What was found
SHIP 3352 F/O OVERHEAD DOME LIGHT CAUSED BRIGHT FLASH W/POPPING SOUND AND SPARKS SPOUTING OUT DURING CRUISE. CORRECTIVE ACTION: FOUND FO SIDE DOME LT LAMP CRACKED AND FILAMENT BURN-OUT, REPLACED NEW BULB, INSPECTED LIGHT HOLDER 164LE NO FAULTS FOUND, THE SPARKS CAME FROM CRACKED LAMP AND BURNED-OUT FILAMENTS. A/C CONT TO SERVICE IAW A330 AMM 33-12-11 AND WDM 33-12-06. (5486112)