a receiver tank having an inlet through which compressed air enters and {HEAD ~ an outlet port} which is disposed in {TAIL ~ a substantially higher location} than the location of the inlet 
a receiver tank having an inlet through which compressed air enters and { HEAD ~ an outlet port } which is disposed in { TAIL ~ a substantially higher location } than the location of the inlet
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH