# SDR UIEA2013083000491

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2013
- Submitted: September 3, 2013
- Operation: Air carrier
- Aircraft: [N640GT](https://openairdocs.org/aircraft/N640GT), registered now
- Make and model: Boeing 767-3S1
- Registry model: [Boeing 767-3S1](https://openairdocs.org/model/boeing-767-3s1) (OpenAirDocs)
- Aircraft serial: 25221
- Aircraft time: 72,600 hours, 15,278 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Circuit Card
- Part number: 644501
- Part serial: 456
- Condition: Malfunctioned
- Location: Lt Nacelle
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2013083000491

## Discrepancy

LT ENGINE FIRE LOOP 1 STATUS MESSAGE.  REPLACED FIRE DETECTION CARD M681 IAW AMM 26-10-01, OPS CHECKED NORMAL.

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