RC2RC2
Low Pressure VaporLow Pressure Vapor
High Pressure LiquidHigh Pressure Liquid
High Pressure VaporHigh Pressure Vapor
OilOil
Low Pressure LiquidLow Pressure Liquid
Medium Pressure VaporMedium Pressure Vapor
Economizer (Added to some models)Economizer (Added to some models)
COMPRESSORCOMPRESSOR
Stopper Motor ValveStopper Motor Valve
Angle Stop ValveAngle Stop Valve MM
33
S - Air Entering Compressor S - Air Entering Compressor
R-22 - Refrigerant Circuit NumberR-22 - Refrigerant Circuit Number
Sight GlassSight Glass
Filter or DryerFilter or Dryer
Solenoid ValveSolenoid Valve
Relief ValveRelief Valve
Ball ValveBall Valve
OILOIL
SEPARATORSEPARATOR
EVAPORATOREVAPORATOR
CONDENSOR COILCONDENSOR COIL
OIL COOLER COILOIL COOLER COIL
SS
SS
SMVSMV
SMVSMV
FLASHFLASH
TANKTANK
SMVSMV
FIG. 9 - REFRIGERANT FLOW DIAGRAM