# SDR DALA2026092205281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2026
- Submitted: September 22, 2026
- Operation: Air carrier
- Aircraft: [N831MH](https://openairdocs.org/aircraft/N831MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29702
- Aircraft time: 99,248 hours, 18,738 cycles
- System (JASC): [3530 · Portable Oxygen System](https://openairdocs.org/jasc/3530)
- Part: Oxygen Bottle
- Condition: Expired
- 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/DALA2026092205281

## Discrepancy

PORTABLE OXYGEN BOTTLE AT LOWER LOBE CREW REST HAD EXPIRED.   R & R THE PORTABLE OXYGEN BOTTLE IN LOWER LOBE CREW REST IAW AMM 35- 31. (9503430)(AIRCRAFT GROUNDED)

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