4924765
Accessory Drive Shaft
Cummins®

The 4924765 Accessory Drive Shaft, manufactured by Cummins, is a component designed for use in heavy-duty truck operations. Cummins, a well-established name in the commercial truck industry, produces a range of parts and systems that contribute to the efficiency and reliability of heavy-duty vehicles. This Cummins part is part of this lineup, playing a significant role in the powertrain of trucks by facilitating the operation of various auxiliary systems.

Basic Concepts of Accessory Drive Shafts

An accessory drive shaft is a component within a vehicle’s powertrain that transmits power from the engine to various auxiliary systems. It operates in conjunction with the engine’s crankshaft and is typically connected to a series of pulleys and belts that drive components such as the alternator, air conditioning compressor, and power steering pump. The accessory drive shaft ensures these systems receive the necessary power to function, contributing to the overall operation and comfort of the vehicle ¹.

Purpose of the 4924765 Accessory Drive Shaft

The 4924765 Accessory Drive Shaft is specifically designed to support and enhance the operation of heavy-duty trucks. It plays a role in transmitting power to the truck’s auxiliary systems, ensuring they operate efficiently under demanding conditions. This drive shaft is integral to maintaining the functionality of systems that are crucial for the truck’s performance, including electrical power generation, climate control, and steering assistance.

Key Features

The 4924765 Accessory Drive Shaft boasts several key features that set it apart. It is constructed from high-quality materials to withstand the rigors of heavy-duty use. Its design incorporates precision engineering to ensure smooth operation and compatibility with Cummins engines. Unique characteristics of this drive shaft include its robust construction and the incorporation of advanced manufacturing techniques to enhance durability and performance.

Benefits

The benefits of the 4924765 Accessory Drive Shaft include improved efficiency in power transmission, enhanced durability under heavy-duty conditions, and performance enhancements that contribute to the overall operation of the truck. Its design and construction allow for reliable operation, reducing the likelihood of failures and contributing to the longevity of the truck’s powertrain system.

Installation Considerations

Proper installation of the 4924765 Accessory Drive Shaft is crucial for its effective operation. Guidelines for installation include ensuring the engine is at the correct operating temperature and that all connections are secure. Special tools may be required for installation, and it is recommended to follow Cummins’ installation procedures to ensure compatibility and performance.

Troubleshooting Common Issues

Common issues with the 4924765 Accessory Drive Shaft may include wear and tear, misalignment, or damage from external factors. Troubleshooting steps involve inspecting the drive shaft for signs of damage, ensuring all connections are secure, and checking for proper alignment. Solutions may range from simple adjustments to replacement of the drive shaft if damage is significant.

Maintenance Tips

Regular maintenance of the 4924765 Accessory Drive Shaft is key to ensuring its longevity and optimal performance. Maintenance tips include periodic inspection for signs of wear, ensuring all connections are tight, and following Cummins’ recommended maintenance schedule. Care procedures should be performed by qualified technicians to maintain the integrity of the drive shaft and the truck’s powertrain system.

Cummins: A Brief 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, reliability, and innovation in the commercial truck industry. Its product range includes engines, powertrain components, and aftermarket parts, all designed to meet the demanding requirements of heavy-duty applications.

Accessory Drive Shaft 4924765 Compatibility with Cummins Engines

The Accessory Drive Shaft part number 4924765, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is integral to the operation of the engine’s accessory drive system, ensuring that components such as the alternator, water pump, and air conditioning compressor function correctly.

QSK38 Series

• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS

The Accessory Drive Shaft 4924765 is compatible with the QSK38 series engines, specifically the CM2150 and CM850 models. These engines are part of the QSK38 series, which is known for its reliability and efficiency in various applications. The shaft’s design ensures a precise fit and optimal performance in these configurations.

QSK50 Series

• QSK50 CM2150 K107
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

For the QSK50 series, the Accessory Drive Shaft 4924765 is suitable for the CM2150 and CM2350 models. This includes both the K107 and MCRS configurations. The QSK50 series is recognized for its robust performance and versatility, making it a popular choice in heavy-duty applications. The compatibility of the shaft with these engines ensures that the accessory drive system operates smoothly, contributing to the overall efficiency and longevity of the engine.

By ensuring a precise fit and reliable performance, the Accessory Drive Shaft 4924765 is an essential component for maintaining the functionality of the accessory drive system across these Cummins engine models.

Role of Part 4924765 Accessory Drive Shaft in Engine Systems

The 4924765 Accessory Drive Shaft is integral to the efficient operation of various engine components. It serves as a vital link in the power transmission chain, ensuring that the engine’s accessories receive the necessary rotational force to function correctly.

Interaction with Accessory Drive Support

The Accessory Drive Support is designed to hold and align the Accessory Drive Shaft securely. This support structure ensures that the shaft remains in the correct position, allowing for smooth and consistent power transfer to the connected accessories. The stability provided by the Accessory Drive Support is essential for maintaining the integrity of the drive system and preventing undue stress on the shaft.

Drive System Integration

Within the drive system, the 4924765 Accessory Drive Shaft works in conjunction with other components to distribute power. It connects to the crankshaft or a dedicated pulley, which in turn drives various engine accessories. This setup ensures that each accessory receives the appropriate amount of power, tailored to its specific requirements.

Fuel Pump Operation

One of the key accessories powered by the Accessory Drive Shaft is the Fuel Pump. The shaft transmits rotational energy to the fuel pump, enabling it to draw fuel from the tank and deliver it to the engine’s combustion chambers. Consistent and reliable operation of the fuel pump is essential for maintaining engine performance and fuel efficiency.

Pressure Switch Kit Functionality

The Pressure Switch Kit monitors the pressure within the fuel system. The Accessory Drive Shaft indirectly supports this function by ensuring the fuel pump operates smoothly. Stable fuel pressure is vital for the engine’s combustion process, and the drive shaft’s role in powering the fuel pump contributes to maintaining optimal pressure levels.

Conclusion

In summary, the 4924765 Accessory Drive Shaft plays a significant role in the coordination and efficiency of engine accessories, ensuring that each component operates within its designed parameters. Its robust construction, compatibility with Cummins engines, and essential role in power transmission make it a critical component for the reliable operation of heavy-duty trucks.