# SDR AALA202010279016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2020
- Submitted: October 29, 2020
- Operation: Air carrier
- Aircraft: [N804AN](https://openairdocs.org/aircraft/N804AN), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40622
- Aircraft time: 19,558 hours, 2,311 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Bottle
- Part number: 410046545
- Part serial: 68724A1
- Condition: Low Pressure
- Location: Epas System
- Part time: 19,557 hours, 2,310 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202010279016

## Discrepancy

AIRCRAFT WAS NOT GROUNDED.  STATUS MESSAGE DOOR EPAS SENSOR 3R.   PERFORMED EPAS PRESSURE TEST FOUND BOTTLE BELOW MINIMUM PRESSURE.  REPLACED BOTTLE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK, PER AMM 787-A--52-11-21.

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