# SDR UIEA2012062800291

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2012
- Submitted: June 28, 2012
- Operation: Air carrier
- Aircraft: [N465MC](https://openairdocs.org/aircraft/N465MC), registered now
- Make and model: Boeing 747446
- Aircraft serial: 24784
- Aircraft time: 7,442 hours, 1,448 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Panel
- Condition: Inoperative
- Location: Oxygen System
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2012062800291

## Discrepancy

WHILE ON GROUND, PRIOR TO DEPARTURE, CREW INADVERTENTLY DEPLOYED THE OXYGEN SYSTEM.  MAINTENANCE SECURED ALL OXYGEN MASKS, RESET OXYGEN SYSTEM. UNABLE TO CLOSE SEATS 16DG & 60 DEG OXYGEN PANELS,  PANELS SECURED AND SEATS BLOCKED ACCORDINGLY. OPEN

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