. Its role in maintaining structural integrity and facilitating efficient operation of these systems underscores its importance in engine design and performance.