# SDR EISA99153

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N721RW](https://openairdocs.org/aircraft/N721RW), registered now
- Make and model: Boeing 727-2M7
- Registry model: [Boeing 727-2M7](https://openairdocs.org/model/boeing-727-2m7) (OpenAirDocs)
- Aircraft serial: 21200
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Detector
- Part number: 774001
- Condition: Illuminated
- Location: Nr 4
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EISA99153

## Discrepancy

SMOKE DETECTOR ILLUMINATES IN FLIGHT.  REMOVED AND REPLACED NR 4 SMOKE DETECTOR IAW MM CHAPTER 26-10.  NO DEFECTS NOTED.  (M)

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