What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INTO PHL DUE TO THE FLIGHT CREW REPORTING HIGH ENGINE VIBRATION DURING TAKEOFF ROLL FOLLOWED BY ENGINE 1 HIGH VIBRATION ECAM - SLOWLY REDUCED OVER TIME FROM 8 TO 3.3 BUT WOULD INCREASE WITH REDUCTION IN THRUST - THE AIRCRAFT LANDED SAFELY AT PHL AND TAXIED TO THE GATE UNDER ITS OWN POWER - MAINTENANCE FOUND BIRD STRIKE AND INGESTION INTO ENGINE 1. MAINTENANCE FOUND BENT FAN BLADES AND REPLACED THEM JOB CARD 26L00072001 AND EA 377650