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