# SDR LR7A2019063001817

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2019
- Submitted: July 3, 2019
- Operation: Air carrier
- Aircraft: [N409LC](https://openairdocs.org/aircraft/N409LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 4695
- Aircraft time: 38,910 hours, 24,094 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Control Unit
- Part number: 892541100
- Part serial: 1485
- Condition: Failed
- Location: Fire Warning
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: F, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/LR7A2019063001817

## Discrepancy

DURING SCHEDULED FLIGHT WHILE IN DESCENT #2 FIRE LIGHT ILLUMINATED.  FALSE FIRE INDICATION.  REPLACED #2 FIRE DETECTION CONTROL UNIT IAW SMP 581 26-10 LP #42909

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