What was found
NR 3 GENERATOR UNPARALLED LIGHT ILLUMINATED IN FLIGHT, NO VOLTS, NO FREQS. RESET, NO VOLTS, NO FREQS, DISCONNECTED. REPLACED NR 3 ENGINE GENERATOR IAW 24-20-01-4-0002. DURING OPS CHECK, NOTED SPARKS COMING FROM THE TOP OF ENGINE. FOUND T1, T2, AND T3 WIRES SHORTED AT AFT OF THE PYLON CONNECTOR BOX. REPLACED WIRES IN NR 3 ENGINE PYLON (GENERATOR FEEDER CABLES) IAW DC8 MM 24-20-13 AND AVBORNE W/O 24003. ENGINE RUN OPS CHECKED GOOD IAW DC8 MM 24-10-00 AND 71-00-00.