# SDR DALA2018122107329

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 20, 2018
- Submitted: December 21, 2018
- Operation: Air carrier
- Aircraft: [N829DN](https://openairdocs.org/aircraft/N829DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31941
- Aircraft time: 14,436 hours, 5,431 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Test Switch
- Condition: Broken
- Location: Oxygen Mask
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2018122107329

## Discrepancy

SHIP 3829 CAPT. O2 MASK RED TEST BUTTON BROKEN . CORRECTIVE ACTION: REMOVED AND REPLACED CAPT. O2 MASK CHECKS GOOD. (3716496).

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