# SDR AALA202211188134

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2022
- Submitted: November 18, 2022
- Operation: Air carrier
- Aircraft: [N727AN](https://openairdocs.org/aircraft/N727AN), registered now
- Make and model: Boeing 777323
- Aircraft serial: 33541
- Aircraft time: 35,788 hours, 4,183 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 307608
- Condition: No Test
- Location: Emergency Lights
- 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/AALA202211188134

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS POWER SUPPLY M33094 FAILED CAPACITY TEST. REPLACED POWER SUPPLY BATTERY PACK PER AMM 33-51-06. OPERATIONAL CHECK GOOD.

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