SDR FDEA202408161130

Service difficulty report · Contactor · Airbus A300B4605R

Difficulty date: August 16, 2024
Submitted: August 16, 2024
Operation: Air carrier
Aircraft: N733FD
Make and model: Airbus A300B4605R
Aircraft serial: 715
Aircraft time: 51,124 hours, 27,314 cycles
System (JASC): 2421 · AC Generator-Alternator
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

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

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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