# SDR UIEA2023071300756

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2023
- Submitted: July 13, 2023
- Operation: Air carrier
- Aircraft: [N1997A](https://openairdocs.org/aircraft/N1997A), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 27310
- Aircraft time: 104,591 hours, 22,296 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Hose
- Part number: UNKNOWN
- Part serial: NSN
- Condition: Unknown
- Location: Unknown
- Stage of operation: UK
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023071300756

## Discrepancy

O2 DISCHARGED COMPLETELY THROUGH FO'S REGULATOR IN MASSIVE AND SUDDEN LEAK(<P>FOUND FO'S OXYGEN MASK BOX CONNECTION HOSE BLOWN OFF AND MASSIVELY LEAKING. REMOVED AND REPLACED CONNECTION HOSE ASSY IAW AMM 20-11-00, OPS AND LEAK CHECHED GOOD IAW AMM 35-11-00. </P>)

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