# SDR AALA201906289021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2019
- Submitted: July 11, 2019
- Operation: Air carrier
- Aircraft: [N716UW](https://openairdocs.org/aircraft/N716UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1055
- Aircraft time: 54,925 hours, 32,068 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007081WGEN
- Part serial: P4287
- Condition: Leaking
- Location: Zone 300
- Part time: 31,163 hours, 12,955 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201906289021

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS APU AIR BLEED FAULT ACCOMPANIED WITH STRANGE ODOR F/A IDENTIFIED AS BURNT CRAYON. MAINTENANCE DETERMINED THE CAUSE TO BE FROM THE APU (INTERNAL OIL LEAK), AN APU CHANGE HAS BEEN DECLARED. ***SUPPLEMENTAL INFORMATION: MAINTENANCE REMOVED AND REPLACED APU IAW CARD 26L31049003. NO FURTHER ODORS NOTED.*** (CLOSED)

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