# SDR ASAA2026092668921

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2026
- Submitted: September 29, 2026
- Operation: Air carrier
- Aircraft: [N919AK](https://openairdocs.org/aircraft/N919AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44087
- Aircraft time: 19,970 hours, 5,912 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: S283W6032
- 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/ASAA2026092668921

## Discrepancy

CUSTOMER WALK ITEM: R2 EMERGENCY LOWER DOOR LIGHT INOP. GROUNDED - YES. REMOVED AND REPLACED M01672 EMERGENCY POWER SUPPLY, S/N 173592. OPS CHECK GOOD, IAW B737 MAX AMM 33-51-06.

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