{HEAD ~ A reduced flow} of cooling air is enabled at {TAIL ~ conditions} other than engine full throttle 
is enabled at
{ HEAD ~ A reduced flow } of cooling air is enabled at { TAIL ~ conditions } other than engine full throttle
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH