# SDR ASAA2017112422678

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2017
- Submitted: November 27, 2017
- Operation: Air carrier
- Aircraft: [N559AS](https://openairdocs.org/aircraft/N559AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35178
- Aircraft time: 41,547 hours, 12,353 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4735975
- Condition: Failed
- Location: Fwd Cargo
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017112422678

## Discrepancy

FWD CARGO FIRE LOOP A INOPERATIVE.  ACFT GROUNDED.  PERFORMED FIM 26-16, TASK 806,  FOUND FAULTY SMOKE DETECTOR A29 AND FWD CARGO CEU M2236. REMOVED AND REPLACED CEU AND SMOKE DETECTOR IAW AMM 26-16-02-000/400-801 AND 26-16-01-000/400-801. OPS CHECKED GOOD IAW AMM.

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