# SDR CALA2026031014452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2026
- Submitted: March 10, 2026
- Operation: Air carrier
- Aircraft: [N453UA](https://openairdocs.org/aircraft/N453UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1001
- Aircraft time: 80,979 hours, 34,231 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: IN
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026031014452

## Discrepancy

CREW REPORTED ACRID CABIN ODOR ON CLIMB - TOMC KROWN ITEM LOCKED TO CONFIRM FINDINGS CREW DEBREIFED THAT SMELL WAS SHORTLY AFTER TAKEOFF AND LASTED SEVERAL MINUTES THEN CLEARED UP. NO ODOR FOR REMAINDER OF FLIGHT.ODOR WAS DISCIBED AS HOT ELECTRICAL SMELL. NO SMOKE. NO REPORTS OF ODOR IN CABIN BY CREW OR PASSENGERS. PER TOMC C/W SMOKE OR FUMES IN CABIN (CONDITIONAL INSPECTION). CABIN RECIRCULATION FILTERS REPLACED AS PRECAUTION ON LP 8123759. ENGINE RUNS STILL REQUIRED.  RECIRCULATION FILTERS CHANGED ON LP 8123759, NO ODOR NOTED ON HIGH POWER RUN.

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