# SDR CALA2023052901680

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2023
- Submitted: May 29, 2023
- Operation: Air carrier
- Aircraft: [N19951](https://openairdocs.org/aircraft/N19951), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 36402
- Aircraft time: 40,243 hours, 3,780 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Bottle
- Part number: 410046545
- Part serial: 67405A1
- Condition: Low Pressure
- Location: Door 2l
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023052901680

## Discrepancy

STATUS MSG DOOR EPAS SENSORS 2L TOMC PSE APPROVE MEL ITEM. COMPLIED WITH MEL ITEM 5211U , PLACARD ON  1L FACP , 2L DOOR LEVER AND ONE ON CAPT NAV DISPLAY. ITEM DEFERRED PER MEL HELP NEED AVIONICS ASSISTANT . PERFORMED FIM TASK B787-A-52-10-F2-91A-421A-A  RESET C/ B , PERFORMED EPAS PRESSURE BOTTLE INSPECTION AND OPERATION CHECK NO ACCOMPLISHED FIM TASK. REPLACED 2L DOOR ASSIST PRESS BOTTLE ASSY PER AMM 52-11-22-00A-520A.  MO MSG. FOUND AND DOOR OPE'' CHK OK. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1149795  SN OFF 7405 ACCOMPLISHED RII INSPECTION FOR DOOR 2L EPAS PRESSURE BOTTLE INSTALLATION IAW AMM 52-11-22-00A-720A-A OK. BOTTLE, DOOR AS  OFF 78-5211-9-0009 7405 ON 78-5211-9-0009 1710

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