3912086
Vehicle Heater Tube
Cummins®

The Vehicle Heater Tube 3912086, manufactured by Cummins, is a component designed to enhance cabin comfort in commercial trucks. It operates within the truck’s heating system, facilitating the transfer of heat from the engine coolant to the truck’s interior. This component is integral to maintaining a comfortable environment for drivers and passengers, especially in colder climates.

Basic Concepts of Vehicle Heater Tubes

A vehicle heater tube is a conduit within the heating system of a truck that facilitates the transfer of heat. It operates on the principle of heat exchange, where heat from the engine coolant is transferred to the air that is then circulated within the truck’s cabin. This process involves the coolant flowing through the tube, absorbing heat from the engine, and then releasing this heat to warm the air that is blown into the cabin ¹.

Role and Function of the 3912086 Vehicle Heater Tube

This Cummins part plays a specific role in the operation of a truck’s heating system. It is responsible for transferring heat from the engine coolant to the truck’s interior. This is achieved through a heat exchanger mechanism where the coolant, having absorbed heat from the engine, flows through the tube. As it does, it releases heat to the air that is circulated within the truck’s cabin, thereby warming the interior ².

Key Features

The Vehicle Heater Tube 3912086 is characterized by several key features that enhance its durability and efficiency. It is constructed from materials that are resistant to corrosion and high temperatures, ensuring longevity and reliable performance. The design of the tube includes elements that maximize heat transfer efficiency, such as a specific shape and surface area that facilitate optimal heat exchange. Additionally, the tube is engineered to withstand the harsh conditions typical of commercial truck operations, including exposure to extreme temperatures and vibrations ³.

Benefits

This part offers several benefits. Its efficient heat transfer capabilities contribute to improved heating efficiency within the truck’s cabin. The durable construction ensures it can withstand the demanding conditions of commercial truck use, providing long-term reliability. Furthermore, by maintaining a comfortable temperature inside the truck, it enhances the comfort of the driver and passengers, which can contribute to safer and more efficient driving ⁴.

Troubleshooting and Maintenance

Common issues with the Vehicle Heater Tube 3912086 may include leaks or a reduction in heating efficiency. These issues can often be traced to wear and tear, corrosion, or blockages within the tube. Troubleshooting may involve inspecting the tube for signs of damage or corrosion, checking for blockages, and ensuring that the connections are secure. Routine maintenance practices, such as regular inspections and cleaning, can help ensure the optimal performance and longevity of the component.

About Cummins

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 itself as a leader in the diesel engine manufacturing industry. The company is committed to innovation and quality, continually advancing its product offerings to meet the evolving needs of the commercial vehicle industry. Cummins’ expertise in engine technology and commitment to excellence are reflected in its wide range of components, including the Vehicle Heater Tube 3912086.

Compatibility with Cummins Engines

The Vehicle Heater Tube, identified by part number 3912086 and manufactured by Cummins, is a critical component in the heating system of various Cummins engines. This part ensures efficient heat transfer from the engine to the vehicle’s cabin, providing warmth to the occupants during colder weather.

Compatibility with Specific Engine Models

6B5.9 and B5.9 G Engines

The Vehicle Heater Tube is designed to fit seamlessly with the 6B5.9 and B5.9 G engines. These engines, known for their robust performance and reliability, benefit from the precise engineering of the 3912086 part. The tube’s design ensures optimal heat distribution, enhancing the overall comfort and functionality of the vehicle.

Other Cummins Engines

While the primary focus here is on the 6B5.9 and B5.9 G engines, it is important to note that the Vehicle Heater Tube (3912086) is also compatible with a range of other Cummins engines. This compatibility extends to various models within the Cummins engine lineup, ensuring that the part can be effectively utilized across different applications.

Installation and Integration

The installation of the Vehicle Heater Tube in Cummins engines is a straightforward process, thanks to its standardized design. Technicians and mechanics can easily integrate this part into the engine’s heating system, ensuring that it functions correctly and efficiently. The compatibility of the 3912086 part with multiple engine models simplifies maintenance and repair processes, making it a versatile choice for various applications.

Role of Part 3912086 Vehicle Heater Tube in Engine Systems

The part 3912086 Vehicle Heater Tube is an essential component in the thermal management system of an engine. It facilitates the transfer of heat from the engine coolant to the vehicle’s interior, ensuring a comfortable environment for occupants.

Interaction with Engine Coolant

The Vehicle Heater Tube is directly connected to the engine’s cooling system. As the engine operates, it generates a significant amount of heat. The coolant circulates through the engine block and cylinder head, absorbing this heat. The heated coolant then flows through the Vehicle Heater Tube towards the heater core.

Contribution to the Vent System

Once the heated coolant reaches the heater core, the Vehicle Heater Tube plays a pivotal role in transferring this warmth to the vehicle’s interior. The heater core acts as a small radiator, allowing the heat from the coolant to be transferred to the air passing through it. This warm air is then blown into the vehicle’s cabin through the vent system, providing heating to the passengers.

Conclusion

In summary, the Vehicle Heater Tube 3912086 is a key component that ensures efficient heat transfer from the engine coolant to the vehicle’s interior, maintaining a balanced and comfortable thermal environment within the vehicle. Its compatibility with various Cummins engines, coupled with its durable construction and efficient heat transfer capabilities, makes it an essential part for enhancing cabin comfort in commercial trucks.