What was found
TYS-CLT - FLT 1731 - BURNING SMELL NOTED BY F/O, FLIGHT ATTENDANTS AND CAPTAIN DURING CLIMB-OUT. SMELL DIMINISHED CLIMBIN THROUGH 10,000, BUT STILL NOTICEABLE IN CRUISE FLIGHT. MAINTENANCE GROUND RAN ENGINES AT HIGH AND COULD NOT SMELL BURNING SMELL. GROUND OPS OK. (M)