5274625
Water Transfer Tube
Cummins®

The Cummins 5274625 Water Transfer Hose is a component designed for use in the cooling systems of heavy-duty trucks. Its purpose is to facilitate the transfer of coolant between various parts of the engine cooling system, helping to maintain optimal engine temperature under varying operating conditions.

Basic Concepts of Water Transfer Hoses

A water transfer hose is a flexible conduit used in a truck’s cooling system to transport coolant from one component to another. Its function is to ensure a continuous flow of coolant, which absorbs heat from the engine and dissipates it through the radiator. This process is vital for maintaining engine temperature within safe operating limits, preventing overheating and potential engine damage ¹.

Purpose of the Cummins 5274625 Water Transfer Hose

This Cummins part plays a specific role in the operation of a truck by connecting critical components within the engine cooling system. It allows for the efficient transfer of coolant, which is essential for dissipating heat generated by the engine. This helps in maintaining the engine’s temperature, ensuring it operates within the manufacturer’s specified parameters.

Key Features

The 5274625 is constructed from durable materials designed to withstand the high temperatures and pressures found in heavy-duty truck engines. Its design includes reinforced ends to ensure a secure fit and prevent leaks. Additionally, the hose is engineered to be flexible, accommodating the movements and vibrations inherent in truck operation without compromising its integrity.

Benefits

The use of the 5274625 offers several benefits. It contributes to improved engine performance by ensuring consistent coolant flow, which is crucial for effective heat management. The hose’s durable construction and reliable design enhance the overall durability and reliability of the truck’s cooling system, even under demanding conditions ².

Installation

Proper installation of this part involves several steps. First, ensure the engine is cool and the cooling system is depressurized. Then, identify the correct connection points within the cooling system. Use the appropriate tools to remove the old hose, taking care not to damage surrounding components. Install the new hose, ensuring it is properly aligned and securely fastened at both ends. Finally, check for leaks and proper coolant flow after reinstalling the system’s cap and refilling with coolant.

Maintenance and Troubleshooting

Routine maintenance of this Cummins part includes regular inspections for signs of wear, cracking, or leaks. It’s important to check the hose’s connections for tightness and integrity. Common issues may include hose degradation due to age or exposure to extreme conditions. Troubleshooting tips include verifying proper installation, ensuring no obstructions in the coolant flow, and replacing the hose if any damage is detected.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, related technologies, and customer support. With a strong reputation in the automotive industry, Cummins is known for its high-quality components, particularly in the production of heavy-duty truck engines and related parts. The company’s commitment to innovation, quality, and customer satisfaction has established it as a trusted name in the industry.

Water Transfer Hose (Part 5274625) Compatibility with Cummins Engines

The Water Transfer Hose, part number 5274625, manufactured by Cummins, is a critical component in the cooling systems of various Cummins engines. This hose is designed to facilitate the transfer of water within the engine’s cooling system, ensuring efficient heat dissipation and maintaining optimal engine temperature.

F3.8 CM2620 F137B

In the F3.8 CM2620 F137B engine, the Water Transfer Hose (5274625) plays a pivotal role in the engine’s cooling mechanism. It connects the water pump to the radiator, allowing for the continuous circulation of coolant. This hose is engineered to withstand the high pressures and temperatures typical of engine operations, ensuring durability and reliability.

ISF3.8 CM2220 AN

Similarly, in the ISF3.8 CM2220 AN engine, the Water Transfer Hose (5274625) is integral to the cooling system. It ensures that coolant flows smoothly from the water pump to the radiator, where it is cooled before being recirculated. This hose is designed to fit precisely, minimizing the risk of leaks and ensuring that the engine operates within its optimal temperature range.

By integrating seamlessly with these engines, the Water Transfer Hose (5274625) from Cummins helps maintain the efficiency and longevity of the engine’s cooling system.

Role of Part 5274625 Water Transfer Hose in Engine Systems

This part is integral to the efficient operation of auxiliary cooling systems within engine setups. This hose facilitates the movement of coolant between various components, ensuring that critical engine parts maintain optimal operating temperatures.

In the context of auxiliary cooling plumbing, the Water Transfer Hose connects to the auxiliary cooling pump, allowing coolant to be circulated through additional radiators or heat exchangers. This setup is particularly important in high-performance or heavily-loaded engines where standard cooling systems may not suffice. The hose ensures that the coolant is effectively routed to dissipate excess heat, thereby protecting sensitive components from thermal stress.

Within the broader plumbing system of the engine, the Water Transfer Hose plays a supporting role by providing a reliable pathway for coolant flow. It interfaces with the main coolant passages, thermostat housing, and various sensors that monitor coolant temperature. This integration allows for a cohesive cooling strategy that adapts to changing engine loads and environmental conditions.

For auxiliary cooling applications, the hose is often connected to an auxiliary radiator or oil cooler. This secondary cooling loop helps manage the temperature of engine oil, transmission fluid, or other high-heat areas. The efficient transfer of coolant through this hose ensures that these systems remain within their operational temperature ranges, enhancing overall engine reliability and performance.

Conclusion

In summary, the 5274625 Water Transfer Hose is a vital component in the auxiliary cooling network, working seamlessly with pumps, radiators, and sensors to maintain engine health and efficiency. Its role in facilitating coolant flow and ensuring optimal engine temperature is crucial for the performance and longevity of heavy-duty truck engines.