What was found
(CAN) CREW RECEIVED NR 1 AC GEN AND NR 2 AC GEN SIMULTANEOUSLY IN CRUISE, THE LOSS OF POWER WAS CONFIRMED BY THE AC SYSTEM POWER MONITOR AND THE QUICK REFERENCE HANDBOOK PROCEDURE WAS INITIATED. BOTH GENERATORS RETURNED ON-LINE AFTER RESET BUT SOON KICKED OFFLINE. DECISION WAS MADE TO DIVERT AND THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. DURING TROUBLESHOOTING, BURNT WIRES WERE OBSERVED ON THE RT WING AFT SPAR BETWEEN THE FUSELAGE AND THE NACELLE. A TOTAL OF FOUR WIRES, IDENTIFIED AS 2442-1006A12C-1, 2421-10001G12A-1, 2421-10003F12C-1 AND 2421-20003F12C-1, WERE FOUND WITH BURN MARKS NEAR THE FAIRLEAD LOCATED AT WING STATION ~YW 80.0. THE WIRES ARE BEING REPLACED. (TC NR 20091231002)