As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DUE TO PREVIOUS BRAKE FAILURES WE NOW DISSASSEMBLE AND INSPECT THE BRAKE ASSY. AT 900 HRS. ON INSPECTION OF THIS ASSY. WE FOUND THE INSIDE ROTOR DISK CRACKED IN 2 PLACES. WEAR PINS INDICATED BRAKE ASSY AT LESS THAN HALF LIFE. CRACKS STARTED AT RELIEF HOLE AND PROCEEDED OUTWARD.