The low pressure liquid refrigerant passes from capillary tubes 41 into header 53 and then through the tubes of circuit 31a and through the tubes of circuit 31b simultaneously where {HEAD ~ the liquid refrigerant} is changed to {TAIL ~ a gas phase} 
The low pressure liquid refrigerant passes from capillary tubes 41 into header 53 and then through the tubes of circuit 31a and through the tubes of circuit 31b simultaneously where { HEAD ~ the liquid refrigerant } is changed to { TAIL ~ a gas phase }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL