As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING DISASSEMBLY OF THE S61MGB , THE RING GEAR PN: S6135-2201-003 WAS FOUND TO BE CRACKED. ALONG WITH THE RING GEAR, ONE OF THE MOUNTING STUDS WAS BROKEN AND ONE OF THE MS21045-5 MOUNTING NUTS WAS CRACKED. ALSO 3 OF THE BRG SUPPORT MOUNTING STUD HOLE BUSHINGS, IN THE SAME LOCATION THAT THE CRACKS WERE FOUND ON THE RING GEAR, WERE CRACKED. S61MGB THAT WAS LAST O/H IN FEB. 2002.