What was found
DURING TAXI OUT, HEARD POPPING NOISE FROM AC BUS AND OBSERVED ELECTRICAL SMOKE. REPLACED BURNT WIRES AT AC BUS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAXI OUT, HEARD POPPING NOISE FROM AC BUS AND OBSERVED ELECTRICAL SMOKE. REPLACED BURNT WIRES AT AC BUS.