# SDR 9902975648

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N548US](https://openairdocs.org/aircraft/N548US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26495
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Connector
- Condition: Failed
- Location: Row 33def
- 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/9902975648

## Discrepancy

DURING SCHEDULED MAINTENANCE, THE OXYGEN MASKS FOR SEATS 33DEF WOULD NOT DEPLOY.  MAINTENANCE REPAIRED THE ELECTRICAL CONNECTION AT THE RELEASE SOLENOID.  SUBSEQUENT SYSTEM TESTS WERE SATISFACTORY.

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