# SDR AALA202102229012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2021
- Submitted: February 23, 2021
- Operation: Air carrier
- Aircraft: [N751AN](https://openairdocs.org/aircraft/N751AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30798
- Aircraft time: 76,352 hours, 9,820 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Battery Pack
- Part number: 285W0955102
- Condition: No Test
- Location: R3 Door Assist
- 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/AALA202102229012

## Discrepancy

AIRCRAFT WAS GROUNDED: R3 DOOR EMERGENCY POWER ASSIST SYSTEM (EPAS) LIGHT NOT WORKING.  REPLACED EPAS BATTERY PACK WITH SERVICEABLE UNIT IAW AMM 52-11-20, OPS CHECK GOOD.

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