What was found
DRIVE PULLEY FOUND SEPARATED FROM VENT FAN DURING UNSCHEDULED MAINTENANCE. ALTERNATOR, 386.7 HOURS SINCE OVERHAUL. PULLEY TIME UNKNOWN. CORROSION EVIDENT ON MATING SURFACES OF DETACHED PIECES.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DRIVE PULLEY FOUND SEPARATED FROM VENT FAN DURING UNSCHEDULED MAINTENANCE. ALTERNATOR, 386.7 HOURS SINCE OVERHAUL. PULLEY TIME UNKNOWN. CORROSION EVIDENT ON MATING SURFACES OF DETACHED PIECES.