As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON RETURN TRIP TO THE HOSPITAL GENERATOR FAILED IN-FLIGHT. ACFT LANDED AT THE CITY CENTER AIRPORT WITH NO FUTHER OCCURENCES. AFTER INVESTIGATION INTO THE STARTER/GENERATOR FAILURE, THE AME FOUND THAT THE STARTER/GENERATOR SHAFT HAD SHEARED. THE STARTER/GENERATOR WAS REPLACED AND ACFT WAS RELEASED BACK TO SERVICE.