Operation CHARM: Car repair manuals for everyone.

Heating and Air Conditioning: Application and ID

Fixed Displacement Compressor:





Variable Displacement Compressor:






The terms Fixed Displacement Compressor and Variable Displacement Compressor are used to describe the two types of A/C systems used throughout this Group.

The Variable Displacement Compressor can be identified by the location of the high pressure line. It is mounted to the end of the compressor case.