As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: WITH #1 ENGINE IDG INOPERATIVE AND ON MEL APU AUTO SHUT DOWN ON CLIMB OUT AND WERE DOWN TO SINGLE GENERATOR OPERATION. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO CLT WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR AALA202209264415: MAINTENANCE REPLACED THA APU OIL PUMP DIFFERENTIAL PRESSURE AND GENERATOR SCAVENGE DIFFERENTIAL SWITCHES 8070KM AND 8071KM (AALA202209291778) PER AMM 49-91-15. A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED. ** (CLOSED)