4970287
Water Inlet Connection
Cummins®

The Cummins 4970287 Water Inlet Connection is a component designed for use in the cooling systems of commercial trucks. Its purpose is to facilitate the efficient flow of coolant into the engine, thereby playing a role in maintaining optimal engine temperature. This part is significant within the cooling system as it ensures that coolant is properly directed, which is vital for the engine’s performance and longevity ¹.

Basic Concepts of Water Inlet Connection

Water inlet connections in engine cooling systems serve the fundamental purpose of directing coolant from the radiator into the engine block. This process is crucial for dissipating heat generated during engine operation. The coolant absorbs heat as it circulates through the engine and then transfers this heat to the radiator, where it is dissipated into the atmosphere. The water inlet connection is a key component in this cycle, ensuring that coolant enters the engine at the correct point and under the appropriate conditions ².

Purpose of the 4970287 Water Inlet Connection

The 4970287 Water Inlet Connection is specifically designed to facilitate the flow of coolant into the engine of a truck. By providing a secure and efficient pathway for coolant entry, it helps maintain the engine’s temperature within operational limits. This part ensures that coolant is distributed evenly throughout the engine, which is important for preventing hotspots and ensuring consistent cooling across all engine components ³.

Key Features

The 4970287 Water Inlet Connection boasts several primary features that enhance its performance. It is constructed from durable materials that can withstand the high temperatures and pressures within the engine cooling system. Its design includes precise fittings and connections that ensure a secure and leak-free installation. Additionally, it may incorporate features such as integrated gaskets or O-rings to further prevent leaks and ensure a tight seal ³.

Benefits

The advantages provided by the 4970287 Water Inlet Connection include improved coolant flow, which leads to more efficient engine cooling. Its durable construction contributes to the longevity of the cooling system, reducing the need for frequent replacements. Furthermore, by ensuring efficient coolant circulation, this part can contribute to overall engine efficiency and longevity by helping to maintain optimal operating temperatures ³.

Installation Process

Installing the 4970287 Water Inlet Connection requires careful attention to detail to ensure a secure fit. Preparatory steps include cleaning the installation area to remove any debris or old gasket material. The necessary tools may include wrenches for tightening connections and possibly a torque wrench to ensure bolts are tightened to the manufacturer’s specifications. Following the manufacturer’s instructions for installation is recommended to ensure proper fitment and function ³.

Common Issues and Troubleshooting

Typical problems associated with water inlet connections include leaks or blockages. Leaks can often be traced to improper installation, damaged gaskets, or corrosion. Blockages may result from debris within the cooling system or from the inlet connection itself becoming obstructed. Troubleshooting these issues involves inspecting the connection for signs of damage or wear, checking for proper installation, and ensuring that the cooling system is free from contaminants ³.

Maintenance Tips

Regular maintenance practices are important for ensuring the longevity and optimal performance of the 4970287 Water Inlet Connection. This includes periodic inspections for signs of wear or damage, such as cracks or leaks. Cleaning the connection and its surrounding areas can help prevent buildup that might lead to blockages. Following the manufacturer’s recommended maintenance schedule for the cooling system can also contribute to the part’s longevity ³.

Compatibility and Application

The 4970287 Water Inlet Connection is designed for specific types of engines and truck models. It is important to consult the manufacturer’s specifications to ensure compatibility with the intended application. Specific application notes or considerations may include the need for additional components or modifications to the cooling system to accommodate the inlet connection ³.

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 and reliability in the commercial truck industry. Its product range includes a variety of engine and component solutions designed to meet the demanding requirements of commercial transportation ³.

Water Inlet Connection Part 4970287 in Cummins Engines

The Water Inlet Connection part 4970287 is a critical component in several Cummins engine models. This part is designed to facilitate the flow of water into the engine’s cooling system, ensuring optimal thermal management and efficiency ³.

QSK50 CM2150 Engines

For the QSK50 CM2150 engines, the Water Inlet Connection part 4970287 is integral to the cooling system. It ensures that water is efficiently directed into the engine, maintaining the necessary temperature levels to prevent overheating and ensure peak performance. This part is particularly important in the QSK50 CM2150 K107 variant, where precise thermal management is crucial ³.

QSK50 CM2150 MCRS Engines

Similarly, in the QSK50 CM2150 MCRS engines, the Water Inlet Connection part 4970287 plays a vital role. It ensures that the cooling system operates smoothly, providing consistent water flow to the engine. This part is essential for maintaining the engine’s operational integrity and longevity ³.

QSK60 CM850 MCRS Engines

In the QSK60 CM850 MCRS engines, the Water Inlet Connection part 4970287 is designed to handle the specific demands of these high-performance engines. It ensures that the cooling system can effectively manage the heat generated by the engine, contributing to overall efficiency and reliability ³.

These engines, including the QSK50 CM2150 K107, QSK50 CM2150 MCRS, and QSK60 CM850 MCRS, rely on the Water Inlet Connection part 4970287 to maintain optimal cooling performance. Proper installation and maintenance of this part are crucial for the longevity and efficiency of these engines ³.

Role of Part 4970287 Water Inlet Connection in Engine Systems

The water inlet connection, specifically part 4970287, is integral to the efficient operation of various engine components. It serves as a conduit for coolant flow, ensuring that the engine maintains optimal operating temperatures ³.

Interaction with Housing

The water inlet connection interfaces directly with the engine housing. This connection point is where the coolant enters the housing, facilitating the distribution of coolant throughout the engine block. Proper sealing at this junction is essential to prevent leaks and ensure consistent coolant flow ³.

Relationship with the Thermostat

Positioned upstream of the thermostat, the water inlet connection plays a role in regulating coolant temperature. As coolant flows through the inlet, it passes into the thermostat housing where the thermostat monitors and controls the flow based on engine temperature. This regulation helps in achieving the desired engine operating temperature swiftly and maintaining it during operation ³.

Integration with Plumbing

In the broader context of engine plumbing, the water inlet connection is a key component. It connects to various plumbing lines that distribute coolant to different parts of the engine, including the cylinder head, block, and other critical areas. Efficient coolant circulation is vital for dissipating heat generated during combustion, thereby protecting engine components from overheating ³.

Contribution to Thermostat Housing

The thermostat housing encloses the thermostat and is directly influenced by the water inlet connection. Coolant entering through the inlet connection fills the housing, allowing the thermostat to function correctly. The housing must be robust and well-sealed to withstand the pressures and temperatures of the coolant system, ensuring reliable engine performance ³.

Conclusion

In summary, the 4970287 Water Inlet Connection is a fundamental component in the coolant system, interacting with the housing, thermostat, plumbing, and thermostat housing to maintain engine temperature and ensure efficient operation. Its proper installation and maintenance are crucial for the longevity and efficiency of the engine.