As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 4 ENG OVERTEMP ON T/O TO 912 DEG FOR 1 SECOND, ENG POWER WAS REDUCED TO PREVENT FURTHER OVERTEMP. CHECK EGT RES AND IND ACCURACY CHECK OK PERFORMED THROUGH 7 STEPS OF CFM T/S FAULT 48. NO FAULTS NOTED PER MM 72-00-00 PG 612 3(A). EGT OVERTEMP CAN HAVE A MAXIMUM OF 10 EXCEEDANCE THIS HAS BEEN THE SECOND OCCURRANCE.