29AD002 Air Dryer Valve — Mercedes-Benz Equivalent

What does an air dryer valve do?

This air dryer valve plays a critical role in the pneumatic braking system by managing moisture and contaminants. It is engineered with high-strength components to ensure reliable performance under heavy-duty operating conditions, protecting the entire air system from corrosion and debris.

Compatibility and technical specifications

This component is specifically designed for Mercedes-Benz vehicles. It maintains optimal pressure management with an operating pressure of 8.1 BAR and features a 24 V heater to prevent freezing in extreme climates. The assembly includes M22x1,5 and M12x1,5 port sizes to ensure precise integration into the existing air circuit.

Installation and maintenance guidance

For professional installation, technicians should verify that all port connections are secure and that the 24 V electrical connection is properly seated to ensure heater functionality. Regular inspection of the valve ensures the continued integrity of the air drying process and prevents moisture buildup within the brake lines.

Ensuring system longevity

Maintaining a clean air system is essential for the longevity of pneumatic components. This valve provides a robust solution for maintaining system pressure and air quality in heavy commercial vehicle fleets.

OE cross-reference

301.02.0039 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number 29AD002.