# SDR AALA202207186045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2022
- Submitted: July 18, 2022
- Operation: Air carrier
- Aircraft: [N753AN](https://openairdocs.org/aircraft/N753AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30261
- Aircraft time: 81,298 hours, 10,418 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: S283W6032
- Part serial: 101381
- Condition: Inoperative
- Location: Zone 200 - Fuse
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202207186045

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: R3 DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE WHEN TESTING THE NOSE GEAR LIGHT SWITCH. REPLACED EMERGENCY LIGHT BATTERY PACK POWER SUPPLY ASSEMBLY M33401 PER AMM 33-51-06. OPERATIONAL CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.