# SDR AALA202009019014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2020
- Submitted: September 2, 2020
- Operation: Air carrier
- Aircraft: [N760AN](https://openairdocs.org/aircraft/N760AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 31477
- Aircraft time: 72,598 hours, 9,144 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Battery
- Part number: MN1604
- Condition: Defective
- Location: L3 Door Epas
- 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/AALA202009019014

## Discrepancy

AIRCRAFT NOT GROUNDED - L3 DOOR, EPAS (EMERGENCY POWER ASSIST SYSTEM) BATTERY INOP.  REPLACED BACK-UP 9-VOLT BATTERY (2 EA) PER AMM 52-11-20, GREEN TEST LIGHT OPERATIONAL, OKAY FOR SERVICE.

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