As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE, NR 3 ENGINE FIRE LIGHT AND FIRE WARNING BELL CAME ON BRIEFLY 1 TO 2 SECONDS, 4 TIMES DURING THE 7 HOUR FLIGHT. NACELLE TEMP, EGT AND ALL OTHER PARAMETERS NORMAL. INSPECTED NR 3 ENGINE FIRE LOOPS AND PERFORMED TEST IAW MM 26-11-00, NO FAULTS DETECTED AND OPS OK.