As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLIGHT THE LEFT AC GENERATOR LIGHT ILLUMINATED FOLLOWED BY THE LEFT INTAKE LIGHT ON. GROUND CREW NOTICED FIRE AND SMOKE COMING FROM THE LEFT AC GENERATOR EXHAUST PORT, THE FIRE BOTTLE WAS DISCHARGED. REPLACED THE LEFT FIRE BOTTLE AND THE LEFT AC GENERATOR.