What was found
(AUS) NO2 CYLINDER EXHAUST VALVE GUIDE CARBON BUILDUP. EXHAUST VALVESEIZED IN GUIDE CAUSING PUSHROD TO BEND AND SHROUD TUBE TO BE BROKEN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AUS) NO2 CYLINDER EXHAUST VALVE GUIDE CARBON BUILDUP. EXHAUST VALVESEIZED IN GUIDE CAUSING PUSHROD TO BEND AND SHROUD TUBE TO BE BROKEN.