# SDR DHL2001712002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2001
- Submitted: February 1, 2001
- Operation: Air carrier
- Aircraft: N712DH
- Make and model: Boeing 727-29
- Registry model: [Boeing 727-29](https://openairdocs.org/model/boeing-727-29) (OpenAirDocs)
- Aircraft serial: 19401
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Fitting
- Condition: Leaking
- Location: Oxygen Bottle
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2001712002

## Discrepancy

O2 PSI DROPPED FROM 1450 TO 200 DURING CRUISE FLIGHT.  SERVICED CREW O2 FROM 200 PSI TO 1750 PSI.  PERFORMED LEAK CHECK AND FOUND A LEAKING FITTING IN E&E BAY.  TIGHTENED AND LEAK CHECKED GOOD IAW MM 12-15-11.  OK TO CONTINUE.

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