# SDR 9JLA2014011504438

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2013
- Submitted: January 15, 2014
- Operation: Air carrier
- Aircraft: [N2HL](https://openairdocs.org/aircraft/N2HL), registered now
- Make and model: Gulstm 200
- Aircraft serial: 91
- Aircraft time: 2,990 hours, 1,460 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Part number: MC1013150
- Part serial: 98366
- Condition: Leaking
- Location: Cockpit
- Part time: 800 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9JLA2014011504438

## Discrepancy

THE FLIGHT CREW REPORTED THAT THE COPILOTS OXYGEN MASK WAS FOUND TO BE LEAKING OXYGEN.  THE DEFECTIVE CREW MASK WAS REMOVED FROM SERVICE PN MC10-13-150 & SN 98366.  AN OVERHAULED CREW MASK WAS INSTALLED.

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