5021170109 Renault Trucks Premium Check Valve

What does a check valve do?

This check valve serves as a critical component within the pneumatic brake system, ensuring that air flows in only one direction to prevent backflow. By maintaining pressure integrity within the circuit, it prevents pressure drops in one part of the system from affecting others, which is vital for safe braking performance in heavy commercial vehicles.

Vehicle and engine compatibility

This specific component is compatible with Renault Trucks Premium trucks equipped with DXi11 engines. It is engineered to meet high-strength requirements for demanding service environments, providing consistent sealing and reliable operation under standard operating pressures.

Technical specifications and installation

The unit features three M22x1.5 ports (Port 1: M22x1.5, Port 2: M22x1.5, Port 3: M22x1.5) and is designed for a maximum operating pressure of 10 bar. When replacing this part, technicians should ensure all connections are clean and torque specifications are met to prevent leaks in the pneumatic circuit.

Maintenance and troubleshooting

Regular inspection of the valve can help identify early signs of wear or debris buildup that might impede airflow. For precise fitment, always verify compatibility with the specific chassis requirements of the vehicle.

OE cross-reference

303.15.0001 (Check Valve Check Valves) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 5021170109.