# SDR CALA2026090219184

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2026
- Submitted: September 2, 2026
- Operation: Air carrier
- Aircraft: [N87512](https://openairdocs.org/aircraft/N87512), registered now
- Make and model: Boeing 737824
- Aircraft serial: 33458
- Aircraft time: 58,300 hours, 21,360 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: 964412
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026090219184

## Discrepancy

SEAT 20C UPPER RED EMERGENCY LIGHT NOT COMING ON. REMOVED AND REPLACED RED EMERGENCY LIGHT ASSY AT SEAT 20 A REF CMM 25-23-54-4676. REQUIRES OPS TEST. SEAT 20C RED LIGHT OPERATION IS NORMAL. REF B737 AMM 33-51-06-960-806.

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