# SDR AALA202409161430

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2024
- Submitted: September 17, 2024
- Operation: Air carrier
- Aircraft: [N729AN](https://openairdocs.org/aircraft/N729AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33127
- Aircraft time: 42,251 hours, 4,894 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: S283W2035
- Part serial: 2367
- Condition: Discharged
- Location: Zone 200
- 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/AALA202409161430

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: RED TEST LIGHT ON THE BACKUP BATTERY DOOR #3 OVER WING DOOR DOES NOT COME ON IAW WORK CARD 72C80052020. MAINTENANCE REPLACED DOOR #3 OVER WING BACKUP BATTERY DOOR LH IAW AMM 52-12-24.

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