# SDR AALA202604243410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2026
- Submitted: April 25, 2026
- Operation: Air carrier
- Aircraft: [N928NN](https://openairdocs.org/aircraft/N928NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31172
- Aircraft time: 37,019 hours, 16,086 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Air Duct
- Condition: Contaminated
- Location: Zone 200
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202604243410

## Discrepancy

AIRCRAFT WAS GROUNDED: AIR FROM GASPERS ON FLIGHT DECK SMELLS LIKE DIRTY SOCK. FLIGHT ATTENDANTS SMELLED IT DURING TAKEOFF, FLIGHT DECK REMAINED STRONG SMELL. ACCOMPLISHED JC08L00021001, DECONTAMINATED AIR CONDITIONING AND PNEUMATIC SYSTEM DUCTING. PER AMM 21-00-01-801.

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