# SDR UIEA2020030300365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2020
- Submitted: March 4, 2020
- Operation: Air carrier
- Aircraft: [N1013A](https://openairdocs.org/aircraft/N1013A), registered now
- Make and model: Boeing 767-36N
- Registry model: [Boeing 767-36N](https://openairdocs.org/model/boeing-767-36n) (OpenAirDocs)
- Aircraft serial: 30110
- Aircraft time: 79,715 hours, 11,016 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Part number: MC1025104
- Part serial: 41772
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020030300365

## Discrepancy

LEFT SUPERNUMERARY SEAT OXYGEN MASK INOP.(<P>TRANSFER TO MDDR 125249 IAW DDG 35-11-02-03A, CAT C, DUE DATE 12 MAR-20.</P><P>REF LOG PAGE 1191109 ITEM 2: REMOVED AND REPLACED SUPERNUMERARY SEAT O2 MASK IAW 767 M/M 35-11-51. MASK OPERATES NORMAL. THIS CLEARS MDDR 125249. PLACARD REMOVED.</P>)

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