# SDR USAA2014101600003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2014
- Submitted: October 20, 2014
- Operation: Air carrier
- Aircraft: [N172US](https://openairdocs.org/aircraft/N172US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1472
- Aircraft time: 46,379 hours, 17,116 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 38007081
- Part serial: P3616
- Condition: Odor
- Location: Zone 200
- Part time: 17,098 hours, 6,701 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2014101600003

## Discrepancy

ODOR & FUMES DURING BOARDING PROCESS.  COMPLAINTS BY CABIN CREW & PAXS.   FOUND ODOR TO BE FROM APU.   R & R APU IAW JC 26L31049003.  OPS GOOD.

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