# SDR CALA2026090119171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2026
- Submitted: September 1, 2026
- Operation: Air carrier
- Aircraft: [N448UA](https://openairdocs.org/aircraft/N448UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 842
- Aircraft time: 83,090 hours, 35,384 cycles
- Engine: Iae V2527A5
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Zone 900
- Stage of operation: TX
- 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/CALA2026090119171

## Discrepancy

FA REPORTED ODOR COMING FROM AFT GALLEY AIR VENT. OUTFLOW TEMP OF NR 2 PACK, 40C.  GREATER THAN NR 1 PACK.  NR 2 PACK OFF. ODOR DISAPAITED.  NR 2 PACK FLOW CONTROL VALVE CLOSED & COND ZONE REGUL FAULT NOT ACTIVE.  PERFORMED VISUAL INSP OF BOTH HEAT EXCHANGER TUNNELS FOR DEBRIS, NONE NOTED.  BOTH ENGS VISUAL INSP PERFORMED, NO DISCREPANCIES FOUND. RAN NR 2 PACK AT VARIOUS LENGTHS & TEMPS, NO ODOR NOTED. PERFORMED CABIN TEMP CONTROLLER TEST, PASSED. POST FLT REPORT SHOWED NO RELATED DISCREPANCIES. NO RECENT AIR CON FAULTS FOUND PREVIOUS 5 DAYS. ALSO RAN NR 1 PACK, NO DISCREPANCIES NOTED. CHECKED ALL AFT GALLEY EQUIPMENT ON. BOTH PACKS FOUND WITHIN LIMITS,  COULD NOT DUPLICATE IAW TSM 05-50-00-810-831-A.

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