# SDR AALA202609245386

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2026
- Submitted: September 24, 2026
- Operation: Air carrier
- Aircraft: [N723AN](https://openairdocs.org/aircraft/N723AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33125
- Aircraft time: 53,639 hours, 6,282 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Gen
- Part number: E7124012
- Condition: Activated
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202609245386

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: DOOR 4R OXYGEN GENERATOR FIRED. DOOR 4R OXYGEN GENERATOR REPLACED AS PER AMM 35-21-11 AND AFMM 20-11-11.

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