# SDR DALA2019071604307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2019
- Submitted: July 18, 2019
- Operation: Air carrier
- Aircraft: [N652DL](https://openairdocs.org/aircraft/N652DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24392
- Aircraft time: 89,347 hours, 37,777 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: Unsecure
- Location: Cabin
- Stage of operation: TO
- 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/DALA2019071604307

## Discrepancy

(AIRCRAFT 652, L/P 5655634) ON T/O OXYGEN MASKS AT 13CD DROPPED. REINSTALLED O2 MASKS ATV 13C,D PER AMM 35-21-05.

---
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.