5021170109 Check Valve for Renault Trucks

What does a check valve do?

This check valve serves as a critical safety component within the pneumatic brake system of heavy commercial vehicles. By allowing air to flow in only one direction, it prevents backflow and ensures that pressure remains stable within the braking circuits, even if a failure occurs in another part of the system.

Vehicle and engine compatibility

This part is compatible with Renault Trucks models including the Kerax with DXi11 engines, as well as Magnum and Premium models equipped with DXi11, DXi12, or DXi13 engines. It is designed to function reliably under heavy-duty operating conditions.

Installation and maintenance guidance

For proper installation, technicians should verify the port configurations, which include three M22x1,5 connections. Ensuring all seals are intact during assembly helps maintain the integrity of the pneumatic circuit. Regular inspections of the air lines and valve seats are recommended to prevent leaks.

Safety and performance

Maintaining consistent air pressure through high-strength components is essential for vehicle safety. Consult your authorized distributor for further information.

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.