As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLT 1055 - ON CLIMB-OUT FROM CLE, THE NR 1 ENGINE GENERATOR DROPPED OFF LINE. CREW COULD NOT RESET THE GENERATOR. DUE TO THE APU BEING ON MEL, THE FLIGHT RETURNED TO FIELD AT CLE AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE CONSTANT SPEED DRIVE, GENERATOR AND OIL COOLER. OPERATIONAL CHECK AND LEAK CHECK GOOD. (M)