# SDR AALA20170524001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2017
- Submitted: May 28, 2017
- Operation: Air carrier
- Aircraft: [N756AM](https://openairdocs.org/aircraft/N756AM), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30264
- Aircraft time: 62,270 hours, 8,012 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Battery
- Part number: 285W0955102
- Part serial: D01773
- Condition: No Test
- Location: Door Assist
- Part time: 30,685 hours, 3,636 cycles
- 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/AALA20170524001

## Discrepancy

R4 DOOR EMERGENCY POWER ASSIST SYSTEM BATTERY ASSEMBLY FAILED TEST.  REMOVED AND REPLACED THE BATTERY ASSEMBLY IAW AMM 52-12-20.  OPERATIONAL CHECKED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.