4993312
Oil Filler Connection
Cummins®

The Cummins 4993312 Oil Filler Connection is a component designed for use in heavy-duty trucks. Its purpose is to facilitate the addition of oil to the engine’s lubrication system. This part plays a role in the engine cooling system by ensuring that the lubrication system functions correctly, which is vital for maintaining the engine’s operational efficiency and longevity ¹.

Basic Concepts of Oil Filler Connections

An oil filler connection is a part of the lubrication system that allows for the addition of oil to the engine. Its function is to provide a secure and convenient point for oil to be introduced into the system. This ensures that the engine maintains the proper oil levels necessary for reducing friction, cooling moving parts, and cleaning the interior of the engine. Proper lubrication is vital for the overall performance and longevity of the engine, as it helps to prevent wear and tear on critical components ².

Purpose and Role in Truck Operation

The Cummins 4993312 specifically serves to maintain the correct oil levels within the engine of a heavy-duty truck. It is integral to the lubrication system, ensuring that oil is efficiently distributed throughout the engine. By maintaining proper oil levels, this component helps to ensure that the engine operates smoothly, with reduced friction and wear on moving parts. This, in turn, contributes to the engine’s durability and performance ³.

Key Features

The Cummins 4993312 is characterized by its robust design and the use of high-quality materials. These features enhance its performance and durability. The connection is engineered to provide a secure fit, minimizing the risk of leaks. Its design also facilitates easy access for oil addition, making maintenance more straightforward. Additionally, the materials used in its construction are chosen for their resistance to wear and corrosion, ensuring long-term reliability.

Benefits

Using the Cummins 4993312 offers several benefits. It contributes to improved engine performance by ensuring that the lubrication system operates efficiently. The design and materials used in this component enhance its durability, reducing the need for frequent replacements. Moreover, its ease of use simplifies the maintenance process, allowing for quick and efficient oil changes or top-ups.

Installation Process

Installing the Cummins 4993312 requires careful attention to ensure a secure and effective fit. The process involves preparing the installation site, aligning the connection with the engine’s oil filler neck, and securing it in place using the appropriate tools. It is important to follow best practices to avoid leaks and ensure that the connection is properly sealed. Detailed instructions and any required tools should be consulted to facilitate a smooth installation.

Troubleshooting Common Issues

Common issues with the Cummins 4993312 may include leaks or difficulty in filling the engine with oil. Troubleshooting these problems involves inspecting the connection for signs of wear or damage, ensuring it is properly sealed, and checking for any obstructions in the oil filler neck. Addressing these issues promptly can help maintain the efficiency of the lubrication system and prevent potential engine damage.

Maintenance Tips

Regular maintenance of the Cummins 4993312 is key to ensuring its optimal performance and longevity. This includes periodic inspections for signs of wear, corrosion, or leaks. Cleaning the connection and its surrounding area can prevent the buildup of dirt and debris, which could interfere with its function. Adhering to recommended inspection intervals and maintenance procedures will help keep the lubrication system in top condition.

Compatibility of Oil Filler Connection Part 4993312 with Cummins Engines

The Oil Filler Connection part 4993312, manufactured by Cummins, is designed to fit a variety of their engine models. This part is integral for maintaining proper oil levels and ensuring the engine’s lubrication system functions effectively. Below is a detailed breakdown of the compatibility of this part with the listed engine models:

ISC Series Engines

• ISC CM2150
• ISC CM850
• ISC8.3 CM2250

ISL Series Engines

• ISL CM2150
• ISL G CM2180
• ISL9 CM2150 SN
• ISL9 CM2250
• ISL9.5 CM2880 L138

L Series Engines

• L8.9
• L8.9 CM2670 L134C
• L9.5 L117

QSC Series Engines

• QSC8.3 CM2880 C102
• QSC8.3 CM850(CM2850)

QSL Series Engines

• QSL8.9 CM2150 L141
• QSL9 CM2250
• QSL9 CM2350 L102
• QSL9 CM850(CM2850)
• QSL9.3 CM2880 L113

This compatibility ensures that the Oil Filler Connection part 4993312 can be used across a broad range of Cummins engines, facilitating ease of maintenance and ensuring the longevity of the engine’s lubrication system.

Role of Part 4993312 Oil Filler Connection in Engine Systems

The part 4993312 Oil Filler Connection is a component in the arrangement of various engine systems, facilitating the efficient operation and maintenance of the engine.

In the oil fill system, the Oil Filler Connection serves as the primary interface for adding oil to the engine. It is strategically positioned to allow easy access for oil replenishment, ensuring that the engine maintains optimal lubrication levels. This connection is typically threaded to prevent leaks and is designed to accommodate standard oil funnels, streamlining the oil-filling process.

The cover of the engine, which protects internal components from debris and contaminants, is often equipped with the Oil Filler Connection. This integration ensures that the cover remains sealed and secure while still allowing for necessary oil additions. The design of the cover usually includes a gasket or O-ring around the Oil Filler Connection to maintain a tight seal, preventing oil leaks and contamination.

Adjacent to the Oil Filler Connection, the hand hole provides mechanics with access to internal engine components for inspection and maintenance. The proximity of these two features allows for convenient simultaneous access to both the oil fill system and internal engine parts, enhancing the efficiency of maintenance procedures.

Overall, the Part 4993312 Oil Filler Connection plays a role in the seamless integration and functionality of these engine components, contributing to the overall reliability and performance of the engine system.

Conclusion

The Cummins 4993312 Oil Filler Connection is a critical component for maintaining the efficiency and longevity of heavy-duty truck engines. Its robust design, ease of use, and compatibility with a wide range of Cummins engines make it an essential part of the lubrication system. Regular maintenance and proper installation are key to ensuring its optimal performance and contributing to the overall reliability of the engine.