# SDR REXA2015041200401

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2015
- Submitted: April 13, 2015
- Operation: Air carrier
- Aircraft: [N834AY](https://openairdocs.org/aircraft/N834AY), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 8034
- Aircraft time: 16,356 hours, 15,906 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: UK
- 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/REXA2015041200401

## Discrepancy

CAPTAINS O2 MASK INTO FREE FLOW & WILL NOT SHUTOFF.  EMER FLOW & 100% WERE CHECKED & DO NOT SEEM TO AFFECT FREE FLOW.  PERFORMED OPERATIONS CHECK OF CREW O2 SYSTEM IAW AMM 35-10-00.  OPERATIONS CHECKED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.