The system also has an automatic mode in which {HEAD ~ blower speeds} are selected from {TAIL ~ a pre programmed table} 
The system also has an automatic mode in which { HEAD ~ blower speeds } are selected from { TAIL ~ a pre programmed table }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL