# SDR RJEF20240603001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2024
- Submitted: June 4, 2024
- Operation: Air carrier
- Aircraft: [N779AV](https://openairdocs.org/aircraft/N779AV), registered now
- Make and model: Airbus A320-251N
- Registry model: [Airbus A320-251N](https://openairdocs.org/model/airbus-a320-251n) (OpenAirDocs)
- Aircraft serial: 8300
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Avionics Unit
- Part number: 87292325V07
- Part serial: VL2062011028
- Condition: Faulted
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RJEF20240603001

## Discrepancy

DURING TAKEOFF FOLLOWING MESSAGE APPEARS: "VENT BLOWER/EXTRACT FAULT". THIS GENERATED A PRESSURIZATION FAILURE.   REPLACED THE AEVC(10HQ) REF AMM 21-26-34-000-001 AND AMM 21-26-34-100-001 AND PERFORMED OPS TEST IAW AMM 21-26-51-710-051-A ALL OK.

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