# SDR EIAA2011073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2011
- Submitted: July 6, 2011
- Operation: Air carrier
- Aircraft: N482EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20713
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: FR2121
- Part serial: 339
- Condition: Faulty
- Location: Cargo Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIAA2011073

## Discrepancy

ON TAXI IN NR 2 MAIN DECK CARGO SMOKE DETECTOR ILLUMINATED.  REPLACED NR 2B AND NR 3A MAIN CARGO SMOKE DETECTORS PER B747 MM 26-14-01 OP'S CHECK GOOD PER B747 MM 26-11-00.  INFORMATION ON SECOND UNIT CHANGED WITH THE UNIT BELOW P/N FR2121 S/N 331.

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