As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WILLIAMS INTERNATIONAL ENGINE MODEL FJ44-1A, ENGINE SERIAL NUMBER 1086, FROM AIRCRAFT 525-0040 (N19DP) WAS RETURNED TO OUR REPAIR STATION FOR UNSCHEDULED REPAIR. AN AIRFRAME SERVICE CENTER WAS PREPARING TO PERFORM A COMPRESSOR WASH WHEN THEY NOTICED DAMAGE TO THE TRAILING EDGE OF THE FAN STATOR VANES AND DAMAGE TO THE INTERMEDIATE PRESSURE COMPRESSOR (IPC) ROTOR BLADES. AFTER THE ENGINE WAS SHIPPED TO OUR REPAIR STATION AND DISASSEMBLED, TWO LIBERATED IPC ROTOR BLADES WERE DISCOVERED.