# SDR FDEA202408161130

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2024
- Submitted: August 16, 2024
- Operation: Air carrier
- Aircraft: [N733FD](https://openairdocs.org/aircraft/N733FD), registered now
- Make and model: Airbus A300 B4-605R
- Registry model: [Airbus A300 B4-605R](https://openairdocs.org/model/airbus-industrie-a300-b4-605r) (OpenAirDocs)
- Aircraft serial: 715
- Aircraft time: 51,124 hours, 27,314 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Contactor
- Part number: 477CA01C1502Y3
- Condition: Failed
- Location: Nr 1 Generator
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: H, C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202408161130

## Discrepancy

RIGHT AFTER TAKING THE RUNWAY FOR TAKEOFF, PRIOR TO ENGINE RUN UP, GOT A GEN 1 FAULT.  ATTEMPTED ONE RESET IAW QRH/ECAM, BUT FAULTED AGAIN. AMM: 24-22-18-04 ESPM: 20-46-50 REMOVED AND REPLACED TRANSFER CONTACTOR 11XU AND LINE CONTACTOR CONTROL RELAY 13XU REF ABOVE. TESTS GOOD USING EXTERNAL POWER.

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