As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TAILPIPE FIRE NR 3 ENG AT THE START OF T/O ROLL. ACCOMPLISHED EMERGENCY PROCEDURES AND FOLLOW UP ITEM IN POM. SPEED NEVER EXCEED 10 KTS, NO ENGINE PARAMETERS EXCEEDED ENGINE ROLLBACK AND SHUTDOWN AS THROTTLE BROUGHT TO IDLE. REPLACED FUEL FLOW REGULATOR PER M/M, NO LEAKS ON ENG RUN. OPERATION NORMAL PER PFHB, PERFORMED VISUAL INSPECT ENG AND PYLON AND NO DAMAGE FOUND.