As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) PROPELLER LEAKING OIL - INVESTIGATION FOUND THAT THE PROPELLER HUB HAD BEEN ILLEGALY REPAIRED/MODIFIED BY MACHINING IN THEPRELOAD PLATE AREA - SUSPECT HUB HAD SUFFERED FROM A PREVIOUS GROUND STRIKE - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED REPAIR