Suction and charging tube
Discharge and suction tube
Capillary and suction tube
Discharge and capillary tube
Air
Water
Liquid
Refrigerant
HC - Hydro carbon
HFC - Hydro fluoro carbon
CFC - Chloro fluoro carbon
HCFC - Hydro chloro fluoro carbon
Expansion valve
Compressor
Condenser
Evaporator