What was found
GSO - FLT 2660 - UPON PUSHBACK, THE NR 1 TRU C/B TRIPPED. THE NR 1 ENG GEN READ ZERO AMPS AND ZERO VOLTS. CREW RESET THE NR 1 TRU C/B ALONG WITH THE NORMAL EQUIP BLOWER C/B'S THAT HAD ALSO TRIPPED AND THE NR 1 GEN CAME ON LINE. HOWEVER, EN ROUTE FROM ATL TO BWI AT CRUISE ALT, THE NR 1 TRU C/B TRIPPED AGAIN AND AN ELECTRICAL ODOR WAS NOTED IN THE FLT COMPARTMENT. CREW SHIFTED BUS NR 1 TO APU GEN AND ODOR WENT AWAY. FLT DIVERTED TO GSO AND LANDED W/O FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MX FOUND THR NR 1 ENG FIREWALL CONNECTOR D41O CORRODED. REMOVED AND REPLACED CONNECTOR AND PINS. RAN NR 1 ENG GEN SYSTEM. OP'S CHECK GOOD. AS FOR THE NORMAL EQUIP BLOWER C/B'S TRIPPING, MX REMOVED AND REPLACED T