# SDR F3LA2012112000814

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2012
- Submitted: November 20, 2012
- Operation: Air carrier
- Aircraft: N923FR
- Make and model: Airbus A318-111
- Registry model: [Airbus A318-111](https://openairdocs.org/model/airbus-a318-111) (OpenAirDocs)
- Aircraft serial: 2019
- Aircraft time: 31,857 hours, 15,582 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Switch
- Part number: 101809
- Part serial: 1641288
- Condition: Failed
- Location: Zone 200
- Part time: 16,413 hours, 8,165 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/F3LA2012112000814

## Discrepancy

02 MASK DROPPED.  REPLACED PASSENGER OXYGEN ALTITUDE SWITCH IAW AMM 35-23-15 PB 401.

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