# SDR UPS06M46206

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2006
- Submitted: February 20, 2006
- Operation: Air carrier
- Aircraft: [N273UP](https://openairdocs.org/aircraft/N273UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48574
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Indicator
- Part number: 523298
- Part serial: 242
- Condition: Reads Low
- Location: Crew Oxygen Sys
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06M46206

## Discrepancy

INSPECTION TYPE:PS2, THE CREW O2 BOTTLE NR 3 READS APPROX 200 PSI LOWER AT THE BOTTLE THAN AT THE REMOTE FLIGHT DECK INDICATOR.  THE LIMIT IS 150 PSI DIFFERENCE ACCORDING TO TASK CARD NR 0102.  REMOVED AND REPLACED FLIGHT DECK REMOTE O2 IND IAW M/M 35-14-02.  OPS CHECK 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.