As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) LH ENGINE PROPELLER LOOSE ON CRANKSHAFT - ALL SIX RETAINING NUTS WERE LOOSE - FOLLOWING REMOVAL OF PROPELLER ONE OF TWO DOWELS WAS FOUND TO BE BROKEN - SUSPECT BOLTS WERE NOT TORQUED WHEN PROPELLER WAS REFITTED TWENTY THREE HOURS PREVIOUSLY (DEC 1996) - PERSONNEL/MAINTENANCE ERROR