79379137 Volvo VHD D12 Check Valve

What does a check valve do?

This check valve serves as a critical component within the pneumatic brake system, ensuring unidirectional airflow and preventing pressure loss in the air circuit. Built with heavy-duty grade materials, it maintains system stability under demanding commercial vehicle operating conditions.

Vehicle and engine compatibility

This specific component is designed for use in Volvo VHD trucks equipped with D12 engines. It is compatible with the complex pneumatic architectures found in heavy commercial vehicles and ensures the integrity of the air supply lines.

Installation and maintenance

The unit features three M22x1.5 threaded ports to facilitate precise integration into existing brake lines. Technicians should ensure that the installation direction matches the airflow requirement of the circuit and that all connections are secured to handle the 10 BAR maximum pressure rating.

System integration guidance

When replacing this part, verify that the port sizes and thread specifications match the original configuration to prevent air leaks or pressure drops within the braking system.

OE cross-reference

303.15.0001 (Check Valve Check Valves) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 79379137.