means for separating the compressed air flowing from the receiver tank into a first path which provides a first source of seal air to the seals of the rotating shaft of the compressor, and {HEAD ~ a second path} which provides {TAIL ~ instrument air} 
means for separating the compressed air flowing from the receiver tank into a first path which provides a first source of seal air to the seals of the rotating shaft of the compressor , and { HEAD ~ a second path } which provides { TAIL ~ instrument air }
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 OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL