# SDR REXA2013120702290

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2013
- Submitted: December 12, 2013
- Operation: Air carrier
- Aircraft: [N8751D](https://openairdocs.org/aircraft/N8751D), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7751
- Aircraft time: 23,934 hours, 21,520 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Condition: Broken
- Location: Cockpit
- Stage of operation: UK
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/REXA2013120702290

## Discrepancy

OBSERVER`S O2 MASK BROKEN.  DEFERRED, R & R OBSERVER'S O2 BOX IAW AMM 35-11-15.  OPERATIONS CHECK & LEAK CHECKED GOOD DM 20051 CLEARED, PLACARD REMOVED.

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