# SDR AALA2018102649015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2018
- Submitted: October 26, 2018
- Operation: Air carrier
- Aircraft: [N768US](https://openairdocs.org/aircraft/N768US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1389
- Aircraft time: 48,089 hours, 30,941 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Cooling Fan
- Part number: 361614010
- Part serial: R2063C
- Condition: Leaking
- Location: Apu
- Part time: 29,112 hours, 11,077 cycles
- 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/AALA2018102649015

## Discrepancy

DURING DESCENT, A STRONG ODOR WAS DETECTED.  ACCOMPLISHED ODOR PROCEDURE ON CHECKLIST,  AFTER THE NR 1 PACK WAS TURNED OFF AND CROSS BLEED SHUTDOWN, DECREASED SIGNIFICANTLY. ODOR REPORTED IN FORWARD GALLEY AS WELL.  REPLACED THE APU COOLING FAN ASSEMBLY IAW AMM 49-52-51. OPS AND LEAK CHECKED OK.

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