As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NR 4 MAIN WHEEL INNER BEARING HAD A COMPLETE FAILURE. MAINTENANCE SPOTTED THE MAIN WHEEL SITTING AT AN ODD ANGLE ON THE GATE AND INVESTIGATED. OUTER BEARING AND THE PIECES LEFT FROM THE INNER BEARING HAVE BEEN HANDED OVER TO BOEING FOR FURTHER INVESTIGATION. THE MAIN WHEELS HAS BEEN SHIPPED TO AVEOS IN YUL FOR LAB TESTING. (TC NR 20091125001)