As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)DURING WALKAROUND, PILOT NOTICED THAT BRAKE WEAR INDICATOR PIN HAD BENT, AND THE STATOR APPEARED TO HAVE SHIFTED. INVESTIGATION FOUND THAT THE STATOR LOBES HAD SEPARATED AND THE STATOR HAD SHIFTED CAU SING THE BRAKE INDICATOR TO BEND.