# SDR PCSA2009012801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2009
- Submitted: January 28, 2009
- Operation: Air carrier
- Aircraft: N128NA
- Make and model: Boeing 727-2J7
- Registry model: [Boeing 727-2J7](https://openairdocs.org/model/boeing-727-2j7) (OpenAirDocs)
- Aircraft serial: 20879
- Aircraft time: 59,685 hours, 46,308 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 302842
- Part serial: 28826
- Condition: False Activation
- Location: Cargo Bay
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/PCSA2009012801

## Discrepancy

CARGO SMOKE LIGHT ILLUMINATED DURING DESCENT.  MX REPLACED NR1 AND NR3 SMOKE DETECTORS.

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