3628965
Engine Lubricating Primer
Cummins®

Introduction

The Cummins 3628965 Engine Lubricating Primer is a component designed to facilitate the start-up process of heavy-duty truck engines by ensuring that critical components are adequately lubricated before the engine begins operation. This part plays a role in the efficient and reliable operation of heavy-duty trucks, contributing to smoother engine start-ups and prolonged engine life.

Function and Operation

The Cummins 3628965 operates by pre-lubricating the engine’s vital components prior to start-up. When activated, it circulates engine oil through the lubrication system, ensuring that bearings, pistons, and other moving parts receive a layer of oil. This pre-lubrication reduces friction and wear during the initial moments of engine operation, which are typically the most stressful for the engine ¹.

Key Features

This Cummins part is characterized by its robust design and the use of high-quality materials that ensure durability and reliability. It incorporates advanced technological features that enhance its efficiency and effectiveness in pre-lubricating the engine. The primer is engineered to be compatible with a variety of Cummins engines, ensuring a seamless integration into the engine system.

Role in Truck Operation

In the operation of a truck, the Engine Lubricating Primer plays a role by facilitating easier engine start-ups, especially in cold conditions where oil viscosity is higher. By ensuring that engine components are pre-lubricated, it contributes to smoother engine operation, reduces the risk of engine damage due to insufficient lubrication at start-up, and supports overall engine performance and longevity ².

Benefits

The use of the Cummins 3628965 offers several benefits. It improves engine start-up performance in cold conditions, reduces wear on engine components by ensuring they are properly lubricated from the moment of start-up, and enhances the overall reliability of the engine. These factors contribute to a more efficient and longer-lasting engine operation.

Installation and Integration

Proper installation of the 3628965 into a truck’s engine system requires adherence to manufacturer guidelines. It is important to ensure that the primer is correctly connected to the engine’s lubrication system and that all connections are secure. Special considerations may include checking for compatibility with the specific engine model and ensuring that the primer is installed in a location that allows for easy access for maintenance purposes.

Maintenance and Troubleshooting

Maintaining the 3628965 involves regular checks to ensure it is functioning correctly. This includes verifying that it is properly connected, checking for any signs of leaks, and ensuring that it activates as intended during the engine start-up sequence. Troubleshooting common issues may involve checking electrical connections, ensuring the primer is receiving power, and verifying that it is not obstructed or damaged.

Compatibility and Usage

The 3628965 is designed for use with specific Cummins engine models. It is important to consult the manufacturer’s guidelines for compatibility information to ensure that the primer is suitable for the intended engine application. Usage notes may include operating temperatures, activation procedures, and any specific maintenance requirements.

Safety Considerations

When installing, maintaining, or troubleshooting the 3628965, it is important to observe safety guidelines. This includes ensuring the engine is off and cool before beginning any work, using appropriate personal protective equipment, and following all manufacturer safety recommendations to prevent injury or damage.

Cummins Overview

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 automotive and heavy-duty truck industry for producing reliable and efficient engine components and systems.

Cummins Engine Lubricating Primer 3628965 Compatibility

The Cummins Engine Lubricating Primer part number 3628965 is designed to be compatible with a variety of Cummins engines, ensuring efficient lubrication during startup and operation. Here is a breakdown of the engines with which this part is compatible:

K Series Engines

• K19
• K38
• K50

These K series engines benefit from the 3628965 primer, which ensures that the engine receives the necessary lubrication to reduce wear and tear during the initial startup phase.

QSK Series Engines

• QSK45 CM500
• QSK50 CM2150 MCRS
• QSK60 CM500
• QSK60G

The QSK series engines, including the QSK45 CM500, QSK50 CM2150 MCRS, QSK60 CM500, and QSK60G, are engineered for heavy-duty applications. The 3628965 primer is crucial for these engines, providing the initial lubrication needed to protect critical components during startup.

QST Series Engines

• QST30 CM552

The QST30 CM552 engine, often used in medium-duty applications, also relies on the 3628965 primer for effective lubrication during startup, ensuring longevity and reliability of the engine.

By ensuring that the 3628965 primer is used with these engines, operators can maintain optimal engine performance and extend the lifespan of their equipment.

Role of Part 3628965 Engine Lubricating Primer in Engine Systems

The Part 3628965 Engine Lubricating Primer is a component in various engine systems, ensuring optimal performance and longevity of the engine. Its primary function is to pre-lubricate the engine before starting, which is vital for reducing wear and tear during the initial moments of operation.

Integration with Prelub Systems

In systems utilizing prelub plumb remote kits and prelub remote kits, the Engine Lubricating Primer works in conjunction with these components to ensure that oil is circulated through the engine’s critical pathways before the motor starts. This pre-lubrication is particularly important in environments where the engine may not be started frequently, as it prevents metal-to-metal contact that can occur when the engine is cold.

Coordination with Starting Systems

When integrated with motor starting systems, the Primer ensures that the engine components are adequately lubricated before the starter engages. This is especially significant in systems equipped with prelub air starters, where the rapid engagement of the starter can lead to increased friction without proper lubrication.

Enhanced Performance with Primer and Engine Lubricating Systems

The Engine Lubricating Primer is also a key component in primer engine lubricating systems. Here, it ensures a consistent flow of oil to all moving parts, reducing friction and heat generation. This is particularly beneficial in high-performance engines where the tolerances between moving parts are minimal, and any increase in friction can lead to significant performance degradation.

Starter Prelub Applications

In starter prelub applications, the Primer is designed to work seamlessly with the starter system to provide immediate lubrication upon activation. This is crucial for engines that require quick starts, such as those in emergency generators or backup power systems, where delayed lubrication can lead to inefficient operation and potential damage.

Conclusion

Overall, the Part 3628965 Engine Lubricating Primer plays a role in enhancing the efficiency and reliability of engine systems by ensuring that all components are properly lubricated before and during operation. Its integration with various engine systems, including prelub and starting systems, underscores its importance in maintaining optimal engine performance and longevity.