What was found
AIRCRAFT IN CRUISE AT 22,000 WITH ALL ENGINE INDICATIONS NORMAL. A LOUD NOISE FOLLOWED BY POWER LOSS AND REDLINE ITT ON THE LT ENGINE. THE CT BLADES, ITT PROBES, PT VANE AND PT BLADES ALL MELTED AND WENT THROUGH THE EXHAUST STACKS. COMPRESSOR STATOR AND SPACER RUB. POSSIBLE COMPRESSOR UNSTACK FAILURE. THIS IS THE FIRST COMPLETE MELT DOWN FAILURE HAVE EVER SEEN AT ALTITUDE. (K)