# SDR AALA202002249003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2020
- Submitted: February 24, 2020
- Operation: Air carrier
- Aircraft: [N799AN](https://openairdocs.org/aircraft/N799AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30258
- Aircraft time: 75,556 hours, 9,569 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- 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/AALA202002249003

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EPAS BATTERY TEST INDICATOR LIGHT DOES NOT COME ON AT DOOR 2R. MAINTENANCE REPLACED BACKUP BATTERY PER AMM 52-11-20 AND PERFORMED SATISFACTORY OPERATIONAL CHECK PER AMM 52-11-20-700-803-002.

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