51 54122 8001 MAN TGX I Compressor Safety Valve

What does a safety valve do?

This safety valve serves as a critical pressure protection component within the air brake compressor system. It functions by utilizing a calibrated spring mechanism to provide mechanical relief, preventing overpressure conditions that could compromise the pneumatic braking system. This ensures the integrity of the air supply throughout the vehicle's operation.

Vehicle and engine compatibility

Specifically designed for MAN TGX I trucks, this component is compatible with various models including 18.440, 24.400, and 33.540, specifically for those utilizing D2676 engines. This part is an essential replacement for maintaining the pneumatic stability of heavy commercial vehicles in demanding service environments.

Installation and maintenance

The valve features an M26 port connection and is rated for 17 BAR operating pressure. During installation, technicians should ensure the threaded connection to the compressor housing is secure and inspect all seals to maintain system pressure. Regular inspection of relief thresholds is recommended during routine maintenance to ensure optimal safety.

System reliability

Consult your authorized distributor.

OE cross-reference

7700 920 001 (Compressor Safety Valve) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 51541228001.