# SDR ASAA2013111896456

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2013
- Submitted: November 21, 2013
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 25,581 hours, 8,073 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 215645
- Condition: Dirty
- Location: Aft Cargo Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013111896456

## Discrepancy

CARGO FIRE DETECTION TEST FAILED ON AFT A LOOP.  ACFT GROUNDED.  UNABLE TO DUPLICATE. DUE TO HISTORY, PERFORMED AFT CARGO BAY A SYS SMOKE DETECTOR CLEANING, REF. MM26-16-01-100-801.  PERFORMED ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION, CARGO BAY SMOKE DETECTION OPERATIONAL TEST,  REF. MM26-16-00-710-801 AND CARGO ELECTRONIC UNIT (CEU) BITE PROCEDURE REF. FIM 26-16, TASK 801.  ALL TESTS PASSED.

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