# SDR AALA202604136393

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2026
- Submitted: April 13, 2026
- Operation: Air carrier
- Aircraft: [N751UW](https://openairdocs.org/aircraft/N751UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1317
- Aircraft time: 60,992 hours, 41,378 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 1303A000004
- Condition: Odor
- Location: Zone 100
- Stage of operation: DE
- 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/AALA202604136393

## Discrepancy

AIRCRAFT WAS GROUNDED: DIRTY SOCK FUMES PERSISTED THROUGHOUT ENTIRE FLIGHT. THE WORST FUMES WERE BELOW 10,000 FEET. MAINTENANCE REPLACED R/H CONDENSER IAW AMM 21-52-32, R/H REHEATER IAW AMM 21-52-31, R/H OZONE FILTER IAW AMM 21-51-41 AND R/H FLOW CONTROL VALVE IAW AMM 21-51-51.

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