Refrigerant Flow for Each Operation Mode SiAU18-71572 Refrigerant Circuit3.3 Cooling Oil Return OperationEVH : Full closeEVC : 56 plsEVB : SH controlOUTDOOR UNITEXPANSION VALVE(BYPASS)FILTERFILTERELECTRONICEVH EXPANSION VALVE(ROOM A)EXPANSION VALVE(ROOM B)EXPANSION VALVE(ROOM C)ELECTRONICELECTRONICELECTRONICEVCEVBEVAFILTERFILTERFILTERTHERMISTOR(DGC)THERMISTOR(DGB)THERMISTOR(DGA)THERMISTOR(DLC)THERMISTOR(DLB)THERMISTOR(DLA)GAS SIDEGAS SIDEGAS SIDELIQUID SIDELIQUID SIDELIQUID SIDEEXPANSION VALVE(BYPASS)FILTERFILTERELECTRONICEVH EXPANSION VALVE(ROOM A)EXPANSION VALVE(ROOM B)ELECTRONICELECTRONICEVAEVB FILTERFILTER THERMISTOR(DLA)THERMISTOR(DLB)THERMISTOR(DGA)THERMISTOR(DGB)GAS SIDEGAS SIDELIQUID SIDELIQUID SIDEEXPANSION VALVE(BYPASS)FILTERFILTERELECTRONICEVH EXPANSION VALVE(ROOM A)EXPANSION VALVE(ROOM B)ELECTRONICELECTRONICEVAEVB FILTERFILTER THERMISTOR(DLA)THERMISTOR(DLB)THERMISTOR(DGA)THERMISTOR(DGB)GAS SIDEGAS SIDELIQUID SIDELIQUID SIDEFIELD PIPINGFIELD PIPING SIRROCO FANFAN MOTORMHEAT EXCHANGERMMMMMMBP UNIT(Q0522)EVA : 56 pls EV H : SH controlEVB : 56 plsEV H : Full closeEVB : 56 plsEVA : SH controlEVA : SH controlFIELD PIPINGFIELD PIPING SIRROCO FANFAN MOTORHEAT EXCHANGERFIELD PIPINGFIELD PIPINGSIRROCO FANFAN MOTORHEAT EXCHANGERFIELD PIPINGFIELD PIPINGSIRROCO FANFAN MOTORHEAT EXCHANGERFIELD PIPINGFIELD PIPING SIRROCO FANFAN MOTORHEAT EXCHANGERFIELD PIPINGFIELD PIPING SIRROCO FANFAN MOTORHEAT EXCHANGERFIELD PIPING"OFF""OFF""OFF""OFF""ON""ON""ON"FIELD PIPING SIRROCO FANFAN MOTORHEAT EXCHANGERLIQUID LINESTOP VALVEGAS LINESTOP VALVEHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORHEATEXCHANGERTHERMISTORSVHPSSVOilseparatorSERVICE PORTELECTRONICEXPANSION VALVEHIGH PRESSURESWITCHFILTERPRESSUREREGULATING VALVEFILTERLOW PRESSURESENSORCAPILLARYTUBEFILTERCAPILLARYTUBEFOUR WAYVALVEFILTERFILTERSOLENOIDVALVESPCAPILLARYTUBE SOLENOIDVALVESPHEAT EXCHANGERCOMPRESSORELECTRONICEXPANSION VALVESERVICEPORTHIGH PRESSURESENSORDOUBLE PIPEHEAT EXCHANGERACCUMULATOREV1 480 plsEV2 Full closeSVP OFF: High pressure liquid refrigerant: High pressure high temp. gas refrigerant: Low pressure low temp. liquid or gas refrigerant
