What was found
EICAS MSG "ELEC GEN 3". COMPLIED QRH PROCEDURE(<P>AS A PRECAUTIONARY, R/R TRANSFORMER ASSY T4006 PER AMM 24-23-03/401 & IPC 24-23-03-034. PERF IDLE RUN UP OF #2 & #3 ENGINE IAW AMM 71-00-00/501. OPS CHK OK, ALL INDICATIONS NORMAL AND WITHIN LIMITS. FOUND WIRE W6056-306-184 CHAFING AGAINST BRAIDED LINE. REPAIRED WIRE PER WDM 24-21-32-4 & SWPM 20-10-11. PERFORMED HIGH POWER ENG RUN IAW AMM 71-00-00/501, OPS CHECK OK, UNABLE TO RECREATE FAULT.</P>)