# SDR AALA202211189427

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 2022
- Submitted: November 18, 2022
- Operation: Air carrier
- Aircraft: [N931AM](https://openairdocs.org/aircraft/N931AM), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7541
- Aircraft time: 16,838 hours, 6,602 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: CGDU200000
- Part serial: 12006
- Condition: No Test
- Location: Zone 200
- Part time: 27,943 hours, 13,861 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202211189427

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: ACCOMPLISHED BUILT IN TEST EQUIPMENT TEST CHECK PER TSM 21-26-00-810-851-A  FOUND FAULT CODE 26-15-15, CLASS 3 SMOKE DETECTOR 1WA. REPLACED SMOKE DETECTOR 1AW PER AMM 26-15-15.

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