# SDR AALA202110062842

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2021
- Submitted: October 6, 2021
- Operation: Air carrier
- Aircraft: [N93003](https://openairdocs.org/aircraft/N93003), registered now
- Make and model: Airbus A319-115
- Registry model: [Airbus A319-115](https://openairdocs.org/model/airbus-a319-115) (OpenAirDocs)
- Aircraft serial: 5704
- Aircraft time: 21,755 hours, 10,349 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Component: Apu, Hnywl
- Component part number: CTY2721501
- Stage of operation: DE
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202110062842

## Discrepancy

AIRCRAFT WAS GROUNDED: ODOR OF BURNING IDENTIFIED IN COCKPIT DURING DESCENT. IT OCCURRED SUBSEQUENT TO BOTH LEFT & RIGHT HIGH PRESSURE BLEED VALVES  OPENING. FLIGHT CREW DONNED THE OXYGEN MASKS , DECLARED AN EMERGENCY AND THE AIRCRAFT LANDED AT MIA SAFELY WITH OUT FURTHER INCIDENT.  REPLACED APU AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK PER TASK CARD 26L31049003** (CLOSED)

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