# SDR LR7A2026020403802

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2026
- Submitted: February 6, 2026
- Operation: Air carrier
- Aircraft: [N410LC](https://openairdocs.org/aircraft/N410LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 4673
- Aircraft time: 43,350 hours, 28,291 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Control Unit
- Part number: 892541100
- Part serial: 7780
- Condition: Defective
- Location: Fire Detection
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/LR7A2026020403802

## Discrepancy

MOMENTARY ILLUMINATION OF MASTER FIRE WARNING LIGHT / REMOVED AND REPLACED NR 2 FIRE DETECTION CONTROL UNIT, OPS CHECK GOOD REF SMP 581 26-10. LP#58157

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