# SDR CALA2026010612722

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2026
- Submitted: January 7, 2026
- Operation: Air carrier
- Aircraft: [N483UA](https://openairdocs.org/aircraft/N483UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1586
- Aircraft time: 72,116 hours, 31,785 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 1263A000003
- Part serial: 00388
- Condition: Seized
- Location: Left
- Part time: 4,445 hours, 2,174 cycles
- Stage of operation: LD
- 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/CALA2026010612722

## Discrepancy

SHORT FINAL SMELLED SMOK E. AFTER LANDING ECAMS AIR PACK 1 OVERHEAT AND SMOKE DET FAULT. CREW DEBRIEF AND SMOKE.   PER CP SMELL WAS DETECTED IN FLIGHT DECK WHICH THEY TOUGHT WAS SOMETHING BURNING IN AN OVEN.  LT PACK SHUT DOWN AND FAULT APPEATED. NO SMELL DETECTED BY FAS IN FORWARD CABIN.  SLIGHT SMELL DETECTED BY AFT FA FOR A FEW SECONDS WHICH MAY BE UNRELATED.  PACK ONE INOP AND HAS HISTORY. MEL 2152Y ITEM REJECTED. NEEDS TSM FOR CABIN ODOR PERFORMED. ITEM LOCKED TO CONFIRM FINDINGS. PERFORMED CABIN TEMP CONTROLLER OPS CHECK AND CABIN PRESSURE CONTROLLER OPS CHECKS. NO FAULTS NOTED REF AMM 21-63-00 AND AMM 21-31-00 REPLACED PACK OUTLET TEMPERATURE SENSOR (13HH) AS PRECAUTIONARY REF AMM 21-61-15/401. REQUIRES OPS. CHECK PER AMM 21-61-15-400-001-A FOUND PACK 1 ACM HAS NO AIRFLOW AT PACK 1 RAM-AIR OUTLET (SEIZED). REMOVED ACM REF AMM 21-52-21-000-001-A.  RAN PACKS FOR 1 HOUR COULD NOT DUPLICATE SMELL SMOKE. OPS CHECK GOOD NO LEAK FOUND REF AMM 21-52-21, CABIN TEMP TEST PASSED

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