# SDR ASAA2015090912990

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2015
- Submitted: September 11, 2015
- Operation: Air carrier
- Aircraft: [N559AS](https://openairdocs.org/aircraft/N559AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35178
- Aircraft time: 33,639 hours, 10,056 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Detector
- Part number: 4735975
- Condition: No Test
- Location: Cargo Bay
- 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/ASAA2015090912990

## Discrepancy

FWD CARGO FIRE DETECTOR TEST FAILED, LOOP A.  ACFT GROUNDED.  PERFORMED FIM 26-16, TASK 801, FOUND A2 SMOKE DETECTOR M2239 FAILED.  REPLACED A2 SMOKE DETECTOR M2239. OPS CKS GOOD, REF AMM 26-06-01.  ETOPS SIGNIFICANT SYS GROUND VERIFICATION SUCCESSFUL, REF AMM 26-16-00-710-801.

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