# SDR AALA202604205833

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2026
- Submitted: April 20, 2026
- Operation: Air carrier
- Aircraft: [N762US](https://openairdocs.org/aircraft/N762US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1358
- Aircraft time: 64,027 hours, 41,616 cycles
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Fcu
- Condition: Leaking
- Location: Zone 300
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202604205833

## Discrepancy

AIRCRAFT WAS GROUNDED: WITH APU BLEED ON, STRONG FOUL SMELL. AFTER ENGINE START AND APUSELECTED OFF, SMELL DISSIPATED. ON DESCENT WITH ENGINES IDLE, SMELL CAME BACK.SINGLE PACK OPERATION AS WELL. #2 PACK WAS SELECTED OFF PER MEL. MAINTENANCE REPLACED APU FCU IAW AMM 49-32-11,

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.