# SDR AALA201703279050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2017
- Submitted: March 27, 2017
- Operation: Air carrier
- Aircraft: [N816AA](https://openairdocs.org/aircraft/N816AA), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40634
- Aircraft time: 3,720 hours, 368 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Bottle
- Part number: 410046545
- Part serial: 71190A1
- Condition: Leaking
- Location: L1 Door
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201703279050

## Discrepancy

WHILE EXITING L1 DOOR,  A HISSING SOUND WAS COMING FROM THE DOOR.  REMOVED AND REPLACED EMERGENCY POWER ASSIST SYSTEM RESERVOIR BOTTLE ASSEMBLY  IAW AMM 52-11-22.  OPERATONAL CHECK GOOD.

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