What was found
FLIGHT NR 2678, THE CREW REPORTED AT 28000 FT, THE AIRCRAFT BEGAN TO SHAKE AND THE NR 1 ENGINE N1 EXCEEDED 103 PERCENT. THE NR 1 ITT WAS AT LEAST 940 DEGRESS. THE CAPTAIN REDUCED THRUST TO IDLE WITH NO RESPONSE FROM THE ENGINE. THE CREW SHUT DOWN THE NR 1 ENGINE AND DIVERTED. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NR 1 FUEL PUMP METERING UNIT AND BOTH 1A AND 1B FADEC'S. OPERATIONAL CHECKS WERE GOOD ON THE GROUND.THE AIRCRAFT WAS TEST FLOWN WITH NO DISCREPANCIES. 1A FADEC P/N 23074001 S/N BX160136 1B FADEC P/N 23074001 S/N BX160138