301.02.0069.03 Compatible Air Dryer Valve Repair Kit

What does an air dryer valve repair kit do?

This air dryer valve repair kit is a specialized rebuild set designed to restore the functionality of desiccant-equipped purge valves within the air brake system. It addresses common wear in components such as gaskets, springs, and pins, ensuring the valve can effectively discharge condensed water and oil from the tank bottom. By maintaining a clean and dry air supply, this kit helps protect the entire pneumatic circuit from moisture-related damage.

Vehicle compatibility and engine fitment

This repair kit is compatible with various heavy commercial vehicles including Volvo models such as FH12, FM12, FM13, FH13, FH16, VHD, FM11, NH12, VNL, B13R, FMX, and FM10. It also fits Mack Pinnacle and Granite models. Additionally, it is used on Renault Trucks models like Kerax, Premium, and Magnum. The kit is also fitted to Scania, DAF, and Nissan Ud Truck vehicles.

Installation and maintenance guidance

For optimal performance, technicians should inspect the purge valve during scheduled maintenance intervals to prevent air leaks caused by degraded seals. When installing the kit, ensure all surfaces are clean and free of contaminants to maintain a proper seal. Proper installation helps prevent system contamination and maintains consistent air pressure for braking operations.

Selection advice for technicians

Consult your authorized distributor to ensure correct fitment for your specific engine configuration or valve type.

OE cross-reference

301.02.0069.03 (Air Dryer Valve Repair Kit Air Dryer Valves) is the equivalent of the WABCO OE numbers. This part directly replaces WABCO OE numbers 4324250080S1, 4324251010S1, 4324251050S1.