# SDR DHL99806001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N806DH
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46002
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Regulator
- Part number: 54251
- Condition: Failed
- Location: Oxygen Bottle
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: A, B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL99806001

## Discrepancy

ALL OXYGEN QUANTITY IND WENT TO ZERO IN FLIGHT.  PRESSURE INDICATION AT S/O STATION READ ZERO, BOTTLE PRESSURE READ NORMAL.  CHECKED BOTTLE VALVE OPEN.  REPLACED OXYGEN BOTTLE REGULATOR, OPS CHECKED NORMAL PER MM 35-10-3.

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