Mechanical Refrigerant Compressor, Component Description - GF83.55-P-2109A

Model 223 

Courtesy of MERCEDES-BENZ USA

Image valid for model 223 with engine M279 

The numbers on the pins indicate the pin numbering of the slots.

Fig 1: Mechanical Refrigerant Compressor Components Location - Model 223

Courtesy of MERCEDES-BENZ USA

Arrangement in model 223 with engine M279