# SDR CALA9800746

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N10791](https://openairdocs.org/aircraft/N10791), registered now
- Make and model: Boeing 727232
- Aircraft serial: 20645
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxy Contl Unit
- Part number: 225057
- Condition: Failed
- Location: Pax Compt
- Stage of operation: IN
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA9800746

## Discrepancy

FWD OXYGEN PASSENGER DROP FAILED FUNCTIONAL TEST.  REPLACED OXYGEN CONTROL UNIT AND PERFORMED PNEUMATIC OXYGEN DROP PER MM 35-21-00.

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