What was found
DURING FLIGHT 9829 FROM MIA, NR 2 ENGINE FIRE SHUT-OFF VALVE TRIPS CIRCUIT BREAKER AND WILL NOT RESET. ACCOMPLISHED AIR TURN BACK TO MIA, AIRCRAFT LANDED WITHOUT INCIDENT. REPAIRED WIRING AT NR 2 PYLON SECTION, SYSTEM OPS CHECKED GOOD PER MM CHAPTERS 26-3-1 AND 78-3-1.