# SDR EIAA2011221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2011
- Submitted: August 29, 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
- Condition: Faulty
- Location: Cabin
- Stage of operation: CR
- 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/EIAA2011221

## Discrepancy

MAIN DECK SMOKE DETECTOR 2 INTERMITTENTLY ILLUMINATES NO EVIDENCE OF SMOKE PRESENT.   ITEM PLACED ON DMI 387 PER MEL 26-11 CAT C PLACARDS INSTALLED.  SWAPPED SMOKE DETECTORS 2A AND 3A 2B AND 4A REMOVED AND REPLACED PER MM26-14-02.  ZONE 2 SMOKE DETECTOR SYS.  OP'S CHECK OK PER MM 26-14-02 THIS CLEARS DMI 387.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.