# SDR ASAA2025061558784

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2025
- Submitted: June 17, 2025
- Operation: Air carrier
- Aircraft: [N477AS](https://openairdocs.org/aircraft/N477AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40716
- Aircraft time: 36,411 hours, 11,148 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lens
- Condition: Missing
- Location: Zone 200
- Component: Light
- Component part number: 912000
- 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/ASAA2025061558784

## Discrepancy

EMERGENCY LIGHT ON CEILING NEAR ROW 21 MISSING COVER. GROUNDED - YES. EMERGENCY EXIT AISLE LIGHT AT ROW 21 LENS REPLACED REF AMM 33-51-03-960-803. ALL OPS CHECKS GOOD.

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