51 54122 0011 MAN LION´S REGIO Compressor Safety Valve

What does a compressor safety valve do?

This compressor safety valve serves as a critical protective component within the pneumatic brake system. It functions by automatically venting excess air the moment pressure in the compressor exceeds safe limits, preventing damage to the compressor housing and air lines. By maintaining stable pressure, it ensures the continued reliability of the vehicle's braking performance.

Compatibility with MAN LION´S REGIO

Specifically engineered for MAN LION´S REGIO trucks, including models L 400, L 360, L 320, C 320, C 400, 360, 320, and C 360, this part is a precise match for the required operating parameters. It is compatible with MAN OE specifications and ensures seamless integration into existing pneumatic circuits.

Installation and maintenance

For optimal performance, technicians should verify the M26 port connection and ensure the 17 BAR rating matches the system requirements during installation. Regular inspection of the valve seating and spring mechanism is recommended to prevent leaks or failure to vent under overpressure conditions.

System protection and troubleshooting

When replacing this component, it is vital to check the integrity of all surrounding air lines to ensure the entire system maintains its design pressure thresholds.

OE cross-reference

7700 920 001 (Compressor Safety Valve) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 51541220011.