Then the vaporous refrigerant is directed from conduit 43 through ports 42 and 50 of valve 35 which connects {HEAD ~ conduit} 43 to a conduit 51 associated with suction line 19 of {TAIL ~ compressor} 10 
Then the vaporous refrigerant is directed from conduit 43 through ports 42 and 50 of valve 35 which connects { HEAD ~ conduit } 43 to a conduit 51 associated with suction line 19 of { TAIL ~ compressor } 10
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH