# SDR AALA202603121549

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2026
- Submitted: March 12, 2026
- Operation: Air carrier
- Aircraft: [N933AM](https://openairdocs.org/aircraft/N933AM), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7564
- Aircraft time: 27,285 hours, 10,865 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Condition: Abnormal
- Stage of operation: CR
- How discovered: V
- Nature of condition: H, O
- Precautionary procedure: A, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603121549

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO ICT DUE TO THE FLIGHT CREW REPORTING THAT DURING CRUISE APU FAILED IN FLIGHT AS IT WAS BEING USED AS A SECONDARY ELECTRICAL POWER SOURCE FOR AN INOPERATIVE #1 IDG CONFIGURATION (PER MEL # 24 01B )  DURING DIVERSION DESCENT IDG TEMPERATURE INCREASED CONTINUOUSLY AND RECEIVED ECAM IDG 1 OIL OVERHEAT PER ECAM DISCONNECTED IDG #1 PUSH BUTTON. THE AIRCRAFT LANDED SAFELY AT ICT WITHOUT FURTHER INCIDENT. ** SUPPLEMENTAL REPORT WILL BE SUBMITTED ** (OPEN)

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