What was found
POSSIBLE BIRD STRIKE/INGESTION IN LEFT ENGINE, HAD UNUSUAL NOISE AND VIBRATION DURING CLIMB, RETURNED TO LHR. FOUND TWO FAN BLADES WITH BENT LEADING EDGES AT BLADE MID SPAN. REPLACED BENT BLADES AND THEIR MATCHING PAIRS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
POSSIBLE BIRD STRIKE/INGESTION IN LEFT ENGINE, HAD UNUSUAL NOISE AND VIBRATION DURING CLIMB, RETURNED TO LHR. FOUND TWO FAN BLADES WITH BENT LEADING EDGES AT BLADE MID SPAN. REPLACED BENT BLADES AND THEIR MATCHING PAIRS.