301.02.0073 Air Dryer Valve compatible with Volvo

What does an air dryer valve do?

This air dryer valve plays a critical role in the pneumatic brake system by ensuring the removal of moisture and contaminants from the compressed air supply. By managing air quality, it protects downstream components from corrosion and freezing, maintaining consistent braking performance in heavy commercial vehicles.

Vehicle and engine compatibility

The unit is compatible with several Volvo models such as the FH12, FM12, VNL, and FL10 series, as well as Renault Trucks Magnum. It is also fitted to DAF, MAN, and Scania trucks. This part ensures optimal air processing for heavy-duty operations.

Installation and maintenance

Installation should be performed by a workshop technician to ensure proper alignment of the M22x1.5 and M12x1.5 ports. This component operates effectively at a 12 BAR pressure rating and includes a 24 V heater to prevent moisture buildup during cold weather operations.

System reliability

Regular inspection of the valve helps prevent air system contamination. Maintaining the integrity of this component ensures the long-term reliability of the vehicle's pneumatic braking architecture.

OE cross-reference

301.02.0073 (Air Dryer Valve Air Dryer Valves) is the equivalent of the DAF, MAN, Scania, Volvo and WABCO OE numbers. This part directly replaces DAF OE number 1505966. It also replaces MAN OE number ZG046000002, Scania OE number 1932679, Volvo OE numbers 20393337, 20409515, 20410156, 20546790, 3172999, 3951837 and WABCO OE number 4324100870.