# SDR AALA201907089007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2019
- Submitted: July 24, 2019
- Operation: Air carrier
- Aircraft: N201UU
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27810
- Aircraft time: 78,153 hours, 26,388 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 331200ERWQEC
- Part serial: P2068
- Condition: Leaking
- Location: Zone 300
- Part time: 75,934 hours, 27,086 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201907089007

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS DIRTY SOCK SMELL. MAINTENANCE ACCOMPLISHED JOB CARD 19L00021001, FOUND APU BLEED AS SOURCE OF DIRTY SOCK SMELL. ***SUPPLEMENTAL INFORMATION: MAINTENANCE REMOVED AND REPLACED APU IAW CARD 19L30049001.*** (CLOSED)

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