# SDR DALA2023032102120

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2023
- Submitted: March 21, 2023
- Operation: Air carrier
- Aircraft: [N124DX](https://openairdocs.org/aircraft/N124DX), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 10251
- Aircraft time: 4,876 hours, 2,122 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023032102120

## Discrepancy

ON SHORT FINAL: ACRID BURNING SMELL ACCOMPANIED BY VENT BLOWER FAULT ECAM. NO SMOKR WAS OBSERVED.PLACED VENT BLOWER SWITCH TO OVRD SMELL DISSIPATED. SMELL PRECEDED BY A GROANING SOUND. REPLACED AVIONICS VENT BLOWER FAN PER A321 AMM 21-26. ALL CHKS GOOD.(606578). FOUND OVEN 104 WENT TO HIGH TEMP WITH SERVICE MOTOR MCU MESSAGED, REMOVED AND REPLACED OVEN PER A321 AMM 25-35 . REPLACED AVIONICS VENT FILTER REF A321 AMM 21-26. NO GO ODI C/ W. (LP# 9593424)

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