4946412
Air Transfer Pipe
Cummins®

The 4946412 Air Transfer Hose, manufactured by Cummins, is a vital component in commercial trucks’ pneumatic systems. This hose facilitates the movement of compressed air, essential for operations such as braking and suspension adjustments.

Basic Concepts of Air Transfer Hoses

Air transfer hoses are flexible conduits in pneumatic systems, transporting compressed air. They are made from materials like rubber, polyurethane, or synthetic blends, chosen for flexibility, durability, and resistance to environmental factors ¹.

Purpose of the 4946412 Air Transfer Hose

This Cummins part is designed to transfer compressed air within a truck’s pneumatic system, supporting critical functions like braking and suspension adjustments. It ensures a reliable air supply, contributing to the truck’s safe and efficient operation ².

Key Features

The 4946412 Air Transfer Hose features robust construction materials and unique attributes for enhanced performance and durability. It resists abrasion, weathering, and environmental factors, ensuring longevity and reliable operation in various conditions. The design includes features for easy installation and maintenance ³.

Benefits

This part offers improved reliability and enhanced performance of the truck’s pneumatic system. Its durable construction contributes to longevity, reducing the need for frequent replacements and minimizing maintenance requirements ⁴.

Installation Considerations

Proper installation of the 4946412 Air Transfer Hose is crucial for optimal performance and safety. This includes proper routing to avoid sharp bends and secure connections to prevent leaks. Adhering to manufacturer recommendations ensures effective operation.

Troubleshooting and Maintenance

Common issues with air transfer hoses include leaks, abrasion damage, and blockages. Troubleshooting involves inspecting for visible damage, checking connections, and ensuring no obstructions in the air flow. Regular maintenance, such as inspections and cleaning, can prolong the hose’s life. Replacement schedules should be followed to prevent failures.

Safety Considerations

The use of air transfer hoses in commercial trucks has significant safety implications. Proper installation, regular maintenance, and prompt replacement of damaged hoses are important to prevent accidents. Ensuring the integrity of the pneumatic system through these practices contributes to the safe operation of the truck.

Cummins Overview

Cummins Inc. is a well-established manufacturer in the commercial truck industry, known for its commitment to quality, innovation, and customer satisfaction. The company offers a wide range of products, including engine components, filtration systems, and aftermarket parts. Cummins’ reputation is built on delivering reliable and high-performance solutions for the trucking industry.

Cummins Engine Air Transfer Hose 4946412 Compatibility

The Cummins Air Transfer Hose part number 4946412 is a component in the air intake system of various Cummins engines. This hose facilitates the transfer of air from the turbocharger to the engine’s intake manifold, ensuring optimal engine performance and efficiency.

Cummins B Series Engines

• B4.5 CM2350 B129B
• B4.5 CM2350 B104

Cummins F Series Engines

• F3.8 CM2350 F120B
• F3.8 CM2350 F128C
• F3.8 CM2620 F137B
• F4.5 CM2620 F139B
• F4.5 CM2620 F141C

Cummins ISB/ISD Series Engines

• ISB/ISD4.5 CM2150 B119
• ISB4.5 CM2350 B104
• ISB6.7 G CM2180 B118
• ISD4.5 CM2220 D108

Cummins ISBE Series Engines

• ISBE CM800
• ISBE4 CM850

Cummins ISF Series Engines

• ISF2.8 CM2220 F129
• ISF3.8 CM2220 AN
• ISF3.8 CM2220 F103
• ISF3.8 CM2350 F109
• ISF4.5 CM2220 F123

Cummins QSB/QSF Series Engines

• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)
• QSF3.8 CM2350 F107
• QSF3.8 CM2880 F112

Role of Part 4946412 Air Transfer Hose in Engine Systems

The 4946412 Air Transfer Hose is a component in the air management system of various engine setups. It facilitates the movement of air between different parts of the engine, ensuring efficient operation and performance.

Air Transfer Connection

The 4946412 hose connects the air intake system to the intercooler, allowing cool air to be efficiently transferred after compression by the turbocharger. This ensures that the air entering the engine is at an optimal temperature, vital for combustion efficiency and overall engine performance.

Additionally, the hose connects to the throttle body, enabling smooth and controlled air flow into the engine. This connection is important for maintaining the correct air-fuel ratio, essential for engine efficiency and power output.

The hose also interfaces with the air filter housing, ensuring that only clean, filtered air enters the engine. This protects the engine from contaminants that could cause damage or reduce performance over time.

Furthermore, the 4946412 hose is connected to various sensors within the air intake system. These sensors monitor air flow and temperature, providing data to the engine control unit (ECU). The ECU uses this information to make real-time adjustments to the air-fuel mixture and ignition timing, optimizing engine performance and fuel efficiency.

Conclusion

The 4946412 Air Transfer Hose is a key component in the air management system, facilitating the efficient transfer of air between critical engine components and ensuring optimal engine performance and protection.