# SDR CALA2023100402937

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2023
- Submitted: October 4, 2023
- Operation: Air carrier
- Aircraft: [N855UA](https://openairdocs.org/aircraft/N855UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1737
- Aircraft time: 60,408 hours, 26,700 cycles
- System (JASC): [2197 · Air Conditioning System Wiring](https://openairdocs.org/jasc/2197)
- Part: Wire
- Condition: Damaged
- Location: Extract Fan
- Stage of operation: NR
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023100402937

## Discrepancy

VENT EXTRACT FAULT ECAM AEVC TEST SHOWS EXTRACT FAN 18HQ FAULT -- PANEL 123VU C/B AE2 BREAKER OUT FOR EXTRACT FAN, RESET C/B AND IF NEEDED, PARTS ADDED REF IPC 21-26-01-08 ECAM MESSAGES. SEE PHOTO T/S EXTRACTOT FAN  18 HQ FOUND WIRE HARNESS DAMAGED AT CONNECTOR.  REPLACED AVIONICS EXHAUST FAN IN REF TO 319 AMM 21-26-51 UPON FURTHER INVESTIGATION FOUND  7 HQ SHORTED IN THE 107 VU POPPED AGAIN -- PLUG WITH C/B TRIPPING .

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