As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PREMATURE WEAR OF STARTER BRUSHES AND ARMATURE. THERE APPEARS TO BE NO EXCESS CURRENT DRAW ON GENERATOR. NO OTHER ELECTRICAL ABNORMALITIES ON THIS AIRCRAFT. BRUSH WEAR WAS DETECTED ON 100 HOUR INSPECTION. STARTER GENERATOR WAS SENT TO CANADIAN AERO ACCESSORIES WITH A COPY OF THIS SDR. PLEASE FIND ATTACHED A COPY OF THE COMPONENT CARD.