As long as controller 62 determines that regeneration is not complete , controller 62 may continue {TAIL ~ the regeneration process} and monitor {HEAD ~ sensors} 84, 86, 88, 90, 92, 94, and 96 
As long as controller 62 determines that regeneration is not complete , controller 62 may continue { TAIL ~ the regeneration process } and monitor { HEAD ~ sensors } 84 , 86 , 88 , 90 , 92 , 94 , and 96
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH