# SDR AALA201801109024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2018
- Submitted: January 16, 2018
- Operation: Air carrier
- Aircraft: [N766AN](https://openairdocs.org/aircraft/N766AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 32880
- Aircraft time: 59,341 hours, 7,216 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Battery
- Condition: Discharged
- Location: L2 Door
- 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/AALA201801109024

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DOOR 2L EMERGENCY POWER ASSIST SYSTEM BATTERY INOPERABLE. MAINTENANCE REPLACED EMERGENCY POWER ASSIST SYSTEM 9 VOLTS BATTERY PER AMM 52-11-20 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.

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