# SDR AALA2020072199002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2020
- Submitted: July 21, 2020
- Operation: Air carrier
- Aircraft: [N778XF](https://openairdocs.org/aircraft/N778XF), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 4127
- Aircraft time: 31,748 hours, 14,214 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Fan
- Part number: 36161407
- Part serial: P4119
- Condition: Leaking
- Location: Apu Oil Cooler
- Part time: 30,846 hours, 13,834 cycles
- Component: Apu, Hnywl, 1319A
- Component part number: 38007081WGEN
- 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/AALA2020072199002

## Discrepancy

AIRCRAFT WAS GROUNDED:ACRID, SOCK SMELL DURING DECENT AND TAXI IN. ACCOMPLISHED TROUBLESHOOTING OF S.O.F. PER JOB CARD 26L00021001, FOUND APU OIL COOLER FAN LEAKING. REPLACED APU OIL COOLER FAN PER AMM 49-52-51.ACCOMPLISHED APU TROUBLESHOOTING AND DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM IAW JOB CARDS 26L00021002 AND 26L00021004.

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